Preliminary Data Sheet
October 17, 2011!
6A Digital Pico DLynx
TM
: Non-Isolated DC-DC Power Modules
3Vdc J14.4Vdc input; 0.45Vdc to 5.5Vdc output; 6A Output Current
!
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!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!
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!9-+X%)#3B'!#0!%!O3H.&''!-&!:0O3!&'.B-1!
'0K#&-0+'0)!T_!K'&$#-0$U!
!>C:;!3%$'*!
!`#*'!50X?)!K-B)%('!&%0('!TL=*6HGa7a=*6U!
!C?)X?)!K-B)%('!X&-(&%++%3B'!.&-+!I7V=*6!)-!
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*-10!)-!I7a^=*6!!
!>#(#)%B!#0)'&.%6'!)@&-?(@!)@'!OPQ?$
NP!M
!X&-)-6-B!
!N?0%3B'!2--X
NP
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K-B)%('!&'$X-0$'!
!SB'b#3B'!-?)X?)!K-B)%('!$'d?'06#0(!A_H
:Ae/AE9A!!
!O-1'&!f--*!$#(0%B!
!S#b'*!$1#)6@#0(!.&'d?'06R!1#)@!6%X%3#B#)R!-.!
'b)'&0%B!$R06@&-0#D%)#-0!
!C?)X?)!-K'&6?&&'0)!X&-)'6)#-0!T0-0HB%)6@#0(U!
!CK'&)'+X'&%)?&'!X&-)'6)#-0!
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!9-$)!'..#6#'0)!-X'0!.&%+'!*'$#(0!
!:+%BB!$#D'F!G[7[!++!b!G[7[!++!b!g7[^!++!!!!!!!!!!!!!!
TI7aJ!#0!b!I7aJ!#0!b!I7[]!#0U!
!`#*'!-X'&%)#0(!)'+X'&%)?&'!&%0('!hHaIi9!)-!J^i9j!
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Description
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Preliminary Data Sheet
October 17, 2011
6A Digital Pico DLynxTM: Non-isolated DC-DC Power Modules
3 J 14.4Vdc input; 0.45Vdc to 5.5Vdc output; 6A output current
!
LINEAGE POWER!! !!!!!!!!!!!!!![!
Absolute Maximum Ratings
:)&'$$'$!#0!'b6'$$!-.!)@'!%3$-B?)'!+%b#+?+!&%)#0($!6%0!6%?$'!X'&+%0'0)!*%+%('!)-!)@'!*'K#6'7!N@'$'!%&'!
%3$-B?)'!$)&'$$!&%)#0($!-0BR4!.?06)#-0%B!-X'&%)#-0!-.!)@'!*'K#6'!#$!0-)!#+XB#'*!%)!)@'$'!-&!%0R!-)@'&!6-0*#)#-0$!#0!
'b6'$$!-.!)@-$'!(#K'0!#0!)@'!-X'&%)#-0$!$'6)#-0$!-.!)@'!*%)%!$@'')7!AbX-$?&'!)-!%3$-B?)'!+%b#+?+!&%)#0($!.-&!
'b)'0*'*!X'&#-*$!6%0!%*K'&$'BR!%..'6)!)@'!*'K#6'!&'B#%3#B#)R7!
!
Parameter Device Symbol Min Max Unit
50X?)!=-B)%('! ;BB! =5E! HI7L! G^! =!
9-0)#0?-?$! ! !!!!
:Ae4!:oE94!=:l! ;BB! ! ! g! =!
92n4!>;N;4!:PQ;2AYN! ;BB! ! ! L7V! =!
CX'&%)#0(!;+3#'0)!N'+X'&%)?&'! ;BB! N;! HaI! J^! i9!
T$''!N@'&+%B!9-0$#*'&%)#-0$!$'6)#-0U! ! !!!!
:)-&%('!N'+X'&%)?&'! ;BB! N$)(! H^^! G[^! i9!
!
Electrical Specifications
/0B'$$!-)@'&1#$'!#0*#6%)'*4!$X'6#.#6%)#-0$!%XXBR!-K'&!%BB!-X'&%)#0(!#0X?)!K-B)%('4!&'$#$)#K'!B-%*4!%0*!)'+X'&%)?&'!
6-0*#)#-0$7!
!
Parameter Device Symbol Min Typ Max Unit
CX'&%)#0(!50X?)!=-B)%('! ;BB!! =5E!L!
!Ga7a! =*6!
P%b#+?+!50X?)!9?&&'0)! ;BB! 55E4+%b! !!^!;*6!
!!!T=5EkL=!)-!Ga=4!5Ck5C4!+%b!U! ! !!!! !
50X?)!E-!2-%*!9?&&'0)!!
!!!T=5E!k!G[=*64!5C!k!I4!+-*?B'!'0%3B'*U!
=C4$')!k!I7V!=*6! 55E4E-!B-%*! !LI!!+;!
=C4$')!k!^=*6! 55E4E-!B-%*!! ]I! ! +;!
50X?)!:)%0*H3R!9?&&'0)!!
!!!T=5E!k!G[=*64!+-*?B'!*#$%3B'*U! ;BB! 55E4$)%0*H3R!! V! ! +;!
50&?$@!N&%0$#'0)! ;BB! 5[)! ! ! G! ;[$!
50X?)!Y'.B'6)'*!Y#XXB'!9?&&'0)4!X'%,H)-HX'%,!
T^ZD!)-![IPZD4!GȝZ!$-?&6'!#+X'*%06'p!=5E!kI!)-!
Ga=4!5Ck!5C+%b!p!:''!N'$)!9-0.#(?&%)#-0$U!
;BB! ! ! GG7[! ! +;XHX!
50X?)!Y#XXB'!Y'c'6)#-0!TG[IZDU! ;BB! ! ! H^^! ! *Q!
!
Preliminary Data Sheet
October 17, 2011
6A Digital Pico DLynxTM: Non-isolated DC-DC Power Modules
3 J 14.4Vdc input; 0.45Vdc to 5.5Vdc output; 6A output current
!
!
LINEAGE POWER!! L!
Electrical Specifications T6-0)#0?'*U!
Parameter Device Symbol Min Typ Max Unit
C?)X?)!=-B)%('!:')HX-#0)!T1#)@!I7Gq!)-B'&%06'!.-&!
'b)'&0%B!&'$#$)-&!?$'*!)-!$')!-?)X?)!K-B)%('U! ;BB!! =C4!$')! !HG7I! ! lG7I! q!=C4!$')!
C?)X?)!=-B)%('!TCK'&!%BB!-X'&%)#0(!#0X?)!K-B)%('4!&'$#$)#K'!
B-%*4!%0*!)'+X'&%)?&'!6-0*#)#-0$!?0)#B!'0*!-.!B#.'U! ;BB!! =C4!$')! HL7I!!!lL7I! q!=C4!$')!
;*c?$)+'0)!Y%0('!T$'B'6)'*!3R!%0!'b)'&0%B!&'$#$)-&U!
T:-+'!-?)X?)!K-B)%('$!+%R!0-)!3'!X-$$#3B'!*'X'0*#0(!
-0!)@'!#0X?)!K-B)%('!r!$''!S'%)?&'!>'$6&#X)#-0$!:'6)#-0U!
;BB! =C! I7V! ! ^7^! =*6!
OPQ?$!;*c?$)%3B'!C?)X?)!=-B)%('!Y%0('! ;BB! =C4%*c! H[^! I! l[^! q=C4$')!
OPQ?$!C?)X?)!=-B)%('!;*c?$)+'0)!:)'X!:#D'! ;BB! ! I7a! ! ! q=C4$')!
Y'+-)'!:'0$'!Y%0('! ;BB! ! ! ! I7^! =*6!
C?)X?)!Y'(?B%)#-0!T.-&!=C!![7^=*6U! ! ! ! ! ! !
2#0'!T=5Ek=5E4!+#0!)-!=5E4!+%bU! ;BB! ! ! !lI7a! q!=C4!$')!
2-%*!T5Ck5C4!+#0!)-!5C4!+%bU! ;BB! ! ! !GI! +=!
C?)X?)!Y'(?B%)#-0!T.-&!=C!s![7^=*6U! ! ! ! ! ! !
2#0'!T=5Ek=5E4!+#0!)-!=5E4!+%bU! ;BB! ! ! !^! +=!
2-%*!T5Ck5C4!+#0!)-!5C4!+%bU! ;BB! ! ! !GI! +=!
N'+X'&%)?&'!TN&'.kN;4!+#0!)-!N;4!+%bU! ;BB! ! ! !I7a! q!=C4!$')!
C?)X?)!Y#XXB'!%0*!E-#$'!-0!0-+#0%B!-?)X?)! ! ! ! ! ! !
T=5Ek=5E4!0-+!%0*!5Ck5C4!+#0!)-!5C4!+%b!9-!k!I7GȝS!\\!![[!ȝS!
6'&%+#6!6%X%6#)-&$U! !!!!!!
!O'%,H)-HO'%,!T^ZD!)-![IPZD!3%0*1#*)@U! ;BB! ! !^I! GII! +=X,HX,!
!YP:!T^ZD!)-![IPZD!3%0*1#*)@U! ;BB! ! ! [I! LJ! +=&+$!
Ab)'&0%B!9%X%6#)%06'G!! ! !!!! !
`#)@-?)!)@'!N?0%3B'!2--XNP! !!!!!!
!!!!A:Y!!G!+ȍ!! ;BB! 9C4!+%b! [[! !ag! ȝS!
`#)@!)@'!N?0%3B'!2--XNP! !!!!!!
!!!!A:Y!!I7G^!+ȍ!;BB!9
C4!+%b! [[! !GIII! ȝS!
!!!!A:Y!!GI!+ȍ!;BB!9
C4!+%b! [[! !LIII! ȝS!
C?)X?)!9?&&'0)!T#0!'#)@'&!$#0,!-&!$-?&6'!+-*'U! ;BB! 5-! I! ! V! ;*6!
C?)X?)!9?&&'0)!2#+#)!506'X)#-0!TZ#66?X!P-*'U!
!!!!T6?&&'0)!B#+#)!*-'$!0-)!-X'&%)'!#0!$#0,!+-*'U! ;BB! 5C4!B#+! ![II!!q!5
-4+%b!
C?)X?)!:@-&)H9#&6?#)!9?&&'0)! ;BB! 5C4!$\6! !LVg!!+;&+$!
T=C[^I+=U!T!Z#66?X!P-*'!U! ! !!!! !
A..#6#'06R! =C4$')!k!I7V=*6! Ș!!g^7V!!q!
=5Ek!G[=*64!N;k[^i9! =C4!$')!k!G7[=*6! Ș!!J^7I!!q!
5Ck5C4!+%b!4!=Ck!=C4$')!=
C4$')!k!G7J=*6! Ș!!JJ7V!!q!
!=
C4$')!k![7^=*6! Ș!!]I7V!!q!
!=
C4$')!k!L7L=*6! Ș!!][7G!!q!
!=
C4$')!k!^7I=*6! Ș!!]L7J!!q!
:1#)6@#0(!S&'d?'06R! ;BB!! .$1! !VII! !,ZD!
1 External capacitors may require using the new Tunable LoopTM feature to ensure that the module is stable as well as
getting the best transient response. See the Tunable LoopTM section for details. !
Preliminary Data Sheet
October 17, 2011
6A Digital Pico DLynxTM: Non-isolated DC-DC Power Modules
3 J 14.4Vdc input; 0.45Vdc to 5.5Vdc output; 6A output current
LINEAGE POWER!! !!!!!!!!!!!!!!a!
Electrical Specifications T6-0)#0?'*U!
Parameter Device Symbol Min Typ Max Unit
S&'d?'06R!:R06@&-0#D%)#-0! ;BB! ! ! ! ! !
!!!:R06@&-0#D%)#-0!S&'d?'06R!Y%0('! ;BB! ! ^GI! ! g[I! ,ZD!
!!!Z#(@H2'K'B!50X?)!=-B)%('! ;BB! =5Z! [7I! ! ! =!
!!!2-1H2'K'B!50X?)!=-B)%('! ;BB! =52! !!I7a!=!
!!!50X?)!9?&&'0)4!:oE9! ;BB! 5:oE9! !!GII!0;!
!!!P#0#+?+!O?B$'!`#*)@4!:oE9! ;BB! ):oE9! GII! ! ! 0$!
!!!P%b#+?+!:oE9!&#$'!)#+'! ;BB! ):oE9m:Z! GII! ! ! 0$!
!
General Specifications
Parameter Device Min Typ Max Unit
9%B6?B%)'*!PNQS!T5CkI7J5C4!+%b4!N;kaIi9U!N'B'6-&*#%!5$$?'![!
P')@-*!G!9%$'!L! ;BB! ! GJ4^]^4g]g! ! Z-?&$!
`'#(@)! ! !NQ>! !(!T-D7U!
!
Feature Specifications
/0B'$$!-)@'&1#$'!#0*#6%)'*4!$X'6#.#6%)#-0$!%XXBR!-K'&!%BB!-X'&%)#0(!#0X?)!K-B)%('4!&'$#$)#K'!B-%*4!%0*!)'+X'&%)?&'!
6-0*#)#-0$7!:''!S'%)?&'!>'$6&#X)#-0$!.-&!%**#)#-0%B!#0.-&+%)#-07!
Parameter Device Symbol Min Typ Max Unit
C0\C..!:#(0%B!50)'&.%6'! ! ! ! ! ! !
T=5Ek=5E4!+#0!)-!=5E4!+%b!p!-X'0!6-BB'6)-&!-&!'d?#K%B'0)4! ! ! ! ! ! !
:#(0%B!&'.'&'06'*!)-!fE>U!! ! ! ! ! ! !
>'K#6'!6-*'!1#)@!$?..#b!tau!r!O-$#)#K'!2-(#6!T:''!C&*'&#0(!
50.-&+%)#-0U! !!!!! !
!!!2-(#6!Z#(@!TP-*?B'!CEU! ! !!!! !
!!!!!!!!!!50X?)!Z#(@!9?&&'0)! ;BB! 55Z!!!G! +;!
!!!!!!!!!!50X?)!Z#(@!=-B)%('! ;BB! =5Z![! !=5E4+%b!=!
!!!2-(#6!2-1!TP-*?B'!CSSU! ! !!!! !
!!!!!!!!!50X?)!2-1!9?&&'0)! ;BB! 552!!!G! +;!
!!!!!!!!!50X?)!2-1!=-B)%('! ;BB! =52!HI7[! !I7V! =!
>'K#6'!9-*'!1#)@!0-!$?..#b!r!E'(%)#K'!2-(#6!T:''!C&*'&#0(!
50.-&+%)#-0U! !!!!!!
TC0\CSS!X#0!#$!-X'0!6-BB'6)-&\*&%#0!B-(#6!#0X?)!1#)@! ! ! ! ! ! !
!'b)'&0%B!X?BBH?X!&'$#$)-&p!$#(0%B!&'.'&'06'*!)-!fE>U!! ! ! ! ! ! !
!!!2-(#6!Z#(@!TP-*?B'!CSSU! ! ! ! ! ! !
!!!!!!!!!!!50X?)!Z#(@!9?&&'0)!! ;BB! 55Z!ʊ!ʊ!G! +;!
!!!!!!!!!!!50X?)!Z#(@!=-B)%('!! ;BB! =5Z![7I!ʊ!=
5E4!+%b!=*6!
!!!2-(#6!2-1!TP-*?B'!CEU! ! ! ! ! ! !
!!!!!!!!!!!50X?)!B-1!9?&&'0)!! ;BB! 552!ʊ!ʊ!GI! ȝ;!
!!!!!!!!!!!50X?)!2-1!=-B)%('!! ;BB! =52!HI7[!ʊ!I7V!=*6!
Preliminary Data Sheet
October 17, 2011
6A Digital Pico DLynxTM: Non-isolated DC-DC Power Modules
3 J 14.4Vdc input; 0.45Vdc to 5.5Vdc output; 6A output current
!
!
LINEAGE POWER!! ^!
Feature Specifications (cont.)
Parameter Device Symbol Min Typ Max Units
N?&0HC0!>'B%R!%0*!Y#$'!N#+'$!! ! ! ! ! ! !
T=5Ek=5E4!0-+4!5Ck5C4!+%b!4!=C!!)-!1#)@#0!vGq!-.!$)'%*R!$)%)'U! ! ! ! ! ! !
!!9%$'!GF!C0\C..!#0X?)!#$!'0%3B'*!%0*!)@'0!#0X?)!X-1'&!#$!!!
!!%XXB#'*!T*'B%R!.&-+!#0$)%0)!%)!!1@#6@!=5E!k!=5E4!+#0!?0)#B!=-!k!!!
!!GIq!-.!=-4!$')U!
;BB! N*'B%R! ʊ! I7a! ʊ!+$'6!
!!9%$'![F!50X?)!X-1'&!#$!%XXB#'*!.-&!%)!B'%$)!-0'!$'6-0*!%0*!!
!!)@'0!)@'!C0\C..!#0X?)!#$!'0%3B'*!T*'B%R!.&-+!#0$)%0)!%)!!
!!1@#6@!=-0\C..!#$!'0%3B'*!?0)#B!=-!k!!!GIq!-.!=-4!$')U! ;BB! N*'B%R! ʊ! I7J! ʊ!+$'6!
!!C?)X?)!K-B)%('!Y#$'!)#+'!T)#+'!.-&!=-!)-!&#$'!.&-+!!
!!GIq!-.!=-4!$')!)-!]Iq!-.!=-4!$')U! ;BB! N&#$'!ʊ! [7[! ʊ!+$'6!
C?)X?)!K-B)%('!-K'&$@--)!TN;!k![^-9!!
=5Ek!=5E4!+#0!)-!=5E4!+%b45C!k!5C4!+#0!!)-!5C4!+%bU!!
`#)@!-&!1#)@-?)!+%b#+?+!'b)'&0%B!6%X%6#)%06'!
!!!!L7I!q!=
C4!$')!
CK'&!N'+X'&%)?&'!O&-)'6)#-0!
T:''!N@'&+%B!9-0$#*'&%)#-0$!$'6)#-0U! ;BB! N&'.! !NQ>! ! i9!
OPQ?$!CK'&!N'+X'&%)?&'!`%&0#0(!N@&'$@-B*!! ;BB! N`;YE! !GLI!! i9!
N&%6,#0(!;66?&%6R!!!!!!!!!!!!!!!!!!!!TO-1'&H/XF![=\+$U! ;BB! =:Ae!r=-!! ! GII!+=!
!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!TO-1'&H>-10F![=\+$U!!!!! ;BB! =:Ae!r=-!! ! GII!+=!
T=5E4!+#0!)-!=5E4!+%bp!5C4!+#0!)-!5C4!+%b!=:Ae!s!=-U!!!!!! ! ! ! ! ! !
50X?)!/0*'&K-B)%('!2-6,-?)! ! !!!! !
N?&0H-0!N@&'$@-B*! ;BB! !![7g]!! =*6!
N?&0H-..!N@&'$@-B*! ;BB! !![7^J!!=*6!
ZR$)'&'$#$! ;BB! !!I7[!! =*6!
OPQ?$!;*c?$)%3B'!50X?)!/0*'&!=-B)%('!2-6,-?)!N@&'$@-B*$! ;BB! ![7^! ! Ga! =*6!
!!!!Y'$-B?)#-0!-.!;*c?$)%3B'!50X?)!/0*'&!=-B)%('!N@&'$@-B*! ;BB! !!!^II!+=!
OfCC>!TO-1'&!f--*U! ! !!!! !
:#(0%B!50)'&.%6'!CX'0!>&%#04!=$?XXBR!≤!^=>9! !!!!! !
CK'&K-B)%('!)@&'$@-B*!.-&!OfCC>!CE! ;BB! !!GIJ!!q=
C4!$')!
CK'&K-B)%('!)@&'$@-B*!.-&!OfCC>!CSS! ;BB! !!GI^!!q=
C4!$')!
/0*'&K-B)%('!)@&'$@-B*!.-&!OfCC>!CE! ;BB! !!GGI!!q=
C4!$')!
/0*'&K-B)%('!)@&'$@-B*!.-&!OfCC>!CSS! ;BB! !!]I!!q=
C4!$')!
O?BB*-10!&'$#$)%06'!-.!OfCC>!X#0! ;BB! !!!^I!
Ω!
:#0,!6?&&'0)!6%X%3#B#)R!#0)-!OfCC>!X#0! ;BB! !!!^!+;!
Preliminary Data Sheet
October 17, 2011
6A Digital Pico DLynxTM: Non-isolated DC-DC Power Modules
3 J 14.4Vdc input; 0.45Vdc to 5.5Vdc output; 6A output current
LINEAGE POWER!! !!!!!!!!!!!!!!V!
Digital Interface Specifications
/0B'$$!-)@'&1#$'!#0*#6%)'*4!$X'6#.#6%)#-0$!%XXBR!-K'&!%BB!-X'&%)#0(!#0X?)!K-B)%('4!&'$#$)#K'!B-%*4!%0*!)'+X'&%)?&'!
6-0*#)#-0$7!:''!S'%)?&'!>'$6&#X)#-0$!.-&!%**#)#-0%B!#0.-&+%)#-07!
Parameter Conditions Symbol Min Typ Max Unit
PMBus Signal Interface Characteristics
50X?)!Z#(@!=-B)%('!T92n4!>;N;U! ! =5Z![7G!! L7V!=!
50X?)!2-1!=-B)%('!!T92n4!>;N;U! ! =52!!!I7J!=!
50X?)!@#(@!B'K'B!6?&&'0)!T92n4!>;N;U! ! 55Z!HGI!!GI!
ʅ;!
50X?)!B-1!B'K'B!6?&&'0)!T92n4!>;N;U! ! 552!HGI!!GI!
ʅ;!
C?)X?)!2-1!=-B)%('!T92n4!>;N;4!:PQ;2AYNMU! 5C/Nk[+;! =C2!!!I7a!=!
C?)X?)!@#(@!B'K'B!-X'0!*&%#0!B'%,%('!6?&&'0)!
T>;N;4!:PQ;2AYNMU! =C/NkL7V=! 5CZ! I! ! GI! ʅ;!
O#0!6%X%6#)%06'! ! 9C!!I7g!!XS!
OPQ?$!CX'&%)#0(!.&'d?'06R!&%0('!! :B%K'!P-*'! SOPQ!GI! ! aII!,ZD!
>%)%!@-B*!)#+'!!
!
Y'6'#K'!P-*'!
N&%0$+#)!P-*'! )Z>F>;N!I!
LII! !!0$!
>%)%!$')?X!)#+'! !):/F>;N![^I! ! ! 0$!
Measurement System Characteristics
Y'%*!*'B%R!)#+'! !)>2o!G^L!G][![LG!ȝ$!
C?)X?)!6?&&'0)!+'%$?&'+'0)!&%0('! !5YEf! I! ! GJ! ;!
C?)X?)!6?&&'0)!+'%$?&'+'0)!&'$-B?)#-0! !5YA:!V[7^! ! ! +;!
C?)X?)!6?&&'0)!+'%$?&'+'0)!(%#0!%66?&%6R! !5;99! !!v^!q!
C?)X?)!6?&&'0)!+'%$?&'+'0)!-..$')! !5CS:N! !!I7G!;!
=C/N!+'%$?&'+'0)!&%0('! !=C/NT&0(U!I! ! ^7^! =!
=C/N!+'%$?&'+'0)!&'$-B?)#-0!! !=C/NT&'$U!!GV7[^!! +=!
=C/N!+'%$?&'+'0)!(%#0!%66?&%6R! !=C/NT(%#0U! H[! ! [! 2:Q!
=C/N!+'%$?&'+'0)!-..$')! !=C/NT-.$)U! HL! ! L! 2:Q!
=5E!+'%$?&'+'0)!&%0('! !=5ET&0(U!I! ! Ga7a! =!
=5E!+'%$?&'+'0)!&'$-B?)#-0!! !=5ET&'$U!!L[7^!! +=!
=5E!+'%$?&'+'0)!(%#0!%66?&%6R! !=5ET(%#0U! H[! ! [! 2:Q!
=5E!+'%$?&'+'0)!-..$')! !=5ET-.$)U! H^7^! ! G7a! 2:Q!
!!
Preliminary Data Sheet
October 17, 2011
6A Digital Pico DLynxTM: Non-isolated DC-DC Power Modules
3 J 14.4Vdc input; 0.45Vdc to 5.5Vdc output; 6A output current
!
!
LINEAGE POWER!! g!
Characteristic Curves
N@'!.-BB-1#0(!.#(?&'$!X&-K#*'!)RX#6%B!6@%&%6)'&#$)#6$!.-&!)@'!V;!>#(#)%B!O#6-!>2R0bNP!%)!I7V=-!%0*![^-97!!!
!
ASS595AE9o4!η!!TqU!
C/NO/N!9/YYAEN4!5-!!T;U!
!
C/NO/N!9/YYAEN4!5C!T;U! ;PQ5AEN!NAPOAY;N/YA4!N;!C9!
Figure 1. Converter Efficiency versus Output Current. Figure 2. Derating Output Current versus Ambient
Temperature and Airflow.
C/NO/N!=C2N;fA!
!=C!T=U!TGI+=\*#KU!
!
!!!!!!!
C/NO/N
!
9/YYAEN
4!!!!!!!!!
C/NO/N
!
=C2N;fA
!
!!!!5C!T;U!!T[;*#KU!!!!!!!!!!!!!!!!!=C!T=U!T^+=\*#KU!
!
N5PA4!)!TGµ$\*#KU! N5PA4!)!T[Iµ$!\*#KU!
Figure 3. Typical output ripple and noise (CO=22ʅF
ceramic, VIN = 12V, Io = Io,max, ).
Figure 4. Transient Response to Dynamic Load
Change from 50% to 100% at 12Vin, Cout=1x47uF +
4x330uF
,
CTune=33nF
,
RTune=178
!!!!!!!!!!!C/NO/N!=C2N;fA!!!!CE\CSS!=C2N;fA!
!!!!!!!!!!!!=C!T=U!T[II+=\*#KU!!!!!!=CE\CSS!T=U!T^=\*#KU!
!
!!!!!!!!!!C/NO/N!=C2N;fA!!!!!!!5EO/N!=C2N;fA!
!!!!!!!!!!!!=C!T=U!T[II+=\*#KU!!!!!!!!!!!=5E!T=U!T^=\*#KU!
!
N5PA4!)!T[+$\*#KU! N5PA4!)!T[+$\*#KU!
Figure 5. Typical Start-up Using On/Off Voltage (Io =
Io,max).
Figure 6. Typical Start-up Using Input Voltage (VIN =
12V, Io = Io,max).
!
^I
^^
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V^
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=#0kL7L=
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TaII2SPU
E9
Standard Part
(85C)
Ruggedized (D)
Part (105C)
E9 GII
LII [II
aII
E9 GII
LII [II
aII
Preliminary Data Sheet
October 17, 2011
6A Digital Pico DLynxTM: Non-isolated DC-DC Power Modules
3 J 14.4Vdc input; 0.45Vdc to 5.5Vdc output; 6A output current
LINEAGE POWER!! !!!!!!!!!!!!!!J!
Characteristic Curves
N@'!.-BB-1#0(!.#(?&'$!X&-K#*'!)RX#6%B!6@%&%6)'&#$)#6$!.-&!)@'!V;!>#(#)%B!O#6-!>2R0bNP!%)!G7[=-!%0*![^-97!!!
!
ASS595AE9o4!η!!TqU!
C/NO/N!9/YYAEN4!5-!!T;U!
C/NO/N!9/YYAEN4!5C!T;U! ;PQ5AEN!NAPOAY;N/YA4!N;!C9!
Figure 7. Converter Efficiency versus Output Current. Figure 8. Derating Output Current versus Ambient
Temperature and Airflow.
C/NO/N!=C2N;fA!
!=C!T=U!T[I+=\*#KU!
!
!!!!!!!!!!!!!!
C/NO/N
!
9/YYAEN
4!!!!!
C/NO/N
!
=C2N;fA
!
!!!!!!!!!!!!!5C!T;U!!T[;*#KU!!!!!!!!!!!!=C!T=U!TGI+=\*#KU!
!
N5PA4!)!TGµ$\*#KU! N5PA4!)!T[Iµ$!\*#KU!
Figure 9. Typical output ripple and noise (CO=22ʅF
ceramic, VIN = 12V, Io = Io,max, ).
Figure 10. Transient Response to Dynamic Load
Change from 50% to 100% at 12Vin, Cout=1x47uF +
2x330uF, CTune=12nF, RTune=178
!!!!!!!!!!!C/NO/N!=C2N;fA!!!!CE\CSS!=C2N;fA!
!!!!!!!!!!!!=C!T=U!T^II+=\*#KU!!!!!!=CE\CSS!T=U!T^=\*#KU!
!
!!!!!!!!!!C/NO/N!=C2N;fA!!!!!!!5EO/N!=C2N;fA!
!!!!!!!!!!!!=C!T=U!T^II+=\*#KU!!!!!!!!!!!=5E!T=U!T^=\*#KU!
!
N5PA4!)!T[+$\*#KU! N5PA4!)!T[+$\*#KU!
Figure 1. Typical Start-up Using On/Off Voltage (Io=
Io,max).
Figure 12. Typical Start-up Using Input Voltage (VIN =
12V, Io = Io,max).
!!
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V^
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TaII2SPU
E9
Standard Part
(85C)
Ruggedized (D)
Part (105C)
E9 GII
LII [II
aII
E9 GII
LII [II
aII
Preliminary Data Sheet
October 17, 2011
6A Digital Pico DLynxTM: Non-isolated DC-DC Power Modules
3 J 14.4Vdc input; 0.45Vdc to 5.5Vdc output; 6A output current
!
!
LINEAGE POWER!! ]!
Characteristic Curves
N@'!.-BB-1#0(!.#(?&'$!X&-K#*'!)RX#6%B!6@%&%6)'&#$)#6$!.-&!)@'!V;!>#(#)%B!O#6-!>2R0bNP!%)!G7J=-!%0*![^-97!!!
!
ASS595AE9o4!η!!TqU!
C/NO/N!9/YYAEN4!5-!!T;U!
C/NO/N!9/YYAEN4!5C!T;U! ;PQ5AEN!NAPOAY;N/YA4!N;!C9!
Figure 13. Converter Efficiency versus Output Current. Figure 14. Derating Output Current versus Ambient
Temperature and Airflow.
C/NO/N!=C2N;fA!
!=C!T=U!T[I+=\*#KU!
!
!!!!!!!!!
C/NO/N
!
9/YYAEN
4!!!!!
C/NO/N
!
=C2N;fA
!
!!!!!!5C!T;U!!T[;*#KU!!!!!!!!!!!=C!T=U!T[I+=\*#KU!
!
N5PA4!)!TGµ$\*#KU! N5PA4!)!T[Iµ$!\*#KU!
Figure 15. Typical output ripple and noise (CO=22ʅF
ceramic, VIN = 12V, Io = Io,max, ).
Figure 16. Transient Response to Dynamic Load
Change from 50% to 100% at 12Vin, Cout= 1x47uF +
1x330uF, CTune=4700pF, RTune=178
!!!!!!!!!!!C/NO/N!=C2N;fA!!!!CE\CSS!=C2N;fA!
!!!!!!!!!!!!=C!T=U!T^II+=\*#KU!!!!!!=CE\CSS!T=U!T^=\*#KU!
!
!!!!!!!!!!C/NO/N!=C2N;fA!!!!!!!5EO/N!=C2N;fA!
!!!!!!!!!!!!=C!T=U!T^II+=\*#KU!!!!!!!!!!!=5E!T=U!T^=\*#KU!
!
N5PA4!)!T[+$\*#KU! N5PA4!)!T[+$\*#KU!
Figure 17. Typical Start-up Using On/Off Voltage (Io=
Io,max).
Figure 18. Typical Start-up Using Input Voltage (VIN =
12V, Io = Io,max).
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=#0kL7L=
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TaII2SPU
E9
Standard Part
(85C)
Ruggedized (D)
Part (105C)
E9 GII
LII [II
aII
E9 GII
LII [II
aII
Preliminary Data Sheet
October 17, 2011
6A Digital Pico DLynxTM: Non-isolated DC-DC Power Modules
3 J 14.4Vdc input; 0.45Vdc to 5.5Vdc output; 6A output current
LINEAGE POWER!! !!!!!!!!!!!!!!GI!
Characteristic Curves
N@'!.-BB-1#0(!.#(?&'$!X&-K#*'!)RX#6%B!6@%&%6)'&#$)#6$!.-&!)@'!V;!>#(#)%B!O#6-!>2R0bNP!%)![7^=-!%0*![^-97!!!
!
ASS595AE9o4!η!!TqU!
C/NO/N!9/YYAEN4!5-!!T;U!
C/NO/N!9/YYAEN4!5C!T;U! ;PQ5AEN!NAPOAY;N/YA4!N;!C9!
Figure 19. Converter Efficiency versus Output Current. Figure 20. Derating Output Current versus Ambient
Temperature and Airflow.
C/NO/N!=C2N;fA!
!=C!T=U!T[I+=\*#KU!
!
!!!!!!!!
C/NO/N
!
9/YYAEN
4!!!!!
C/NO/N
!
=C2N;fA
!
!!5C!T;U!!T[;*#KU!!!!!!!!!!!!!!!=C!T=U!T[I+=\*#KU!
!
N5PA4!)!TGµ$\*#KU! N5PA4!)!T[Iµ$!\*#KU!
Figure 21. Typical output ripple and noise (CO=22ʅF
ceramic, VIN = 12V, Io = Io,max, ).
Figure 22. Transient Response to Dynamic Load
Change from 50% to 100% at 12Vin, Cout = 3x47uF,
CTune=3300pF, RTune=178
!!!!!!!!!!!C/NO/N!=C2N;fA!!!!CE\CSS!=C2N;fA!
!!!!!!!!!!!!!!!=C!T=U!TG=\*#KU!!!!!!!!!!=CE\CSS!T=U!T^=\*#KU!
!
!!!!!!!!!!C/NO/N!=C2N;fA!!!!!!!5EO/N!=C2N;fA!
!!!!!!!!!!!!!!!=C!T=U!TG=\*#KU!!!!!!!!!!!!!!=5E!T=U!T^=\*#KU!
!
N5PA4!)!T[+$\*#KU! N5PA4!)!T[+$\*#KU!
Figure 23. Typical Start-up Using On/Off Voltage (Io =
Io,max).
Figure 24. Typical Start-up Using Input Voltage (VIN =
12V, Io = Io,max).
!
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g^
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TaII2SPU
E9
Standard Part
(85C)
E9 GII
LII [II
aII
aII
LII [II
E9 GII
Ruggedized (D)
Part (105C)
Preliminary Data Sheet
October 17, 2011
6A Digital Pico DLynxTM: Non-isolated DC-DC Power Modules
3 J 14.4Vdc input; 0.45Vdc to 5.5Vdc output; 6A output current
!
!
LINEAGE POWER!! GG!
Characteristic Curves
N@'!.-BB-1#0(!.#(?&'$!X&-K#*'!)RX#6%B!6@%&%6)'&#$)#6$!.-&!)@'!V;!>#(#)%B!O#6-!>2R0bNP!%)!L7L=-!%0*![^-97!!!
!
ASS595AE9o4!η!!TqU!
C/NO/N!9/YYAEN4!5-!!T;U!
C/NO/N!9/YYAEN4!5C!T;U! ;PQ5AEN!NAPOAY;N/YA4!N;!C9!
Figure 25. Converter Efficiency versus Output Current. Figure 26. Derating Output Current versus Ambient
Temperature and Airflow.
C/NO/N!=C2N;fA!
!=C!T=U!T[I+=\*#KU!
!
!!!!!!!!
C/NO/N
!
9/YYAEN
4!!!!!
C/NO/N
!
=C2N;fA
!
!!!!!5C!T;U!!T[;*#KU!!!!!!!!!!!=C!T=U!T[I+=\*#KU!
!
N5PA4!)!TGµ$\*#KU! N5PA4!)!T[Iµ$!\*#KU!
Figure 27. Typical output ripple and noise (CO=22ʅF
ceramic, VIN = 12V, Io = Io,max, ).
Figure 28 Transient Response to Dynamic Load
Change from 50% to 100% at 12Vin, Cout= 3x47uF,
CTune=3300pF, RTune=178
!!!!!!!!!!!C/NO/N!=C2N;fA!!!!CE\CSS!=C2N;fA!
!!!!!!!!!!!!!!!=C!T=U!TG=\*#KU!!!!!!!!!!=CE\CSS!T=U!T^=\*#KU!
!
!!!!!!!!!!C/NO/N!=C2N;fA!!!!!!!5EO/N!=C2N;fA!
!!!!!!!!!!!!!!!=C!T=U!TG=\*#KU!!!!!!!!!!!!!!=5E!T=U!T^=\*#KU!
!
N5PA4!)!T[+$\*#KU! N5PA4!)!T[+$\*#KU!
Figure 29. Typical Start-up Using On/Off Voltage (Io=
Io,max).
Figure 30. Typical Start-up Using Input Voltage (VIN =
12V, Io = Io,max).
!
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g^
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TaII2SPU
E9
Standard
Part (85C)
Ruggedized (D)
Part (105C)
aII
LII [II
E9 GII
aII
LII [II
E9 GII
Preliminary Data Sheet
October 17, 2011
6A Digital Pico DLynxTM: Non-isolated DC-DC Power Modules
3 J 14.4Vdc input; 0.45Vdc to 5.5Vdc output; 6A output current
LINEAGE POWER!! !!!!!!!!!!!!!!G[!
Characteristic Curves
N@'!.-BB-1#0(!.#(?&'$!X&-K#*'!)RX#6%B!6@%&%6)'&#$)#6$!.-&!)@'!V;!>#(#)%B!O#6-!>2R0bNP!%)!^=-!%0*![^-97!!!
!
ASS595AE9o4!η!!TqU!
C/NO/N!9/YYAEN4!5-!!T;U!
C/NO/N!9/YYAEN4!5C!T;U! ;PQ5AEN!NAPOAY;N/YA4!N;!C9!
Figure 31. Converter Efficiency versus Output Current. Figure 32. Derating Output Current versus Ambient
Temperature and Airflow.
C/NO/N!=C2N;fA!
!=C!T=U!T^I+=\*#KU!
!
!!!!!!!!!!
C/NO/N
!
9/YYAEN
4!!!!!
C/NO/N
!
=C2N;fA
!
!!!!!!!!5C!T;U!!T[;*#KU!!!!!!!!!!=C!T=U!T^I+=\*#KU!
!
N5PA4!)!TGµ$\*#KU! N5PA4!)!T[Iµ$!\*#KU!
Figure 33. Typical output ripple and noise (CO=22ʅF
ceramic, VIN = 12V, Io = Io,max, ).
Figure 34. Transient Response to Dynamic Load
Change from 50% to 100% at 12Vin, Cout= 2x47uF,
CTune=2200pF, RTune=261
!!!!!!!!!!!C/NO/N!=C2N;fA!!!!CE\CSS!=C2N;fA!
!!!!!!!!!!!!!!!=C!T=U!T[=\*#KU!!!!!!!!!!=CE\CSS!T=U!T^=\*#KU!
!
!!!!!!!!!!C/NO/N!=C2N;fA!!!!!!!5EO/N!=C2N;fA!
!!!!!!!!!!!!!!!=C!T=U!T[=\*#KU!!!!!!!!!!!!!!=5E!T=U!T^=\*#KU!
!
N5PA4!)!T[+$\*#KU! N5PA4!)!T[+$\*#KU!
Figure 35. Typical Start-up Using On/Off Voltage (Io =
Io,max).
Figure 36. Typical Start-up Using Input Voltage (VIN =
12V, Io = Io,max).
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g^
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J^
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TGII2SPU
E9
Ruggedized (D)
Part (105C)
Standard
Part (85C)
E9 GII
aII
LII [II
E9 GII
LII [II
aII
Preliminary Data Sheet
October 17, 2011
6A Digital Pico DLynxTM: Non-isolated DC-DC Power Modules
3 J 14.4Vdc input; 0.45Vdc to 5.5Vdc output; 6A output current
!
!
LINEAGE POWER!! GL!
!
!
Design Considerations
Input Filtering
N@'!V;!>#(#)%B!O#6-!>2R0bNP!+-*?B'!$@-?B*!3'!
6-00'6)'*!)-!%!B-1!%6H#+X'*%06'!$-?&6'7!!;!@#(@BR!
#0*?6)#K'!$-?&6'!6%0!%..'6)!)@'!$)%3#B#)R!-.!)@'!+-*?B'7!!
;0!#0X?)!6%X%6#)%06'!+?$)!3'!XB%6'*!*#&'6)BR!%*c%6'0)!
)-!)@'!#0X?)!X#0!-.!)@'!+-*?B'4!)-!+#0#+#D'!#0X?)!&#XXB'!
K-B)%('!%0*!'0$?&'!+-*?B'!$)%3#B#)R7!
!N-!+#0#+#D'!#0X?)!K-B)%('!&#XXB'4!6'&%+#6!6%X%6#)-&$!
%&'!&'6-++'0*'*!%)!)@'!#0X?)!-.!)@'!+-*?B'7!S#(?&'!
Lg!$@-1$!)@'!#0X?)!&#XXB'!K-B)%('!.-&!K%&#-?$!-?)X?)!
K-B)%('$!%)!V;!-.!B-%*!6?&&'0)!1#)@!Gb[[!wS!-&![b[[!
wS!6'&%+#6!6%X%6#)-&$!%0*!%0!#0X?)!-.!G[=7!!!!
!
Figure 37. Input ripple voltage for various output
voltages with 1x22 µF or 2x22 µF ceramic
capacitors at the input (6A load). Input voltage is
12V.!
Output Filtering
N@'$'!+-*?B'$!%&'!*'$#(0'*!.-&!B-1!-?)X?)!&#XXB'!
K-B)%('!%0*!1#BB!+'')!)@'!+%b#+?+!-?)X?)!&#XXB'!
$X'6#.#6%)#-0!1#)@!I7G!wS!6'&%+#6!%0*![[!wS!6'&%+#6!
6%X%6#)-&$!%)!)@'!-?)X?)!-.!)@'!+-*?B'7!!Z-1'K'&4!
%**#)#-0%B!-?)X?)!.#B)'&#0(!+%R!3'!&'d?#&'*!3R!)@'!$R$)'+!
*'$#(0'&!.-&!%!0?+3'&!-.!&'%$-0$7!!S#&$)4!)@'&'!+%R!3'!%!
0''*!)-!.?&)@'&!&'*?6'!)@'!-?)X?)!&#XXB'!%0*!0-#$'!-.!)@'!
+-*?B'7!!:'6-0*4!)@'!*R0%+#6!&'$X-0$'!6@%&%6)'&#$)#6$!
+%R!0''*!)-!3'!6?$)-+#D'*!)-!%!X%&)#6?B%&!B-%*!$)'X!
6@%0('7!
N-!&'*?6'!)@'!-?)X?)!&#XXB'!%0*!#+X&-K'!)@'!*R0%+#6!
&'$X-0$'!)-!%!$)'X!B-%*!6@%0('4!%**#)#-0%B!6%X%6#)%06'!
%)!)@'!-?)X?)!6%0!3'!?$'*7!!2-1!A:Y!X-BR+'&!%0*!
6'&%+#6!6%X%6#)-&$!%&'!&'6-++'0*'*!)-!#+X&-K'!)@'!
*R0%+#6!&'$X-0$'!-.!)@'!+-*?B'7!S#(?&'!LJ!X&-K#*'$!
-?)X?)!&#XXB'!#0.-&+%)#-0!.-&!*#..'&'0)!'b)'&0%B!
6%X%6#)%06'!K%B?'$!%)!K%&#-?$!=-!%0*!%!.?BB!B-%*!6?&&'0)!
-.!V;7!!S-&!$)%3B'!-X'&%)#-0!-.!)@'!+-*?B'4!B#+#)!)@'!
6%X%6#)%06'!)-!B'$$!)@%0!)@'!+%b#+?+!-?)X?)!
6%X%6#)%06'!%$!$X'6#.#'*!#0!)@'!'B'6)&#6%B!$X'6#.#6%)#-0!
)%3B'7!!CX)#+%B!X'&.-&+%06'!-.!)@'!+-*?B'!6%0!3'!
%6@#'K'*!3R!?$#0(!)@'!N?0%3B'!2--XNP!.'%)?&'!*'$6&#3'*!
B%)'&!#0!)@#$!*%)%!$@'')7!
!
Figure 38. Output ripple voltage for various output
voltages with external 1x22 µF, 1x47 µF, or 2x47 µF
ceramic capacitors at the output (6A load). Input
voltage is 12V.
Safety Considerations
S-&!$%.')R!%('06R!%XX&-K%B!)@'!X-1'&!+-*?B'!+?$)!3'!
#0$)%BB'*!#0!6-+XB#%06'!1#)@!)@'!$X%6#0(!%0*!$'X%&%)#-0!
&'d?#&'+'0)$!-.!)@'!'0*H?$'!$%.')R!%('06R!$)%0*%&*$4!
#7'74!/2!VI]^IHG![0*4!9:;!9[[7[!E-7!VI]^IHGHIg4!>5E!
AE!VI]^IHGF[IIV!l!;GG!T=>AIJI^!N'#B!G!l!;GGUF[II]H
GGp!AE!VI]^IHGF[IIV!l!;GGF[II]HIL7!
!
S-&!)@'!6-0K'&)'&!-?)X?)!)-!3'!6-0$#*'&'*!+'')#0(!)@'!
&'d?#&'+'0)$!-.!$%.')R!'b)&%HB-1!K-B)%('!T:A2=U4!)@'!
#0X?)!+?$)!+'')!:A2=!&'d?#&'+'0)$7!!N@'!X-1'&!
+-*?B'!@%$!'b)&%HB-1!K-B)%('!TA2=U!-?)X?)$!1@'0!%BB!
#0X?)$!%&'!A2=7!!
N@'!#0X?)!)-!)@'$'!?0#)$!#$!)-!3'!X&-K#*'*!1#)@!%!.?$'!
1#)@!%!+%b#+?+!&%)#0(!-.!NQ>!#0!)@'!X-$#)#K'!#0X?)!B'%*7!
!
gI
JI
]I
GII
GGI
G[I
GLI
GaI
G^I
GVI
GgI
GJI
G]I
I7^ G7^ [7^ L7^ a7^
Ripple (mVp-p)
Output Voltage(Volts)
Gb[[?S
[b[[?S
I
GI
[I
LI
aI
I7^ G G7^ [ [7^ L L7^ a a7^ ^
Ripple (mVp-p)
Output Voltage(Volts)
Gb[[?S!Ab)!9%X
Gbag?S!Ab)!9%X
[bag?S!Ab)!9%X
Preliminary Data Sheet
October 17, 2011
6A Digital Pico DLynxTM: Non-isolated DC-DC Power Modules
3 J 14.4Vdc input; 0.45Vdc to 5.5Vdc output; 6A output current
LINEAGE POWER!! Ga!
!
!
!
Analog Feature Descriptions
Remote On/Off
N@'!+-*?B'!6%0!3'!)?&0'*!CE!%0*!CSS!'#)@'&!3R!?$#0(!
)@'!CE\CSS!X#0!T;0%B-(!#0)'&.%6'U!-&!)@&-?(@!)@'!
OPQ?$!#0)'&.%6'!T>#(#)%BU7!N@'!+-*?B'!6%0!3'!
6-0.#(?&'*!#0!%!0?+3'&!-.!1%R$!)@&-?(@!)@'!OPQ?$!
#0)'&.%6'!)-!&'%6)!)-!)@'!)1-!CE\CSS!#0X?)$F!
•!P-*?B'!CE\CSS!6%0!3'!6-0)&-BB'*!-0BR!
)@&-?(@!)@'!%0%B-(!#0)'&.%6'!T*#(#)%B!#0)'&.%6'!
CE\CSS!6-++%0*$!%&'!#(0-&'*U!
•!P-*?B'!CE\CSS!6%0!3'!6-0)&-BB'*!-0BR!
)@&-?(@!)@'!OPQ?$!#0)'&.%6'!T%0%B-(!#0)'&.%6'!
#$!#(0-&'*U!
•!P-*?B'!CE\CSS!6%0!3'!6-0)&-BB'*!3R!'#)@'&!
)@'!%0%B-(!-&!*#(#)%B!#0)'&.%6'!
N@'!*'.%?B)!$)%)'!-.!)@'!+-*?B'!T%$!$@#XX'*!.&-+!)@'!
.%6)-&RU!#$!)-!3'!6-0)&-BB'*!3R!)@'!%0%B-(!#0)'&.%6'!-0BR7!5.!
)@'!*#(#)%B!#0)'&.%6'!#$!)-!3'!'0%3B'*4!-&!)@'!+-*?B'!#$!)-!
3'!6-0)&-BB'*!-0BR!)@&-?(@!)@'!*#(#)%B!#0)'&.%6'4!)@#$!
6@%0('!+?$)!3'!+%*'!)@&-?(@!)@'!OPQ?$7!N@'$'!
6@%0('$!6%0!3'!+%*'!%0*!1&#))'0!)-!0-0HK-B%)#B'!
+'+-&R!-0!)@'!+-*?B'!$-!)@%)!#)!#$!&'+'+3'&'*!.-&!
$?3$'d?'0)!?$'7!
Analog On/Off
N@'!V;!>#(#)%B!O#6-!>2R0bNP!X-1'&!+-*?B'$!.'%)?&'!%0!
C0\C..!X#0!.-&!&'+-)'!C0\C..!-X'&%)#-07!!N1-!C0\C..!
B-(#6!-X)#-0$!%&'!%K%#B%3B'7!!50!)@'!O-$#)#K'!2-(#6!C0\C..!
-X)#-04!T*'K#6'!6-*'!$?..#b!tau!r!$''!C&*'&#0(!
50.-&+%)#-0U4!)@'!+-*?B'!)?&0$!CE!*?&#0(!%!B-(#6!Z#(@!-0!
)@'!C0\C..!X#0!%0*!)?&0$!CSS!*?&#0(!%!B-(#6!2-17!!`#)@!
)@'!E'(%)#K'!2-(#6!C0\C..!-X)#-04!T0-!*'K#6'!6-*'!$?..#b4!
$''!C&*'&#0(!50.-&+%)#-0U4!)@'!+-*?B'!)?&0$!CSS!*?&#0(!
B-(#6!Z#(@!%0*!CE!*?&#0(!B-(#6!2-17!!N@'!C0\C..!$#(0%B!
$@-?B*!3'!%B1%R$!&'.'&'06'*!)-!(&-?0*7!S-&!'#)@'&!
C0\C..!B-(#6!-X)#-04!B'%K#0(!)@'!C0\C..!X#0!*#$6-00'6)'*!
1#BB!)?&0!)@'!+-*?B'!CE!1@'0!#0X?)!K-B)%('!#$!X&'$'0)7!
S-&!X-$#)#K'!B-(#6!+-*?B'$4!)@'!6#&6?#)!6-0.#(?&%)#-0!.-&!
?$#0(!)@'!C0\C..!X#0!#$!$@-10!#0!S#(?&'!L]7!`@'0!)@'!
'b)'&0%B!)&%0$#$)-&!e[!#$!#0!)@'!CSS!$)%)'4!)@'!#0)'&0%B!
)&%0$#$)-&!eG!#$!)?&0'*!CE4!%0*!)@'!#0)'&0%B!O`P!
MA0%3B'!$#(0%B!#$!X?BB'*!B-1!6%?$#0(!)@'!+-*?B'!)-!3'!
CE7!`@'0!)&%0$#$)-&!e[!#$!)?&0'*!CE4!)@'!C0\C..!X#0!#$!
X?BB'*!B-1!%0*!)@'!+-*?B'!#$!CSS7!;!$?(('$)'*!K%B?'!
.-&!YX?BB?X!#$![I,Ω7!!
S-&!0'(%)#K'!B-(#6!C0\C..!+-*?B'$4!)@'!6#&6?#)!
6-0.#(?&%)#-0!#$!$@-10!#0!S#(7!aI7!N@'!C0\C..!X#0!$@-?B*!
3'!X?BB'*!@#(@!1#)@!%0!'b)'&0%B!X?BBH?X!&'$#$)-&!
T$?(('$)'*!K%B?'!.-&!)@'!L=!)-!Ga=!#0X?)!&%0('!#$!
[In-@+$U7!`@'0!)&%0$#$)-&!e[!#$!#0!)@'!CSS!$)%)'4!)@'!
C0\C..!X#0!#$!X?BB'*!@#(@4!)&%0$#$)-&!eG!#$!)?&0'*!CE!%0*!
)@'!+-*?B'!#$!CSS7!N-!)?&0!)@'!+-*?B'!CE4!e[!#$!)?&0'*!
CE!X?BB#0(!)@'!C0\C..!X#0!B-14!)?&0#0(!)&%0$#$)-&!eG!CSS!
&'$?B)#0(!#0!)@'!O`P!A0%3B'!X#0!(-#0(!@#(@7!
Digital On/Off
Please see the Digital Feature Descriptions section.
Figure 39. Circuit configuration for using positive
On/Off logic.
!
Figure 40. Circuit configuration for using negative
On/Off logic.
Monotonic Start-up and Shutdown
N@'!+-*?B'!@%$!+-0-)-0#6!$)%&)H?X!%0*!$@?)*-10!
3'@%K#-&!.-&!%0R!6-+3#0%)#-0!-.!&%)'*!#0X?)!K-B)%('4!
-?)X?)!6?&&'0)!%0*!-X'&%)#0(!)'+X'&%)?&'!&%0('7!!!
Startup into Pre-biased Output
N@'!+-*?B'!6%0!$)%&)!#0)-!%!X&'3#%$'*!-?)X?)!%$!B-0(!%$!
)@'!X&'3#%$!K-B)%('!#$!I7^=!B'$$!)@%0!)@'!$')!-?)X?)!
K-B)%('7!!
Analog Output Voltage Programming
N@'!-?)X?)!K-B)%('!-.!)@'!+-*?B'!#$!X&-(&%++%3B'!)-!
%0R!K-B)%('!.&-+!I7V*6!)-!^7^=*6!3R!6-00'6)#0(!%!
&'$#$)-&!3')1''0!)@'!N&#+!%0*!:5fmfE>!X#0$!-.!)@'!
+-*?B'7!!9'&)%#0!&'$)&#6)#-0$!%XXBR!-0!)@'!-?)X?)!K-B)%('!
$')!X-#0)!*'X'0*#0(!-0!)@'!#0X?)!K-B)%('7!N@'$'!%&'!
$@-10!#0!)@'!C?)X?)!=-B)%('!K$7!50X?)!=-B)%('!:')!O-#0)!
;&'%!XB-)!#0!S#(7!aG7!!N@'!/XX'&!2#+#)!6?&K'!$@-1$!)@%)!
.-&!-?)X?)!K-B)%('$!B-1'&!)@%0!G=4!)@'!#0X?)!K-B)%('!+?$)!
3'!B-1'&!)@%0!)@'!+%b#+?+!-.!Ga7a=7!N@'!2-1'&!2#+#)!
6?&K'!$@-1$!)@%)!.-&!-?)X?)!K-B)%('$!@#(@'&!)@%0!I7V=4!
)@'!#0X?)!K-B)%('!0''*$!)-!3'!B%&('&!)@%0!)@'!+#0#+?+!-.!
L=7!
!
GIn
e[
[[n
eG
[[n
YX?BB?X
lL7L=
l=5E
fE>
l
m
=CE\CSS
CE\CSS
5AE;Q2A
>2oEW!PC>/2A
GIn
e[
[[n
eG
[[n
YX?BB?X
lL7L=
l=5E
fE>
m
l
5
CE\CSS
=
CE\CSS AE;Q2A
>2oEW!PC>/2A
Preliminary Data Sheet
October 17, 2011
6A Digital Pico DLynx
TM
: Non-isolated DC-DC Power Modules
3 J 14.4Vdc input; 0.45Vdc to 5.5Vdc output; 6A output current
!
!
!
Figure 41. Output Voltage vs. Input Voltage Set Point
Area plot showing limits where the output voltage
can be set for different input voltages.!
!
=
C
TlU
NY5P
=:
ņ
Y
)&#+
2C;>
=
5E
TlU
CE\CSS
=:l
:5fmfE>
!
Caution *!Do not connect SIG_GND to GND elsewhere
in the layout
Figure 42. Circuit configuration for programming
output voltage using an external resistor.
!
`#)@-?)!%0!'b)'&0%B!&'$#$)-&!3')1''0!N&#+!%0*!
:5fmfE>!X#0$4!)@'!-?)X?)!-.!)@'!+-*?B'!1#BB!3'!
I7V=*67N-!6%B6?B%)'!)@'!K%B?'!-.!)@'!)&#+!&'$#$)-&4!Rtrim!
.-&!%!*'$#&'*!-?)X?)!K-B)%('4!$@-?B*!3'!%$!X'&!)@'!
.-BB-1#0(!'d?%)#-0F!!
()
Ω
»
¼
º
«
¬
ª
−
=k
Vo
Rtrim 6.0
12
!
Y)&#+!#$!)@'!'b)'&0%B!&'$#$)-&!#0!,ȍ!
Vo #$!)@'!*'$#&'*!-?)X?)!K-B)%('7!!
N%3B'!G!X&-K#*'$!Y)&#+!K%B?'$!&'d?#&'*!.-&!$-+'!
6-++-0!-?)X?)!K-B)%('$7
Table 1
!
V
O, set
(V) Rtrim (Kȍ)
I7V! CX'0!
I7]! aI!
G7I! LI!
G7[! [I!
G7^! GL7LL!
G7J! GI!
[7^! V7LGV!
L7L! a7aaa!
^7I! [7g[g!
Digital Output Voltage Adjustment
Please see the Digital Feature Descriptions section.
Remote Sense
N@'!X-1'&!+-*?B'!@%$!%!Y'+-)'!:'0$'!.'%)?&'!)-!
+#0#+#D'!)@'!'..'6)$!-.!*#$)&#3?)#-0!B-$$'$!3R!&'(?B%)#0(!
)@'!K-B)%('!3')1''0!)@'!$'0$'!X#0$!T=:l!%0*!=:HU7!!N@'!
K-B)%('!*&-X!3')1''0!)@'!$'0$'!X#0$!%0*!)@'!=C/N!%0*!
fE>!X#0$!-.!)@'!+-*?B'!$@-?B*!0-)!'b6''*!I7^=7!!
Analog Voltage Margining
C?)X?)!K-B)%('!+%&(#0#0(!6%0!3'!#+XB'+'0)'*!#0!)@'!
+-*?B'!3R!6-00'6)#0(!%!&'$#$)-&4!Y
+%&(#0H?X
4!.&-+!)@'!N&#+!
X#0!)-!)@'!(&-?0*!X#0!.-&!+%&(#0#0(H?X!)@'!-?)X?)!K-B)%('!
%0*!3R!6-00'6)#0(!%!&'$#$)-&4!Y
+%&(#0H*-10
4!.&-+!)@'!N&#+!
X#0!)-!-?)X?)!X#0!.-&!+%&(#0#0(H*-107!!S#(?&'!aL!$@-1$!
)@'!6#&6?#)!6-0.#(?&%)#-0!.-&!-?)X?)!K-B)%('!+%&(#0#0(7!!
N@'!OC2!O&-(&%++#0(!N--B4!%K%#B%3B'!%)!
1117B#0'%('X-1'&76-+!?0*'&!)@'!>-10B-%*$!$'6)#-04!
%B$-!6%B6?B%)'$!)@'!K%B?'$!-.!Y
+%&(#0H?X
!%0*!Y
+%&(#0H*-10
!.-&!
%!$X'6#.#6!-?)X?)!K-B)%('!%0*!q!+%&(#07!!OB'%$'!6-0$?B)!
R-?&!B-6%B!2#0'%('!O-1'&!)'6@0#6%B!&'X&'$'0)%)#K'!.-&!
%**#)#-0%B!*')%#B$7!
!
Figure 43. Circuit Configuration for margining
Output voltage.
Digital Output Voltage Margining
Please see the Digital Feature Descriptions section.
I
[
a
V
J
GI
G[
Ga
GV
I7^ G G7^ [ [7^ L L7^ a a7^ ^ ^7^ V
Input Voltage (v)
Output Voltage (V)
2-1'&!
/XX'&!
=-
MODULE
:5fmfE>
N&#+
eG
!
Y)&#+
Y+%&(#0H?X
!
e[
!
Y+%&(#0H*-10
Preliminary Data Sheet
October 17, 2011
6A Digital Pico DLynxTM: Non-isolated DC-DC Power Modules
3 J 14.4Vdc input; 0.45Vdc to 5.5Vdc output; 6A output current
LINEAGE POWER!! GV!
!
!
!
Output Voltage Sequencing
N@'!X-1'&!+-*?B'!#06B?*'$!%!$'d?'06#0(!.'%)?&'4!A_H
:Ae/AE9A!)@%)!'0%3B'$!?$'&$!)-!#+XB'+'0)!K%&#-?$!
)RX'$!-.!-?)X?)!K-B)%('!$'d?'06#0(!#0!)@'#&!%XXB#6%)#-0$7!!
N@#$!#$!%66-+XB#$@'*!K#%!%0!%**#)#-0%B!$'d?'06#0(!X#07!!
`@'0!0-)!?$#0(!)@'!$'d?'06#0(!.'%)?&'4!B'%K'!#)!
?06-00'6)'*7!
N@'!K-B)%('!%XXB#'*!)-!)@'!:Ae!X#0!$@-?B*!3'!$6%B'*!
*-10!3R!)@'!$%+'!&%)#-!%$!?$'*!)-!$6%B'!)@'!-?)X?)!
K-B)%('!*-10!)-!)@'!&'.'&'06'!K-B)%('!-.!)@'!+-*?B'7!
N@#$!#$!%66-+XB#$@'*!3R!%0!'b)'&0%B!&'$#$)#K'!*#K#*'&!
6-00'6)'*!%6&-$$!)@'!$'d?'06#0(!K-B)%('!3'.-&'!#)!#$!.'*!
)-!)@'!:Ae!X#0!%$!$@-10!#0!S#(7!aa7!50!%**#)#-04!%!$+%BB!
6%X%6#)-&!T$?(('$)'*!K%B?'!GIIXSU!$@-?B*!3'!6-00'6)'*!
%6&-$$!)@'!B-1'&!&'$#$)-&!YG7!
S-&!%BB!>2R0b!+-*?B'$4!)@'!+#0#+?+!&'6-++'0*'*!
*'B%R!3')1''0!)@'!CE\CSS!$#(0%B!%0*!)@'!$'d?'06#0(!
$#(0%B!#$!GI+$!)-!'0$?&'!)@%)!)@'!+-*?B'!-?)X?)!#$!
&%+X'*!?X!%66-&*#0(!)-!)@'!$'d?'06#0(!$#(0%B7!N@#$!
'0$?&'$!)@%)!)@'!+-*?B'!$-.)H$)%&)!&-?)#0'!#$!6-+XB')'*!
3'.-&'!)@'!$'d?'06#0(!$#(0%B!#$!%BB-1'*!)-!&%+X!?X7!!
!
Figure 44. Circuit showing connection of the
sequencing signal to the SEQ pin.
`@'0!)@'!$6%B'*!*-10!$'d?'06#0(!K-B)%('!#$!%XXB#'*!)-!
)@'!:Ae!X#04!)@'!-?)X?)!K-B)%('!)&%6,$!)@#$!K-B)%('!?0)#B!
)@'!-?)X?)!&'%6@'$!)@'!$')HX-#0)!K-B)%('7!!N@'!.#0%B!K%B?'!
-.!)@'!$'d?'06#0(!K-B)%('!+?$)!3'!$')!@#(@'&!)@%0!)@'!
$')HX-#0)!K-B)%('!-.!)@'!+-*?B'7!!N@'!-?)X?)!K-B)%('!
.-BB-1$!)@'!$'d?'06#0(!K-B)%('!-0!%!-0'H)-H-0'!3%$#$7!
QR!6-00'6)#0(!+?B)#XB'!+-*?B'$!)-(')@'&4!+?B)#XB'!
+-*?B'$!6%0!)&%6,!)@'#&!-?)X?)!K-B)%('$!)-!)@'!K-B)%('!
%XXB#'*!-0!)@'!:Ae!X#07!
N-!#0#)#%)'!$#+?B)%0'-?$!$@?)*-10!-.!)@'!+-*?B'$4!)@'!
:Ae!X#0!K-B)%('!#$!B-1'&'*!#0!%!6-0)&-BB'*!+%00'&7!!N@'!
-?)X?)!K-B)%('!-.!)@'!+-*?B'$!)&%6,$!)@'!K-B)%('$!3'B-1!
)@'#&!$')HX-#0)!K-B)%('$!-0!%!-0'H)-H-0'!3%$#$7!!;!K%B#*!
#0X?)!K-B)%('!+?$)!3'!+%#0)%#0'*!?0)#B!)@'!)&%6,#0(!%0*!
-?)X?)!K-B)%('$!&'%6@!(&-?0*!X-)'0)#%B7!
E-)'!)@%)!#0!%BB!*#(#)%B!>2R0b!$'&#'$!-.!+-*?B'$4!)@'!
OPQ?$!C?)X?)!/0*'&K-B)%('!S%?B)!1#BB!3'!)&#XX'*!1@'0!
$'d?'06#0(!#$!'+XB-R'*7!N@#$!1#BB!3'!*')'6)'*!?$#0(!)@'!
:N;N/:m`CY>!%0*!:N;N/:m=C/N!OPQ?$!
6-++%0*$7!50!%**#)#-04!)@'!:PQ;2AYNM!$#(0%B!1#BB!3'!
%$$'&)'*!B-1!%$!-66?&$!.-&!%BB!.%?B)$!%0*!1%&0#0($7!N-!
%K-#*!)@'!+-*?B'!$@?))#0(!*-10!*?'!)-!)@'!C?)X?)!
/0*'&K-B)%('!S%?B)4!)@'!+-*?B'!+?$)!3'!$')!)-!6-0)#0?'!
-X'&%)#-0!1#)@-?)!#0)'&&?X)#-0!%$!)@'!&'$X-0$'!)-!)@#$!
.%?B)!T$''!)@'!*'$6&#X)#-0!-.!)@'!OPQ?$!6-++%0*!
=C/Nm/=mS;/2NmYA:OCE:A!.-&!%**#)#-0%B!
#0.-&+%)#-0U7!
Overcurrent Protection
N-!X&-K#*'!X&-)'6)#-0!#0!%!.%?B)!T-?)X?)!-K'&B-%*U!
6-0*#)#-04!)@'!?0#)!#$!'d?#XX'*!1#)@!#0)'&0%B!
6?&&'0)HB#+#)#0(!6#&6?#)&R!%0*!6%0!'0*?&'!6?&&'0)!B#+#)#0(!
6-0)#0?-?$BR7!;)!)@'!X-#0)!-.!6?&&'0)HB#+#)!#06'X)#-04!)@'!
?0#)!'0)'&$!@#66?X!+-*'7!N@'!?0#)!-X'&%)'$!0-&+%BBR!
-06'!)@'!-?)X?)!6?&&'0)!#$!3&-?(@)!3%6,!#0)-!#)$!$X'6#.#'*!
&%0('7!!
Digital Adjustable Overcurrent Warning
Please see the Digital Feature Descriptions section.
Overtemperature Protection
N-!X&-K#*'!X&-)'6)#-0!#0!%!.%?B)!6-0*#)#-04!)@'!?0#)!#$!
'd?#XX'*!1#)@!%!)@'&+%B!$@?)*-10!6#&6?#)7!N@'!?0#)!1#BB!
$@?)!*-10!#.!)@'!-K'&)'+X'&%)?&'!)@&'$@-B*!-.!
G^I-9T)RXU!#$!'b6''*'*!%)!)@'!)@'&+%B!&'.'&'06'!X-#0)!
N&'.!7C06'!)@'!?0#)!(-'$!#0)-!)@'&+%B!$@?)*-10!#)!1#BB!)@'0!
1%#)!)-!6--B!3'.-&'!%))'+X)#0(!)-!&'$)%&)7!
Digital Temperature Status via PMBus
Please see the Digital Feature Descriptions section.
Digitally Adjustable Output Over and Under
Voltage Protection
Please see the Digital Feature Descriptions section.
Input Undervoltage Lockout
;)!#0X?)!K-B)%('$!3'B-1!)@'!#0X?)!?0*'&K-B)%('!B-6,-?)!
B#+#)4!)@'!+-*?B'!-X'&%)#-0!#$!*#$%3B'*7!!N@'!+-*?B'!1#BB!
3'(#0!)-!-X'&%)'!%)!%0!#0X?)!K-B)%('!%3-K'!)@'!
?0*'&K-B)%('!B-6,-?)!)?&0H-0!)@&'$@-B*7!
Digitally Adjustable Input Undervoltage
Lockout
Please see the Digital Feature Descriptions section.
Digitally Adjustable Power Good Thresholds
Please see the Digital Feature Descriptions section.
GII!XS
>2R0b!P-*?B'
YGkY)&#+
[In
:5fmfE>
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:Ae
=
Preliminary Data Sheet
October 17, 2011
6A Digital Pico DLynx
TM
: Non-isolated DC-DC Power Modules
3 J 14.4Vdc input; 0.45Vdc to 5.5Vdc output; 6A output current
!
!
Synchronization
N@'!+-*?B'!$1#)6@#0(!.&'d?'06R!6%0!3'!$R06@&-0#D'*!)-!
%!$#(0%B!1#)@!%0!'b)'&0%B!.&'d?'06R!1#)@#0!%!$X'6#.#'*!
&%0('7!:R06@&-0#D%)#-0!6%0!3'!*-0'!3R!?$#0(!)@'!
'b)'&0%B!$#(0%B!%XXB#'*!)-!)@'!:oE9!X#0!-.!)@'!+-*?B'!%$!
$@-10!#0!S#(7!a^4!1#)@!)@'!6-0K'&)'&!3'#0(!$R06@&-0#D'*!
3R!)@'!&#$#0(!'*('!-.!)@'!'b)'&0%B!$#(0%B7!N@'!AB'6)&#6%B!
:X'6#.#6%)#-0$!)%3B'!$X'6#.#'$!)@'!&'d?#&'+'0)$!-.!)@'!
'b)'&0%B!:oE9!$#(0%B7!5.!)@'!:oE9!X#0!#$!0-)!?$'*4!)@'!
+-*?B'!$@-?B*!.&''!&?0!%)!)@'!*'.%?B)!$1#)6@#0(!
.&'d?'06R7!If synchronization is not being used,
connect the SYNC pin to GND.
MODULE
:oE9
fE>
l
Figure 45. External source connections to
synchronize switching frequency of the module.
Measuring Output Current, Output Voltage and
Input Voltage
Please see the Digital Feature Descriptions section.
Dual Layout
5*'0)#6%B!*#+'0$#-0$!%0*!X#0!B%R-?)!-.!;0%B-(!%0*!>#(#)%B!
O#6-!>2R0b!+-*?B'$!X'&+#)!+#(&%)#-0!.&-+!-0'!)-!)@'!
-)@'&!1#)@-?)!0''*#0(!)-!6@%0('!)@'!B%R-?)7!N-!$?XX-&)!
)@#$4![!$'X%&%)'!N&#+!Y'$#$)-&!B-6%)#-0$!@%K'!)-!3'!
X&-K#*'*!#0!)@'!B%R-?)7!;$!$@-10!#0!S#(7!aV4!.-&!)@'!*#(#)%B!
+-*?B'$4!)@'!&'$#$)-&!#$!6-00'6)'*!3')1''0!)@'!NY5P!
X%*!%0*!:fE>!%0*!#0!)@'!6%$'!-.!)@'!%0%B-(!+-*?B'!#)!
#$!6-00'6)'*!3')1''0!NY5P!%0*!fE>7!
!
!
!
!
!
!
!
Caution * For digital modules, do not connect
SIG_GND to GND elsewhere in the layout
Figure 46. Connections to support either Analog or
Digital PicoDLynx on the same layout.
Tunable Loop
TM
N@'!+-*?B'!@%$!%!.'%)?&'!)@%)!-X)#+#D'$!)&%0$#'0)!
&'$X-0$'!-.!)@'!+-*?B'!6%BB'*!N?0%3B'!2--X
NP
7!!!
!
Ab)'&0%B!6%X%6#)-&$!%&'!?$?%BBR!%**'*!)-!)@'!-?)X?)!-.!
)@'!+-*?B'!.-&!)1-!&'%$-0$F!!)-!&'*?6'!-?)X?)!&#XXB'!%0*!
0-#$'!T$''!S#(?&'!LJU!%0*!)-!&'*?6'!-?)X?)!K-B)%('!
*'K#%)#-0$!.&-+!)@'!$)'%*RH$)%)'!K%B?'!#0!)@'!X&'$'06'!-.!
*R0%+#6!B-%*!6?&&'0)!6@%0('$7!;**#0(!'b)'&0%B!
6%X%6#)%06'!@-1'K'&!%..'6)$!)@'!K-B)%('!6-0)&-B!B--X!-.!
)@'!+-*?B'4!)RX#6%BBR!6%?$#0(!)@'!B--X!)-!$B-1!*-10!1#)@!
$B?((#$@!&'$X-0$'7!!2%&('&!K%B?'$!-.!'b)'&0%B!
6%X%6#)%06'!6-?B*!%B$-!6%?$'!)@'!+-*?B'!)-!3'6-+'!
?0$)%3B'7!!
N@'!N?0%3B'!2--X
NP
!%BB-1$!)@'!?$'&!)-!'b)'&0%BBR!%*c?$)!
)@'!K-B)%('!6-0)&-B!B--X!)-!+%)6@!)@'!.#B)'&!0')1-&,!
6-00'6)'*!)-!)@'!-?)X?)!-.!)@'!+-*?B'7!N@'!N?0%3B'!
2--X
NP
!#$!#+XB'+'0)'*!3R!6-00'6)#0(!%!$'&#'$!YH9!
3')1''0!)@'!=:l!%0*!NY5P!X#0$!-.!)@'!+-*?B'4!%$!
$@-10!#0!S#(7!ag7!N@#$!YH9!%BB-1$!)@'!?$'&!)-!'b)'&0%BBR!
%*c?$)!)@'!K-B)%('!B--X!.''*3%6,!6-+X'0$%)#-0!-.!)@'!
+-*?B'7!
!
!
Figure. 47. Circuit diagram showing connection of
R
TUME
and C
TUNE
to tune the control loop of the
module.
!
Y'6-++'0*'*!K%B?'$!-.!Y
N/EA
!%0*!9
N/EA
!.-&!*#..'&'0)!
-?)X?)!6%X%6#)-&!6-+3#0%)#-0$!%&'!(#K'0!#0!N%3B'$![!%0*!
L7!N%3B'!L!$@-1$!)@'!&'6-++'0*'*!K%B?'$!-.!Y
N/EA
!%0*!
9
N/EA
!.-&!*#..'&'0)!K%B?'$!-.!6'&%+#6!-?)X?)!6%X%6#)-&$!
?X!)-!GIII?S!)@%)!+#(@)!3'!0''*'*!.-&!%0!%XXB#6%)#-0!)-!
+'')!-?)X?)!&#XXB'!%0*!0-#$'!&'d?#&'+'0)$7!:'B'6)#0(!
Y
N/EA
!%0*!9
N/EA
!%66-&*#0(!)-!N%3B'!L!1#BB!'0$?&'!$)%3B'!
-X'&%)#-0!-.!)@'!+-*?B'7!!
50!%XXB#6%)#-0$!1#)@!)#(@)!-?)X?)!K-B)%('!B#+#)$!#0!)@'!
X&'$'06'!-.!*R0%+#6!6?&&'0)!B-%*#0(4!%**#)#-0%B!-?)X?)!
6%X%6#)%06'!1#BB!3'!&'d?#&'*7!N%3B'!L!B#$)$!&'6-++'0*'*!
K%B?'$!-.!!Y
N/EA
!%0*!9
N/EA
!#0!-&*'&!)-!+'')![q!-?)X?)!
K-B)%('!*'K#%)#-0!B#+#)$!.-&!$-+'!6-++-0!-?)X?)!
K-B)%('$!#0!)@'!X&'$'06'!-.!%!V;!)-!V;!$)'X!6@%0('!
T^Iq!-.!.?BB!B-%*U4!1#)@!%0!#0X?)!K-B)%('!-.!G[=7!!
!
OB'%$'!6-0)%6)!R-?&!2#0'%('!O-1'&!)'6@0#6%B!
&'X&'$'0)%)#K'!)-!-3)%#0!+-&'!*')%#B$!-.!)@#$!.'%)?&'!%$!
1'BB!%$!.-&!(?#*'B#0'$!-0!@-1!)-!$'B'6)!)@'!&#(@)!K%B?'!-.!
'b)'&0%B!YH9!)-!)?0'!)@'!+-*?B'!.-&!3'$)!)&%0$#'0)!
X'&.-&+%06'!%0*!$)%3B'!-X'&%)#-0!.-&!-)@'&!-?)X?)!
6%X%6#)%06'!K%B?'$7!
!
=:l
PC>/2A
:5fmfE>
NY5P
=C/N
YN?0'
9N?0'
YN&#+
9C
fE>
!MODULE!
TO=WIIV!\!O>NIIVU!!
!
!!!!!!!!!!!!!!!!!
Y)&#+G!
.-&!
>#(#)%B!
fE>TO#0!gU
:5fmfE>
NY5P
Y)&#+[!
.-&!
;
0%B-(!
Preliminary Data Sheet
October 17, 2011
6A Digital Pico DLynxTM: Non-isolated DC-DC Power Modules
3 J 14.4Vdc input; 0.45Vdc to 5.5Vdc output; 6A output current
LINEAGE POWER!! GJ!
!
!
!
Table 2. General recommended values of of RTUNE
and CTUNE for Vin=12V and various external ceramic
capacitor combinations.
Co 1x47µF 2x47µF 4x47µF 6x47µF 10x47µF
RTUNE LLI! [gI! [[I! GJI! GJI!
CTUNE VJIXS! GJIIXS! LLIIXS! agIIXS! ^VIIXS!
Table 3. Recommended values of RTUNE and CTUNE to
obtain transient deviation of 2% of Vout for a 3A
step load with Vin=12V.
Vo 5V 3.3V 2.5V 1.8V 1.2V 0.6V
Co [bagµS!!LbagµS!
!
LbagµS
!
GbLLIµS!
O-BR+'&!
[bLLIµS!
O-BR+'&!
abLLIµS!
O-BR+'&
RTUNE [gI! GJI! GJI! GJI! GJI! GJI!
CTUNE [[IIXS!LLIIXS!LLIIXS agIIXS! G[0S! LL0S!
∆V gV+=! aJ+=! ag+=! LL+=! GJ+=! GI+=!
!
Note: The capacitors used in the Tunable Loop
tables are 47 ȝF/3 m ESR ceramic and
330 ȝF/12 m ESR polymer capacitors.
!
!
!
!
!
!
!
!
!
!
!
!
!
!
!
!
!
!
!
!
!
!
!
!
!
!
!
!
!
!
!
!
!
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!
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!
!
!
!
!
!
!
!
!
!
!
!
!
!
!
!
!
!
!
!
!
!
!
!
!
!
!
!
!
!
!
!
!
!
!
!
!
!
!
Preliminary Data Sheet
October 17, 2011
6A Digital Pico DLynxTM: Non-isolated DC-DC Power Modules
3 J 14.4Vdc input; 0.45Vdc to 5.5Vdc output; 6A output current
!
!
LINEAGE POWER!! G]!
!
!
Digital Feature Descriptions
PMBus Interface Capability
N@'!V;!>#(#)%B!O#6-!>2R0bNP!X-1'&!+-*?B'$!@%K'!%!
OPQ?$!#0)'&.%6'!)@%)!$?XX-&)$!3-)@!6-++?0#6%)#-0!%0*!
6-0)&-B7!N@'!OPQ?$!O-1'&!P%0%('+'0)!O&-)-6-B!
:X'6#.#6%)#-0!6%0!3'!-3)%#0'*!.&-+!1117X+3?$7-&(7!N@'!
+-*?B'$!$?XX-&)!%!$?3$')!-.!K'&$#-0!G7G!-.!)@'!
$X'6#.#6%)#-0!T$''!N%3B'!V!.-&!%!B#$)!-.!)@'!$X'6#.#6!
6-++%0*$!$?XX-&)'*U7!P-$)!+-*?B'!X%&%+')'&$!6%0!3'!
X&-(&%++'*!?$#0(!OPQ?$!%0*!$)-&'*!%$!*'.%?B)$!.-&!
B%)'&!?$'7!
;BB!6-++?0#6%)#-0!-K'&!)@'!+-*?B'!OPQ?$!#0)'&.%6'!
+?$)!$?XX-&)!)@'!O%6,')!A&&-&!9@'6,#0(!TOA9U!$6@'+'7!
N@'!OPQ?$!+%$)'&!+?$)!('0'&%)'!)@'!6-&&'6)!OA9!3R)'!
.-&!%BB!)&%0$%6)#-0$4!%0*!6@'6,!)@'!OA9!3R)'!&')?&0'*!3R!
)@'!+-*?B'7!
N@'!+-*?B'!%B$-!$?XX-&)$!)@'!:PQ;2AYN!&'$X-0$'!
X&-)-6-B!1@'&'3R!)@'!+-*?B'!6%0!%B'&)!)@'!3?$!+%$)'&!#.!
#)!1%0)$!)-!)%B,7!S-&!+-&'!#0.-&+%)#-0!-0!)@'!:PQ?$!%B'&)!
&'$X-0$'!X&-)-6-B4!$''!)@'!:R$)'+!P%0%('+'0)!Q?$!
T:PQ?$U!$X'6#.#6%)#-07!
N@'!+-*?B'!@%$!0-0HK-B%)#B'!+'+-&R!)@%)!#$!?$'*!)-!
$)-&'!6-0.#(?&%)#-0!$'))#0($7!E-)!%BB!$'))#0($!X&-(&%++'*!
#0)-!)@'!*'K#6'!%&'!%?)-+%)#6%BBR!$%K'*!#0)-!)@#$!0-0H
K-B%)#B'!+'+-&R4!-0BR!)@-$'!$X'6#.#6%BBR!#*'0)#.#'*!%$!
6%X%3B'!-.!3'#0(!$)-&'*!6%0!3'!$%K'*!T$''!N%3B'!V!.-&!
1@#6@!6-++%0*!X%&%+')'&$!6%0!3'!$%K'*!)-!0-0H
K-B%)#B'!$)-&%('U7!
PMBus Data Format
S-&!6-++%0*$!)@%)!$')!)@&'$@-B*$4!K-B)%('$!-&!&'X-&)!
$?6@!d?%0)#)#'$4!)@'!+-*?B'!$?XX-&)$!)@'!t2#0'%&u!*%)%!
.-&+%)!%+-0(!)@'!)@&''!*%)%!.-&+%)$!$?XX-&)'*!3R!
OPQ?$7!N@'!2#0'%&!>%)%!S-&+%)!#$!%!)1-!3R)'!K%B?'!1#)@!
%0!GGH3#)4!)1-x$!6-+XB'+'0)!+%0)#$$%!%0*!%!^H3#)4!)1-x$!
6-+XB'+'0)!'bX-0'0)7!N@'!.-&+%)!-.!)@'!)1-!*%)%!3R)'$!
#$!$@-10!3'B-1F!
>%)%!QR)'!Z#(@
g! V! ^! a! L! [! G! I! g! V! ^! a! L! [ G I
>%)%!QR)'!2-1
AbX-0'0)
P:Q
P%0)#$$%
P:Q
!
N@'!K%B?'!#$!-.!)@'!0?+3'&!#$!)@'0!(#K'0!3R!
=%B?'!k!P%0)#$$%!b![!AbX-0'0)!
PMBus Addressing
N@'!X-1'&!+-*?B'!6%0!3'!%**&'$$'*!)@&-?(@!)@'!
OPQ?$!?$#0(!%!*'K#6'!%**&'$$7!N@'!+-*?B'!@%$!Va!
X-$$#3B'!%**&'$$'$!TI!)-!VL!#0!*'6#+%BU!1@#6@!6%0!3'!$')!
?$#0(!&'$#$)-&$!6-00'6)'*!.&-+!)@'!;>>YI!%0*!;>>YG!
X#0$!)-!:5fmfE>7!E-)'!)@%)!$-+'!-.!)@'$'!%**&'$$'$!
TI4!G4![4!L4!a4!^4!V4!g4!J4!G[4!aI!#0!*'6#+%BU!%&'!&'$'&K'*!
%66-&*#0(!)-!)@'!:PQ?$!$X'6#.#6%)#-0$!%0*!+%R!0-)!3'!
?$'%3B'7!N@'!%**&'$$!#$!$')!#0!)@'!.-&+!-.!)1-!-6)%B!TI!)-!
gU!*#(#)$4!1#)@!'%6@!X#0!$'))#0(!-0'!*#(#)7!N@'!;>>YG!X#0!
$')$!)@'!@#(@!-&*'&!*#(#)!%0*!;>>YI!$')$!)@'!B-1!-&*'&!
*#(#)7!N@'!&'$#$)-&!K%B?'$!$?(('$)'*!.-&!'%6@!*#(#)!%&'!
$@-10!#0!N%3B'!a!TGq!)-B'&%06'!&'$#$)-&$!%&'!
&'6-++'0*'*U7!E-)'!)@%)!#.!'#)@'&!%**&'$$!&'$#$)-&!K%B?'!
#$!-?)$#*'!)@'!&%0('!$X'6#.#'*!#0!N%3B'!a4!)@'!+-*?B'!1#BB!
&'$X-0*!)-!%**&'$$!G[g7!!
Table 4!
Digit Resistor Value (K)
I! GI!
G! G^7a!
[! [L7g!
L! LV7^!
a! ^a7]!
^! Ja7^!
V! GLI!
g! [II!
N@'!?$'&!+?$)!,0-1!1@#6@!5[9!%**&'$$'$!%&'!&'$'&K'*!
#0!%!$R$)'+!.-&!$X'6#%B!.?06)#-0$!%0*!$')!)@'!%**&'$$!-.!
)@'!+-*?B'!)-!%K-#*!#0)'&.'&#0(!1#)@!-)@'&!$R$)'+!
-X'&%)#-0$7!Q-)@!GII,ZD!%0*!aII,ZD!3?$!$X''*$!%&'!
$?XX-&)'*!3R!)@'!+-*?B'7!9-00'6)#-0!.-&!)@'!OPQ?$!
#0)'&.%6'!$@-?B*!.-BB-1!)@'!Z#(@!O-1'&!>9!$X'6#.#6%)#-0$!
(#K'0!#0!$'6)#-0!L7G7L!#0!)@'!:PQ?$!$X'6#.#6%)#-0!=[7I!
.-&!)@'!aII,ZD!3?$!$X''*!-&!)@'!2-1!O-1'&!>9!
$X'6#.#6%)#-0$!#0!$'6)#-0!L7G7[7!N@'!6-+XB')'!:PQ?$!
$X'6#.#6%)#-0!#$!%K%#B%3B'!.&-+!)@'!:PQ?$!1'3!$#)'4!
$+3?$7-&(7!
;>>YI
:5fmfE>
Y
;>>YI
Y
;>>YG
;>>YG
Figure 48. Circuit showing connection of resistors
used to set the PMBus address of the module.
PMBus Enabled On/Off
N@'!+-*?B'!6%0!%B$-!3'!)?&0'*!-0!%0*!-..!K#%!)@'!
OPQ?$!#0)'&.%6'7!N@'!COAY;N5CE!6-++%0*!#$!?$'*!)-!
%6)?%BBR!)?&0!)@'!+-*?B'!-0!%0*!-..!K#%!)@'!OPQ?$4!1@#B'!
)@'!CEmCSSm9CES5f!6-++%0*!6-0.#(?&'$!)@'!
6-+3#0%)#-0!-.!%0%B-(!CE\CSS!X#0!#0X?)!%0*!OPQ?$!
6-++%0*$!0''*'*!)-!)?&0!)@'!+-*?B'!-0!%0*!-..7!Q#)!hgj!
#0!)@'!COAY;N5CE!6-++%0*!*%)%!3R)'!'0%3B'$!)@'!
+-*?B'4!1#)@!)@'!.-BB-1#0(!.?06)#-0$F!
!!!! I! F! C?)X?)!#$!*#$%3B'*!
!G!F!C?)X?)!#$!'0%3B'*!
N@#$!+-*?B'!?$'$!)@'!B-1'&!.#K'!3#)$!-.!)@'!
CEmCSSm9CES5f!*%)%!3R)'!)-!$')!K%&#-?$!CE\CSS!
-X)#-0$!%$!.-BB-1$F!
!
!
Preliminary Data Sheet
October 17, 2011
6A Digital Pico DLynxTM: Non-isolated DC-DC Power Modules
3 J 14.4Vdc input; 0.45Vdc to 5.5Vdc output; 6A output current
LINEAGE POWER!! [I!
!
!
!
Bit Position 4 3 2 1 0
;66'$$! &\1! &\1! &\1! &\1! &!
S?06)#-0! O/! 9P>! 9OY! OC2! 9O;
Default Value 1 0 1 1 1
!
O/F!:')$!)@'!*'.%?B)!)-!'#)@'&!-X'&%)'!%0R!)#+'!#0X?)!
X-1'&!#$!X&'$'0)!-&!.-&!)@'!CE\CSS!)-!3'!6-0)&-BB'*!3R!
)@'!%0%B-(!CE\CSS!#0X?)!%0*!)@'!OPQ?$!COAY;N5CE!
6-++%0*7!N@#$!3#)!#$!?$'*!)-(')@'&!1#)@!)@'!9O4!9P>!
%0*!CE!3#)$!)-!*')'&+#0'!$)%&)?X7!
Bit Value Action
I!
P-*?B'!X-1'&$!?X!%0R!)#+'!X-1'&!#$!
X&'$'0)!&'(%&*B'$$!-.!$)%)'!-.!)@'!%0%B-(!
CE\CSS!X#0!
G!
P-*?B'!*-'$!0-)!X-1'&!?X!?0)#B!
6-++%0*'*!3R!)@'!%0%B-(!CE\CSS!X#0!
%0*!)@'!COAY;N5CE!6-++%0*!%$!
X&-(&%++'*!#0!3#)$!h[FIj!-.!)@'!
CEmCSSm9CES5f!&'(#$)'&7!
9P>F!N@'!9P>!3#)!6-0)&-B$!@-1!)@'!*'K#6'!&'$X-0*$!)-!
)@'!COAY;N5CE!6-++%0*7!!
Bit Value Action
I! P-*?B'!#(0-&'$!)@'!CE!3#)!#0!)@'!
COAY;N5CE!6-++%0*!
G! P-*?B'!&'$X-0*$!)-!)@'!CE!3#)!#0!)@'!
COAY;N5CE!6-++%0*!
9OYF!:')$!)@'!&'$X-0$'!-.!)@'!%0%B-(!CE\CSS!X#07!N@#$!
3#)!#$!?$'*!)-(')@'&!1#)@!)@'!9P>4!O/!%0*!CE!3#)$!)-!
*')'&+#0'!$)%&)?X7!!
Bit Value Action
I!
P-*?B'!#(0-&'$!)@'!%0%B-(!CE\CSS!X#04!
#7'7!CE\CSS!#$!-0BR!6-0)&-BB'*!)@&-?(@!)@'!
OPQ/:!K#%!)@'!COAY;N5CE!6-++%0*!
G! P-*?B'!&'d?#&'$!)@'!%0%B-(!CE\CSS!X#0!
)-!3'!%$$'&)'*!)-!$)%&)!)@'!?0#)!
!
PMBus Adjustable Soft Start Rise Time
N@'!$-.)!$)%&)!&#$'!)#+'!6%0!3'!%*c?$)'*!#0!)@'!+-*?B'!K#%!
OPQ?$7!`@'0!$'))#0(!)@#$!X%&%+')'&4!+%,'!$?&'!)@%)!
)@'!6@%&(#0(!6?&&'0)!.-&!-?)X?)!6%X%6#)-&$!6%0!3'!
*'B#K'&'*!3R!)@'!+-*?B'!#0!%**#)#-0!)-!%0R!B-%*!6?&&'0)!
)-!%K-#*!0?#$%06'!)&#XX#0(!-.!)@'!-K'&6?&&'0)!X&-)'6)#-0!
6#&6?#)&R!*?&#0(!$)%&)?X7!N@'!NCEmY5:A!6-++%0*!$')$!
)@'!&#$'!)#+'!#0!+$4!%0*!%BB-1$!6@--$#0(!$-.)!$)%&)!)#+'$!
3')1''0!VIIʅ$!%0*!]+$4!1#)@!X-$$#3B'!K%B?'$!B#$)'*!#0!
N%3B'!^7!E-)'!)@%)!)@'!'bX-0'0)!#$!.#b'*!%)!Ha!T*'6#+%BU!
%0*!)@'!?XX'&!)1-!3#)$!-.!)@'!+%0)#$$%!%&'!%B$-!.#b'*!%)!
I7
!
Table 5
Rise Time Exponent Mantissa
VIIʅ$! GGGII! IIIIIIIGIGI!
]IIʅ$! GGGII! IIIIIIIGGGI!
G7[+$! GGGII! IIIIIIGIIGG!
G7J+$! GGGII! IIIIIIGGGIG!
[7g+$! GGGII! IIIIIGIGIGG!
a7[+$! GGGII! IIIIGIIIIGG!
V7I+$! GGGII! IIIIGGIIIII!
]7I+$! GGGII! IIIGIIGIIII!
Output Voltage Adjustment Using the PMBus
N@'!=C/Nm:9;2Am2CCO!X%&%+')'&!#$!#+X-&)%0)!.-&!%!
0?+3'&!-.!OPQ?$!6-++%0*$!&'B%)'*!)-!-?)X?)!K-B)%('!
)&#++#0(4!+%&(#0#0(4!-K'&\?0*'&!K-B)%('!X&-)'6)#-0!%0*!
)@'!OfCC>!)@&'$@-B*$7!N@'!-?)X?)!K-B)%('!-.!)@'!
+-*?B'!#$!$')!%$!)@'!6-+3#0%)#-0!-.!)@'!K-B)%('!*#K#*'&!
.-&+'*!3R!YN&#+!%0*!%![I,!?XX'&!*#K#*'&!&'$#$)-&!
#0$#*'!)@'!+-*?B'4!%0*!)@'!#0)'&0%B!&'.'&'06'!K-B)%('!-.!
)@'!+-*?B'7!N@'!&'.'&'06'!K-B)%('!=YAS!!#$!0-+#0%BBR!$')!
%)!VII+=4!%0*!)@'!-?)X?)!&'(?B%)#-0!K-B)%('!#$!)@'0!
(#K'0!3R!!
REFOUT V
RTrim
RTrim
V×
»
¼
º
«
¬
ª+
=20000
Z'06'!)@'!+-*?B'!-?)X?)!K-B)%('!#$!*'X'0*'0)!-0!)@'!
K%B?'!-.!YN&#+!1@#6@!#$!6-00'6)'*!'b)'&0%B!)-!)@'!
+-*?B'7!N@'!#0.-&+%)#-0!-0!)@'!-?)X?)!K-B)%('!*#K#*'&!
&%)#-!#$!6-0K'R'*!)-!)@'!+-*?B'!)@&-?(@!)@'!
=C/Nm:9;2Am2CCO!X%&%+')'&!1@#6@!#$!6%B6?B%)'*!%$!
.-BB-1$F!
RTrim
RTrim
LOOPSCALEVOUT +
=20000
__
N@'!=C/Nm:9;2Am2CCO!X%&%+')'&!#$!$X'6#.#'*!?$#0(!
)@'!t2#0'%&u!.-&+%)!%0*!)1-!3R)'$7!N@'!?XX'&!.#K'!3#)$!
hgFLj!-.!)@'!@#(@!3R)'!%&'!?$'*!)-!$')!)@'!'bX-0'0)!1@#6@!
#$!.#b'*!%)!r]!T*'6#+%BU7!N@'!&'+%#0#0(!)@&''!3#)$!-.!)@'!
@#(@!3R)'!h[FIj!%0*!)@'!'#(@)!3#)$!-.!)@'!B-1'&!3R)'!%&'!
?$'*!.-&!)@'!+%0)#$$%7!N@'!*'.%?B)!K%B?'!-.!)@'!+%0)#$$%!
#$!IIGIIIIIIII!6-&&'$X-0*#0(!)-![^V!T*'6#+%BU4!
6-&&'$X-0*#0(!)-!%!*#K#*'&!&%)#-!-.!I7^7!N@'!+%b#+?+!
K%B?'!-.!)@'!+%0)#$$%!#$!^G[!6-&&'$X-0*#0(!)-!%!*#K#*'&!
&%)#-!-.!G7!E-)'!)@%)!)@'!&'$-B?)#-0!-.!)@'!
=C/Nm:9;2Am2CCO!6-++%0*!#$!I7[q7!
`@'0!OPQ?$!6-++%0*$!%&'!?$'*!)-!)&#+!-&!+%&(#0!)@'!
-?)X?)!K-B)%('4!)@'!K%B?'!-.!=YAS!#$!1@%)!#$!6@%0('*!
#0$#*'!)@'!+-*?B'4!1@#6@!#0!)?&0!6@%0('$!)@'!&'(?B%)'*!
-?)X?)!K-B)%('!-.!)@'!+-*?B'7!
N@'!0-+#0%B!-?)X?)!K-B)%('!-.!)@'!+-*?B'!6%0!3'!
%*c?$)'*!1#)@!%!+#0#+?+!$)'X!$#D'!-.!I7aq!-K'&!%!v[^q!
&%0('!.&-+!0-+#0%B!?$#0(!)@'!=C/NmNY5P!6-++%0*!
-K'&!)@'!OPQ?$7!!!
N@'!=C/NmNY5P!6-++%0*!#$!?$'*!)-!%XXBR!%!.#b'*!
-..$')!K-B)%('!)-!)@'!-?)X?)!K-B)%('!6-++%0* K%B?'!
Preliminary Data Sheet
October 17, 2011
6A Digital Pico DLynxTM: Non-isolated DC-DC Power Modules
3 J 14.4Vdc input; 0.45Vdc to 5.5Vdc output; 6A output current
!
!
LINEAGE POWER!! [G!
!
!
?$#0(!)@'!t2#0'%&u!+-*'!1#)@!)@'!'bX-0'0)!.#b'*!%)!rGI!
T*'6#+%BU7!N@'!K%B?'!-.!)@'!-..$')!K-B)%('!#$!(#K'0!3R!
10
)( 2_ −
×=TRIMVOUTV offsetOUT
!
N@#$!-..$')!K-B)%('!#$!%**'*!)-!)@'!K-B)%('!$')!)@&-?(@!
)@'!*#K#*'&!&%)#-!%0*!0-+#0%B!=YAS!)-!X&-*?6'!)@'!
)&#++'*!-?)X?)!K-B)%('7!N@'!K%B#*!&%0('!#0!)1-x$!
6-+XB'+'0)!.-&!)@#$!6-++%0*!#$!!!!!raIII@!)-!L]]]@7!
N@'!@#(@!-&*'&!)1-!3#)$!-.!)@'!@#(@!3R)'!+?$)!3-)@!3'!
'#)@'&!I!-&!G7!5.!%!K%B?'!-?)$#*'!-.!)@'!l\H[^q!%*c?$)+'0)!
&%0('!#$!(#K'0!1#)@!)@#$!6-++%0*4!)@'!+-*?B'!1#BB!$')!#)x$!
-?)X?)!K-B)%('!)-!)@'!0-+#0%B!K%B?'!T%$!#.!=C/NmNY5P!
@%*!3''0!$')!)-!IU4!%$$'&)!:PQ;2YNM4!$')!)@'!9P2!3#)!
#0!:N;N/:mQoNA!%0*!)@'!#0K%B#*!*%)%!3#)!#0!
:N;N/:m9P27!
Output Voltage Margining Using the PMBus
N@'!+-*?B'!6%0!%B$-!@%K'!#)$!-?)X?)!K-B)%('!+%&(#0'*!
K#%!OPQ?$!6-++%0*$7!N@'!6-++%0*!
=C/NmP;Yf5EmZ5fZ!$')$!)@'!+%&(#0!@#(@!K-B)%('4!
1@#B'!)@'!6-++%0*!=C/NmP;Yf5Em2C`!$')$!)@'!
+%&(#0!B-1!K-B)%('7!Q-)@!)@'!=C/NmP;Yf5EmZ5fZ!
%0*!=C/NmP;Yf5Em2C`!6-++%0*$!?$'!)@'!t2#0'%&u!
+-*'!1#)@!)@'!'bX-0'0)!.#b'*!%)!rGI!T*'6#+%BU7!N1-!
3R)'$!%&'!?$'*!.-&!)@'!+%0)#$$%!1#)@!)@'!?XX'&!3#)!hgj!-.!
)@'!@#(@!3R)'!.#b'*!%)!I7!N@'!%6)?%B!+%&(#0'*!-?)X?)!
K-B)%('!#$!%!6-+3#0%)#-0!-.!)@'!=C/NmP;Yf5EmZ5fZ!
-&!=C/NmP;Yf5Em2C`!%0*!)@'!=C/NmNY5P!K%B?'$!
%$!$@-10!3'B-17
10
)(
2)___( −
×+
=
TRIMVOUTHIGHMARGINVOUT
VMHOUT
10
)(
2)___( −
×+
=
TRIMVOUTLOWMARGINVOUT
VMLOUT
E-)'!)@%)!)@'!$?+!-.!)@'!+%&(#0!%0*!)&#+!K-B)%('$!
6%00-)!3'!-?)$#*'!)@'!v[^q!1#0*-1!%&-?0*!)@'!0-+#0%B!
-?)X?)!K-B)%('7!N@'!*%)%!%$$-6#%)'*!1#)@!
=C/NmP;Yf5EmZ5fZ!%0*!=C/NmP;Yf5Em2C`!6%0!
3'!$)-&'*!)-!0-0HK-B%)#B'!+'+-&R!?$#0(!)@'!
:NCYAm>AS;/2Nm;22!6-++%0*7!
N@'!+-*?B'!#$!6-++%0*'*!)-!(-!)-!)@'!+%&(#0'*!@#(@!
-&!B-1!K-B)%('$!?$#0(!)@'!COAY;N5CE!6-++%0*7!Q#)$!
h^F[j!%&'!?$'*!)-!'0%3B'!+%&(#0#0(!%$!.-BB-1$F!
!IIWW!F!P%&(#0!C..!
! IGIG! F! P%&(#0!2-1!T5(0-&'!S%?B)U!
!IGGI!F!P%&(#0!2-1!T;6)!-0!S%?B)U!
!GIIG!F!P%&(#0!Z#(@!T5(0-&'!S%?B)U!
!GIGI!F!P%&(#0!Z#(@!T;6)!-0!S%?B)U!
PMBus Adjustable Overcurrent Warning
N@'!+-*?B'!6%0!X&-K#*'!%0!-K'&6?&&'0)!1%&0#0(!K#%!)@'!
OPQ?$7!N@'!)@&'$@-B*!.-&!)@'!-K'&6?&&'0)!1%&0#0(!6%0!
3'!$')!?$#0(!)@'!X%&%+')'&!5C/NmC9m`;YEm25P5N7!
N@#$!6-++%0*!?$'$!)@'!t2#0'%&u!*%)%!.-&+%)!1#)@!%!)1-!
3R)'!*%)%!1-&*!1@'&'!)@'!?XX'&!.#K'!3#)$!hgFLj!-.!)@'!@#(@!
3R)'!&'X&'$'0)!)@'!'bX-0'0)!%0*!)@'!&'+%#0#0(!)@&''!
3#)$!-.!)@'!@#(@!3R)'!h[FIj!%0*!)@'!'#(@)!3#)$!#0!)@'!B-1!
3R)'!&'X&'$'0)!)@'!+%0)#$$%7!!N@'!'bX-0'0)!#$!.#b'*!%)!r
G!T*'6#+%BU7!N@'!?XX'&!$#b!3#)$!-.!)@'!+%0)#$$%!%&'!.#b'*!
%)!I!1@#B'!)@'!B-1'&!.#K'!3#)$!%&'!X&-(&%++%3B'!1#)@!%!
*'.%?B)!K%B?'!-.!NQ>!T*'6#+%BU7!N@'!&'$-B?)#-0!-.!)@#$!
1%&0#0(!B#+#)!#$!^II+;7!N@'!K%B?'!-.!)@'!
5C/NmC9m`;YEm25P5N!6%0!3'!$)-&'*!)-!0-0HK-B%)#B'!
+'+-&R!?$#0(!)@'!:NCYAm>AS;/2Nm;22!6-++%0*7!
Temperature Status via PMBus
N@'!+-*?B'!6%0!X&-K#*'!#0.-&+%)#-0!&'B%)'*!)-!
)'+X'&%)?&'!-.!)@'!+-*?B'!)@&-?(@!)@'!
:N;N/:mNAPOAY;N/YA!6-++%0*7!N@'!6-++%0*!
&')?&0$!#0.-&+%)#-0!%3-?)!1@')@'&!)@'!X&'H$')!-K'&!
)'+X'&%)?&'!.%?B)!)@&'$@-B*!%0*\-&!)@'!1%&0#0(!)@&'$@-B*!
@%K'!3''0!'b6''*'*7!!
PMBus Adjustable Output Over and Under
Voltage Protection
N@'!+-*?B'!@%$!-?)X?)!-K'&!%0*!?0*'&!K-B)%('!
X&-)'6)#-0!6%X%3#B#)R7!N@'!OPQ?$!6-++%0*!
=C/NmC=mS;/2Nm25P5N!#$!?$'*!)-!$')!)@'!-?)X?)!-K'&!
K-B)%('!)@&'$@-B*!.&-+!.-?&!X-$$#3B'!K%B?'$F!GIJq4!
GGIq4!GG[q!-&!GG^q!-.!)@'!6-++%0*'*!-?)X?)!
K-B)%('7!N@'!6-++%0*!=C/Nm/=mS;/2Nm25P5N!$')$!
)@'!)@&'$@-B*!)@%)!6%?$'$!%0!-?)X?)!?0*'&!K-B)%('!.%?B)!
%0*!6%0!%B$-!3'!$'B'6)'*!.&-+!.-?&!X-$$#3B'!K%B?'$F!
][q4!]Iq4!JJq!-&!J^q7!N@'!*'.%?B)!K%B?'$!%&'!GG[q!
%0*!JJq!-.!6-++%0*'*!-?)X?)!K-B)%('7!Q-)@!
6-++%0*$!?$'!)1-!*%)%!3R)'$!.-&+%))'*!%$!)1-x$!
6-+XB'+'0)!3#0%&R!#0)'('&$7!!N@'!t2#0'%&u!+-*'!#$!?$'*!
1#)@!)@'!'bX-0'0)!.#b'*!)-!rGI!T*'6#+%BU!%0*!)@'!
'..'6)#K'!-K'&!-&!?0*'&!K-B)%('!)&#X!X-#0)$!(#K'0!3RF!
10
)_(
10
)_(
2)___(
2)___(
−
−
×=
×=
LIMITFAULTUVVOUTV
LIMITFAULTOVVOUTV
REQUVOUT
REQOVOUT
=%B?'$!1#)@#0!)@'!$?XX-&)'*!&%0('!.-&!-K'&!%0*!
?0*'&K-B)%('!*')'6)#-0!)@&'$@-B*$!1#BB!3'!$')!)-!)@'!
0'%&'$)!.#b'*!X'&6'0)%('7!E-)'!)@%)!)@'!6-&&'6)!K%B?'!.-&!
=C/Nm:9;2Am2CCO!+?$)!3'!$')!#0!)@'!+-*?B'!.-&!)@'!
6-&&'6)!-K'&!-&!?0*'&!K-B)%('!)&#X!X-#0)$!)-!3'!6%B6?B%)'*7!!
50!%**#)#-0!)-!%*c?$)%3B'!-?)X?)!K-B)%('!X&-)'6)#-04!)@'!
V;!>#(#)%B!O#6-!>2R0bNP!+-*?B'!6%0!%B$-!3'!
X&-(&%++'*!.-&!)@'!&'$X-0$'!)-!)@'!.%?B)7!N@'!
=C/NmC=mS;/2N!YA:OCE:A!%0*!
=C/Nm/=mS;/2NmYA:OCE:A!6-++%0*$!$X'6#.R!)@'!
&'$X-0$'!)-!)@'!.%?B)7!Q-)@!)@'$'!6-++%0*$!?$'!%!
$#0(B'!*%)%!3R)'!1#)@!)@'!X-$$#3B'!-X)#-0$!%$!$@-10!
3'B-17!
G7! 9-0)#0?'!-X'&%)#-0!1#)@-?)!#0)'&&?X)#-0!TQ#)$!
hgFVj!k!II4!Q#)$!h^FLj!k!bbbU!
[7! 9-0)#0?'!.-&!.-?&!$1#)6@#0(!6R6B'$!%0*!)@'0!
$@?)!*-10!#.!)@'!.%?B)!#$!$)#BB!X&'$'0)4!.-BB-1'*!3R!
0-!&'$)%&)!-&!6-0)#0?-?$!&'$)%&)!!TQ#)$!hgFVj!k!IG4!
Q#)$!h^FLj!k!III!+'%0$!0-!&'$)%&)4!Q#)$!h^FLj!k!
GGG!+'%0$!6-0)#0?-?$!&'$)%&)U!
L7! 5++'*#%)'!$@?)!*-10!.-BB-1'*!3R!0-!&'$)%&)!-&!
6-0)#0?-?$!&'$)%&)!TQ#)$!hgFVj!k!GI4!Q#)$!h^FLj!k!
III!+'%0$!0-!&'$)%&)4!Q#)$!h^FLj!k!GGG!+'%0$!
6-0)#0?-?$!&'$)%&)U7!!
a7! P-*?B'!-?)X?)!#$!*#$%3B'*!1@'0!)@'!.%?B)!#$!
X&'$'0)!%0*!)@'!-?)X?)!#$!'0%3B'*!1@'0!)@'!
Preliminary Data Sheet
October 17, 2011
6A Digital Pico DLynxTM: Non-isolated DC-DC Power Modules
3 J 14.4Vdc input; 0.45Vdc to 5.5Vdc output; 6A output current
LINEAGE POWER!! [[!
!
!
!
.%?B)!0-!B-0('&!'b#$)$!TQ#)$!hgFVj!k!GG4!Q#)$!h^FLj!
k!bbbU7!
E-)'!)@%)!$'X%&%)'!&'$X-0$'!6@-#6'$!%&'!X-$$#3B'!.-&!
-?)X?)!-K'&!K-B)%('!-&!?0*'&!K-B)%('!.%?B)$7!
PMBus Adjustable Input Undervoltage Lockout
N@'!+-*?B'!%BB-1$!%*c?$)+'0)!-.!)@'!#0X?)!?0*'&!K-B)%('!
B-6,-?)!%0*!@R$)'&'$#$7!N@'!6-++%0*!=5EmCE!%BB-1$!
$'))#0(!)@'!#0X?)!K-B)%('!)?&0!-0!)@&'$@-B*4!1@#B'!)@'!
=5EmCSS!6-++%0*!$')$!)@'!#0X?)!K-B)%('!)?&0!-..!
)@&'$@-B*7!S-&!)@'!=5EmCE!6-++%0*4!X-$$#3B'!K%B?'$!
%&'![7g^=4!%0*!L=!)-!Ga=!#0!I7^=!$)'X$7!S-&!)@'!
=5EmCSS!6-++%0*4!X-$$#3B'!K%B?'$!%&'![7^=!)-!Ga=!#0!
I7^=!$)'X$7!5.!-)@'&!K%B?'$!%&'!'0)'&'*!.-&!'#)@'&!
6-++%0*4!)@'R!1#BB!3'!+%XX'*!)-!)@'!6B-$'$)!-.!)@'!
%BB-1'*!K%B?'$7!
Q-)@!)@'!=5EmCE!%0*!=5EmCSS!6-++%0*$!?$'!)@'!
t2#0'%&u!.-&+%)!1#)@!)1-!*%)%!3R)'$7!N@'!?XX'&!.#K'!3#)$!
&'X&'$'0)!)@'!'bX-0'0)!!T.#b'*!%)!H[U!%0*!)@'!&'+%#0#0(!
GG!3#)$!&'X&'$'0)!)@'!+%0)#$$%7!S-&!)@'!+%0)#$$%4!)@'!
.-?&!+-$)!$#(0#.#6%0)!3#)$!%&'!.#b'*!%)!I7!!
Power Good
N@'!+-*?B'!X&-K#*'$!%!O-1'&!f--*!TOfCC>U!$#(0%B!
)@%)!#$!#+XB'+'0)'*!1#)@!%0!-X'0H*&%#0!-?)X?)!)-!#0*#6%)'!
)@%)!)@'!-?)X?)!K-B)%('!#$!1#)@#0!)@'!&'(?B%)#-0!B#+#)$!-.!
)@'!X-1'&!+-*?B'7!N@'!OfCC>!$#(0%B!1#BB!3'!*'H
%$$'&)'*!)-!%!B-1!$)%)'!#.!%0R!6-0*#)#-0!$?6@!%$!
-K'&)'+X'&%)?&'4!-K'&6?&&'0)!-&!B-$$!-.!&'(?B%)#-0!
-66?&$!)@%)!1-?B*!&'$?B)!#0!)@'!-?)X?)!K-B)%('!(-#0(!
-?)$#*'!)@'!$X'6#.#'*!)@&'$@-B*$7!N@'!OfCC>!
)@&'$@-B*$!%&'!?$'&!$'B'6)%3B'!K#%!)@'!OPQ?$!T)@'!
*'.%?B)!K%B?'$!%&'!%$!$@-10!#0!)@'!S'%)?&'!
:X'6#.#6%)#-0$!:'6)#-0U7!A%6@!)@&'$@-B*!#$!$')!?X!
$R++')&#6%BBR!%3-K'!%0*!3'B-1!)@'!0-+#0%B!K%B?'7!N@'!
OC`AYmfCC>mCE!6-++%0*!$')$!)@'!-?)X?)!K-B)%('!
B'K'B!%3-K'!1@#6@!OfCC>!#$!%$$'&)'*!TB-1'&!)@&'$@-B*U7!
S-&!'b%+XB'4!1#)@!%!G7[=!0-+#0%B!-?)X?)!K-B)%('4!)@'!
OC`AYmfCC>mCE!)@&'$@-B*!6%0!$')!)@'!B-1'&!
)@&'$@-B*!)-!G7Ga!-&!G7G=7!>-#0(!)@#$!1#BB!%?)-+%)#6%BBR!
$')!)@'!?XX'&!)@&'$@-B*$!)-!G7[V!-&!G7L=7!!
N@'!OC`AYmfCC>mCSS!6-++%0*!$')$!)@'!B'K'B!
3'B-1!1@#6@!)@'!OfCC>!6-++%0*!#$!*'H%$$'&)'*7!N@#$!
6-++%0*!%B$-!$')$!)1-!)@&'$@-B*$!$R++')&#6%BBR!XB%6'*!
%&-?0*!)@'!0-+#0%B!-?)X?)!K-B)%('7!E-&+%BBR4!)@'!
OC`AYmfCC>mCE!)@&'$@-B*!#$!$')!@#(@'&!)@%0!)@'!
OC`AYmfCC>mCSS!)@&'$@-B*7!!
Q-)@!OC`AYmfCC>mCE!%0*!OC`AYmfCC>mCSS!
6-++%0*$!?$'!)@'!t2#0'%&u!.-&+%)!1#)@!)@'!'bX-0'0)!
.#b'*!%)!rGI!T*'6#+%BU7!N@'!)1-!)@&'$@-B*$!%&'!(#K'0!3R!
10
)_(
10
)_(
2)__(
2)__(
−
−
×=
×=
OFFGOODPOWERV
ONGOODPOWERV
OFFPGOODOUT
ONPGOODOUT
Q-)@!6-++%0*$!?$'!)1-!*%)%!3R)'$!1#)@!3#)!hgj!-.!)@'!
@#(@!3R)'!.#b'*!%)!I4!1@#B'!)@'!&'+%#0#0(!3#)$!%&'!&\1!%0*!
?$'*!)-!$')!)@'!+%0)#$$%!?$#0(!)1-x$!6-+XB'+'0)!
&'X&'$'0)%)#-07!Q-)@!6-++%0*$!%B$-!?$'!)@'!
=C/Nm:9;2Am2CCO!X%&%+')'&!$-!#)!+?$)!3'!$')!
6-&&'6)BR7!N@'!*'.%?B)!K%B?'!-.!OC`AYmfCC>mCE!#$!
$')!%)!G7GIL^=!%0*!)@%)!-.!)@'!OC`AYmfCC>mCSS!#$!
$')!%)!G7IJ=7!N@'!K%B?'$!%$$-6#%)'*!1#)@!)@'$'!
6-++%0*$!6%0!3'!$)-&'*!#0!0-0HK-B%)#B'!+'+-&R!?$#0(!
)@'!:NCYAm>AS;/2Nm;22!6-++%0*7!!
N@'!OfCC>!)'&+#0%B!6%0!3'!6-00'6)'*!)@&-?(@!%!
X?BB?X!&'$#$)-&!T$?(('$)'*!K%B?'!GIInΩU!)-!%!$-?&6'!-.!
^=>9!-&!B-1'&7!
Measurement of Output Current, Output
Voltage and Input Voltage
N@'!+-*?B'!#$!6%X%3B'!-.!+'%$?&#0(!,'R!+-*?B'!
X%&%+')'&$!$?6@!%$!-?)X?)!6?&&'0)!%0*!K-B)%('!%0*!#0X?)!
K-B)%('!%0*!X&-K#*#0(!)@#$!#0.-&+%)#-0!)@&-?(@!)@'!
OPQ?$!#0)'&.%6'7!Y-?(@BR!'K'&R![IIȝ$4!)@'!+-*?B'!
+%,'$!GV!+'%$?&'+'0)$!'%6@!-.!-?)X?)!6?&&'0)4!K-B)%('!
%0*!#0X?)!K-B)%('7!;K'&%('!K%B?'$!-.!-.!)@'$'!GV!
+'%$?&'+'0)$!%&'!)@'0!6%B6?B%)'*!%0*!XB%6'*!#0!)@'!
%XX&-X&#%)'!&'(#$)'&$7!N@'!K%B?'$!#0!)@'!&'(#$)'&$!6%0!
)@'0!3'!&'%*!?$#0(!)@'!OPQ?$!#0)'&.%6'7!
Measuring Output Current Using the PMBus
N@'!+-*?B'!+'%$?&'$!6?&&'0)!3R!?$#0(!)@'!#0*?6)-&!
1#0*#0(!&'$#$)%06'!%$!%!6?&&'0)!$'0$'!'B'+'0)7!N@'!
#0*?6)-&!1#0*#0(!&'$#$)%06'!#$!)@'0!)@'!6?&&'0)!(%#0!
.%6)-&!?$'*!)-!$6%B'!)@'!+'%$?&'*!K-B)%('!#0)-!%!6?&&'0)!
&'%*#0(7!N@#$!(%#0!.%6)-&!#$!)@'!%&(?+'0)!-.!)@'!
5C/Nm9;2mf;5E!6-++%0*4!%0*!6-0$#$)$!-.!)1-!3R)'$!
#0!)@'!B#0'%&!*%)%!.-&+%)7!N@'!'bX-0'0)!?$'$!)@'!?XX'&!
.#K'!3#)$!hgFLj!-.!)@'!@#(@!*%)%!3R)'!#0!)1-H$!6-+XB'+'0)!
.-&+%)!%0*!#$!.#b'*!%)!rG^!T*'6#+%BU7!N@'!&'+%#0#0(!GG!
3#)$!#0!)1-x$!6-+XB'+'0)!3#0%&R!.-&+%)!&'X&'$'0)!)@'!
+%0)#$$%7!>?&#0(!+%0?.%6)?&'4!'%6@!+-*?B'!#$!
6%B#3&%)'*!3R!+'%$?&#0(!%0*!$)-&#0(!)@'!6?&&'0)!(%#0!
.%6)-&!#0)-!0-0HK-B%)#B'!$)-&%('7!
!
N@'!6?&&'0)!+'%$?&'+'0)!%66?&%6R!#$!%B$-!#+X&-K'*!3R!
'%6@!+-*?B'!3'#0(!6%B#3&%)'*!*?&#0(!+%0?.%6)?&'!1#)@!
)@'!-..$')!#0!)@'!6?&&'0)!&'%*#0(7!N@'!
5C/Nm9;2mCSS:AN!6-++%0*!#$!?$'*!)-!$)-&'!%0*!
&'%*!)@'!6?&&'0)!-..$')7!N@'!%&(?+'0)!.-&!)@#$!6-++%0*!
6-0$#$)$!-.!)1-!3R)'$!6-+X-$'*!-.!%!^H3#)!'bX-0'0)!
T.#b'*!%)!Ha*U!%0*!%!GGH3#)!+%0)#$$%7!N@#$!6-++%0*!@%$!
%!&'$-B?)#-0!-.!V[7^+;!%0*!%!&%0('!-.!!!HaIII+;!!)-!
lL]Lg7^+;7!!
!
N@'!YA;>m5C/N!6-++%0*!X&-K#*'$!+-*?B'!%K'&%('!
-?)X?)!6?&&'0)!#0.-&+%)#-07!N@#$!6-++%0*!-0BR!$?XX-&)$!
X-$#)#K'!-&!6?&&'0)!$-?&6'*!.&-+!)@'!+-*?B'7!5.!)@'!
6-0K'&)'&!#$!$#0,#0(!6?&&'0)!%!&'%*#0(!-.!I!#$!X&-K#*'*7!
N@'!YA;>m5C/N!6-++%0*!&')?&0$!)1-!3R)'$!-.!*%)%!#0!
)@'!B#0'%&!*%)%!.-&+%)7!N@'!'bX-0'0)!?$'$!)@'!?XX'&!.#K'!
3#)$!hgFLj!-.!)@'!@#(@!*%)%!3R)'!#0!)1-H$!6-+XB'+'0)!
.-&+%)!%0*!#$!.#b'*!%)!ra!T*'6#+%BU7!N@'!&'+%#0#0(!GG!
3#)$!#0!)1-x$!6-+XB'+'0)!3#0%&R!.-&+%)!&'X&'$'0)!)@'!
+%0)#$$%!1#)@!)@'!GG)@!3#)!.#b'*!%)!I!$#06'!-0BR!X-$#)#K'!
0?+3'&$!%&'!6-0$#*'&'*!K%B#*7!!
!
E-)'!)@%)!)@'!6?&&'0)!&'%*#0(!X&-K#*'*!3R!)@'!+-*?B'!#$!
0-)!6-&&'6)'*!.-&!)'+X'&%)?&'7!N@'!)'+X'&%)?&'!
6-&&'6)'*!6?&&'0)!&'%*#0(!.-&!+-*?B'!)'+X'&%)?&'!NP-*?B'!
6%0!3'!'$)#+%)'*!?$#0(!)@'!.-BB-1#0(!'d?%)#-0!
!
ࡵࡻࢁࢀǡ࡯ࡻࡾࡾ ൌࡵࡾࡱ࡭ࡰࡻࢁࢀ
૚൅ሾሺࢀࡵࡺࡰ െ૜૙
ሻൈ૙Ǥ૙૙૜ૢ૜
ሿ
Preliminary Data Sheet
October 17, 2011
6A Digital Pico DLynxTM: Non-isolated DC-DC Power Modules
3 J 14.4Vdc input; 0.45Vdc to 5.5Vdc output; 6A output current
!
!
LINEAGE POWER!! [L!
!
!
!
1@'&'!5C/Nm9CYY!#$!)@'!)'+X'&%)?&'!6-&&'6)'*!K%B?'!-.!
)@'!6?&&'0)!+'%$?&'+'0)4!5YA;>mC/N!#$!)@'!+-*?B'!
6?&&'0)!+'%$?&'+'0)!K%B?'4!N5E>!#$!)@'!)'+X'&%)?&'!-.!
)@'!#0*?6)-&!1#0*#0(!-0!)@'!+-*?B'7!:#06'!#)!+%R!3'!
*#..#6?B)!)-!+'%$?&'!N5E>4!#)!+%R!3'!%XX&-b#+%)'*!3R!%0!
'$)#+%)'!-.!)@'!+-*?B'!)'+X'&%)?&'7!
!!
Measuring Output Voltage Using the PMBus
N@'!+-*?B'!6%0!X&-K#*'!-?)X?)!K-B)%('!#0.-&+%)#-0!
?$#0(!)@'!YA;>m=C/N!6-++%0*7!N@'!6-++%0*!
&')?&0$!)1-!3R)'$!-.!*%)%!%BB!&'X&'$'0)#0(!)@'!+%0)#$$%!
1@#B'!)@'!'bX-0'0)!#$!.#b'*!%)!HGI!T*'6#+%BU7!!
>?&#0(!+%0?.%6)?&'!-.!)@'!+-*?B'4!-..$')!%0*!(%#0!
6-&&'6)#-0!K%B?'$!%&'!1&#))'0!#0)-!)@'!0-0HK-B%)#B'!
+'+-&R!-.!)@'!+-*?B'7!N@'!6-++%0*!
=C/Nm9;2mCSS:AN!6%0!3'!?$'*!)-!&'%*!%0*\-&!1&#)'!
)@'!-..$')!T)1-!3R)'$!6-0$#$)#0(!-.!%!GVH3#)!+%0)#$$%!#0!
)1-x$!6-+XB'+'0)!.-&+%)U!1@#B'!)@'!'bX-0'0)!#$!%B1%R$!
.#b'*!%)!HGI!T*'6#+%BU7!N@'!%BB-1'*!&%0('!.-&!)@#$!-..$')!
6-&&'6)#-0!#$!HG[^!)-!G[a+=7!N@'!6-++%0*!
=C/Nm9;2mf;5E!6%0!3'!?$'*!)-!&'%*!%0*\-&!1&#)'!)@'!
(%#0!6-&&'6)#-0!H!)1-!3R)'$!6-0$#$)#0(!-.!%!.#K'H3#)!
'bX-0'0)!T.#b'*!%)!HJU!%0*!%!GGH3#)!+%0)#$$%7!N@'!&%0('!
-.!)@#$!6-&&'6)#-0!.%6)-&!#$!HI7G[^=!)-!lI7G[G=4!1#)@!%!
&'$-B?)#-0!-.!I7IIa=7!N@'!6-&&'6)'*!-?)X?)!K-B)%('!
&'%*#0(!#$!)@'0!(#K'0!3RF!
OFFSETCALVOUT
GAINCALVOUTInitialV
FinalV
OUT
OUT
__
)]__1()([
)(
+
+×
=
!
Measuring Input Voltage Using the PMBus
N@'!+-*?B'!6%0!X&-K#*'!-?)X?)!K-B)%('!#0.-&+%)#-0!
?$#0(!)@'!YA;>m=5E!6-++%0*7!N@'!6-++%0*!&')?&0$!
)1-!3R)'$!-.!*%)%!#0!)@'!B#0'%&!.-&+%)7!N@'!?XX'&!.#K'!3#)$!
hgFLj!-.!)@'!@#(@!*%)%!.-&+!)@'!)1-x$!6-+XB'+'0)!
&'X&'$'0)%)#-0!-.!)@'!+%0)#$$%!1@#6@!#$!.#b'*!%)!r^!
T*'6#+%BU7!N@'!&'+%#0#0(!GG!3#)$!%&'!?$'*!.-&!)1-x$!
6-+XB'+'0)!&'X&'$'0)%)#-0!-.!)@'!+%0)#$$%4!1#)@!)@'!
GG)@!3#)!.#b'*!%)!D'&-!$#06'!-0BR!X-$#)#K'!0?+3'&$!%&'!
K%B#*7!!
>?&#0(!+-*?B'!+%0?.%6)?&'4!-..$')!%0*!(%#0!6-&&'6)#-0!
K%B?'$!%&'!1&#))'0!#0)-!)@'!0-0HK-B%)#B'!+'+-&R!-.!)@'!
+-*?B'7!N@'!6-++%0*!=5Em9;2mCSS:AN!6%0!3'!?$'*!
)-!&'%*!%0*\-&!1&#)'!)@'!-..$')!H!)1-!3R)'$!6-0$#$)#0(!-.!%!
.#K'H3#)!'bX-0'0)!T.#b'*!%)!H^U!%0*!%GGH3#)!+%0)#$$%!#0!
)1-x$!6-+XB'+'0)!.-&+%)7!N@'!%BB-1'*!&%0('!.-&!)@#$!
-..$')!6-&&'6)#-0!#$!H[!)-!G7]VJ=4!%0*!)@'!&'$-B?)#-0!#$!
L[+=7!N@'!6-++%0*!=5Em9;2mf;5E!6%0!3'!?$'*!)-!
&'%*!%0*\-&!1&#)'!)@'!(%#0!6-&&'6)#-0!H!)1-!3R)'$!
6-0$#$)#0(!-.!%!.#K'H3#)!'bX-0'0)!T.#b'*!%)!HJU!%0*!%!GGH3#)!
+%0)#$$%7!N@'!&%0('!-.!)@#$!6-&&'6)#-0!.%6)-&!#$!HI7G[^=!
)-!lI7G[G=4!1#)@!%!&'$-B?)#-0!-.!I7IIa=7!N@'!6-&&'6)'*!
-?)X?)!K-B)%('!&'%*#0(!#$!)@'0!(#K'0!3RF!
OFFSETCALVIN
GAINCALVINInitialV
FinalV
IN
IN
__
)]__1()([
)(
+
+×
=
!
Reading the Status of the Module using the
PMBus
N@'!+-*?B'!$?XX-&)$!%!0?+3'&!-.!$)%)?$!#0.-&+%)#-0!
6-++%0*$!#+XB'+'0)'*!#0!OPQ?$7!Z-1'K'&4!0-)!%BB!
.'%)?&'$!%&'!$?XX-&)'*!#0!)@'$'!6-++%0*$7!;!G!#0!)@'!
3#)!X-$#)#-0!#0*#6%)'$!)@'!.%?B)!)@%)!#$!.B%(('*7!
!
:N;N/:mQoNA!F!Y')?&0$!-0'!3R)'!-.!#0.-&+%)#-0!1#)@!%!
$?++%&R!-.!)@'!+-$)!6&#)#6%B!*'K#6'!.%?B)$7! !
Bit
Position Flag Default
Value
g! W! I!
V! CSS! I!
^! =C/N!CK'&K-B)%('! I!
a! 5C/N!CK'&6?&&'0)! I!
L! =5E!/0*'&K-B)%('! I!
[! N'+X'&%)?&'! I!
G! 9P2!T9-++7!P'+-&R!S%?B)U! I!
I! E-0'!-.!)@'!%3-K'! I!
!
:N;N/:m`CY>!F!Y')?&0$!)1-!3R)'$!-.!#0.-&+%)#-0!1#)@!
%!$?++%&R!-.!)@'!+-*?B'x$!.%?B)\1%&0#0(!6-0*#)#-0$7!
Low Byte
Bit
Position Flag Default
Value
g! W! I!
V! CSS! I!
^! =C/N!CK'&K-B)%('! I!
a! 5C/N!CK'&6?&&'0)! I!
L! =5E!/0*'&K-B)%('! I!
[! N'+X'&%)?&'! I!
G! 9P2!T9-++7!P'+-&R!S%?B)U! I!
I! E-0'!-.!)@'!%3-K'! I!
!
High Byte
Bit
Position Flag Default
Value
g! =C/N!.%?B)!-&!1%&0#0(! I!
V! 5C/N!.%?B)!-&!1%&0#0(! I!
^! W! I!
a! W! I!
L! OC`AYmfCC>M!T#$!0'(%)'*U! I!
[! W! I!
G! W! I!
I! W! I!
!
:N;N/:m=C/N!F!Y')?&0$!-0'!3R)'!-.!#0.-&+%)#-0!
&'B%)#0(!)-!)@'!$)%)?$!-.!)@'!+-*?B'x$!-?)X?)!K-B)%('!
&'B%)'*!.%?B)$7!!!
!
Bit
Position Flag Default
Value
g! =C/N!C=!S%?B)! I!
V! W! I!
Preliminary Data Sheet
October 17, 2011
6A Digital Pico DLynxTM: Non-isolated DC-DC Power Modules
3 J 14.4Vdc input; 0.45Vdc to 5.5Vdc output; 6A output current
LINEAGE POWER!! [a!
!
!
!
^! W! I!
a! =C/N!/=!S%?B)! I!
L! W! I!
[! W! I!
G! W! I!
I! W! I!
:N;N/:m5C/N!F!Y')?&0$!-0'!3R)'!-.!#0.-&+%)#-0!
&'B%)#0(!)-!)@'!$)%)?$!-.!)@'!+-*?B'x$!-?)X?)!K-B)%('!
&'B%)'*!.%?B)$7!!!
!
Bit
Position Flag Default
Value
g! 5C/N!C9!S%?B)! I!
V! W! I!
^! 5C/N!C9!`%&0#0(! I!
a! W! I!
L! W! I!
[! W! I!
G! W! I!
I! W! I!
!
:N;N/:mNAPOAY;N/YA!F!Y')?&0$!-0'!3R)'!-.!
#0.-&+%)#-0!&'B%)#0(!)-!)@'!$)%)?$!-.!)@'!+-*?B'x$!
)'+X'&%)?&'!&'B%)'*!.%?B)$7!!!
!
Bit
Position Flag Default
Value
g! CN!S%?B)! I!
V! CN!`%&0#0(! I!
^! W! I!
a! W! I!
L! W! I!
[! W! I!
G! W! I!
I! W! I!
!
:N;N/:m9P2!F!Y')?&0$!-0'!3R)'!-.!#0.-&+%)#-0!&'B%)#0(!
)-!)@'!$)%)?$!-.!)@'!+-*?B'x$!6-++?0#6%)#-0!&'B%)'*!
.%?B)$7!!!
!
Bit
Position Flag Default
Value
g! 50K%B#*\/0$?XX-&)'*!9-++%0*! I!
V! 50K%B#*\/0$?XX-&)'*!9-++%0*! I!
^! O%6,')!A&&-&!9@'6,!S%#B'*! I!
a! W! I!
L! W! I!
[! W! I!
G! C)@'&!9-++?0#6%)#-0!S%?B)! I!
I! W! I!
PSYm=5EmP5E!F!Y')?&0$!+#0#+?+!#0X?)!K-B)%('!%$!)1-!
*%)%!3R)'$!-.!#0.-&+%)#-0!#0!2#0'%&!.-&+%)!T?XX'&!.#K'!3#)$!
%&'!'bX-0'0)!r!.#b'*!%)!H[4!%0*!B-1'&!GG!3#)$!%&'!
+%0)#$$%!#0!)1-x$!6-+XB'+'0)!.-&+%)!r!.#b'*!%)!G[U!
!
PSYm=C/NmP5E!F!Y')?&0$!+#0#+?+!-?)X?)!K-B)%('!%$!
)1-!*%)%!3R)'$!-.!#0.-&+%)#-0!#0!2#0'%&!.-&+%)!T?XX'&!.#K'!
3#)$!%&'!'bX-0'0)!r!.#b'*!%)!HGI4!%0*!B-1'&!GG!3#)$!%&'!
+%0)#$$%!#0!)1-x$!6-+XB'+'0)!.-&+%)!r!.#b'*!%)!VGaU!
!
PSYm:OA95S59mII!F!Y')?&0$!#0.-&+%)#-0!&'B%)'*!)-!)@'!
)RX'!-.!+-*?B'!%0*!&'K#$#-0!0?+3'&7!Q#)$!hgF[j!#0!)@'!
2-1!QR)'!#0*#6%)'!)@'!+-*?B'!)RX'!TIIIGGI!6-&&'$X-0*$!
)-!)@'!O>NIIV!$'&#'$!-.!+-*?B'U4!1@#B'!3#)$!hgFLj!#0*#6%)'!
)@'!&'K#$#-0!0?+3'&!-.!)@'!+-*?B'7!
!
Low Byte
Bit
Position Flag Default
Value
gF[! P-*?B'!E%+'! IIIGGI
GFI! Y'$'&K'*! GI!
High Byte
Bit
Position Flag Default
Value
gFL! P-*?B'!Y'K#$#-0!E?+3'&! E-0'!
[FI! Y'$'&K'*! III!
Preliminary Data Sheet
October 17, 2011
6A Digital Pico DLynxTM: Non-isolated DC-DC Power Modules
3 J 14.4Vdc input; 0.45Vdc to 5.5Vdc output; 6A output current
!
!
LINEAGE POWER!! [^!
!
!
Summary of Supported PMBus Commands
OB'%$'!&'.'&!)-!)@'!OPQ?$!G7G!$X'6#.#6%)#-0!.-&!+-&'!*')%#B$!-.!)@'$'!6-++%0*$7!!
!
Table 6
Hex
Code Command Brief Description
Non-Volatile
Memory
Storage
IG! COAY;N5CE!
N?&0!P-*?B'!-0!-&!-..7!;B$-!?$'*!)-!+%&(#0!)@'!-?)X?)!K-B)%('!
Format /0$#(0'*!Q#0%&R!
Bit Position g! V! ^! a! L! [! G! I!
Access &\1! &! &\1 &\1 &\1 &\1!&! &!
Function C0! W! P%&(#0! W! W!
Default Value I! I! I! I! I! I! W! W!
!
!
I[! CEmCSSm9CES5f!
9-0.#(?&'$!)@'!CE\CSS!.?06)#-0%B#)R!%$!%!6-+3#0%)#-0!-.!%0%B-(!CE\CSS!
X#0!%0*!OPQ?$!6-++%0*$!!
Format /0$#(0'*!Q#0%&R!
Bit Position g! V! ^! a! L! [! G! I!
Access &! &! & &\1 &\1 &\1!&\1! &!
Function W! W! W! X?! 6+*! X-B! 6X%! W!
Default Value I! I! I! G! I! G! G! G!
!
oA:!
IL! 92A;YmS;/2N:! 9B'%&!%0R!.%?B)!3#)$!)@%)!+%R!@%K'!3''0!$')4!%B$-!&'B'%$'$!)@'!:PQ;2AYNM!
$#(0%B!#.!)@'!*'K#6'!@%$!3''0!%$$'&)#0(!#)7! !
GI! `Y5NAmOYCNA9N!
/$'*!)-!6-0)&-B!1&#)#0(!)-!)@'!+-*?B'!K#%!OPQ?$7!9-X#'$!)@'!6?&&'0)!&'(#$)'&!
$'))#0(!#0!)@'!+-*?B'!1@-$'!6-++%0*!6-*'!+%)6@'$!)@'!K%B?'!#0!)@'!*%)%!
3R)'!#0)-!0-0HK-B%)#B'!+'+-&R!TAAOYCPU!-0!)@'!+-*?B'!!
Format /0$#(0'*!Q#0%&R!
Bit Position g! V! ^! a! L! [! G! I!
Access &\1! &\1! &\1 b b b!b! b!
Function 3#)g! 3#)V! 3#)^! W! W! W! W! W!
Default Value I! I! I! W! W! W! W! W!
Q#)^F!I!r!A0%3B'$!%BB!1&#)'$!%$!X'&+#))'*!#0!3#)V!-&!3#)g!
!!!!!!!!G!r!>#$%3B'$!%BB!1&#)'$!'b6'X)!)@'!`Y5NAmOYCNA9N4!COAY;N5CE!!
!!!!!!!!!!!!!!%0*!CEmCSSm9CES5f!T3#)!V!%0*!3#)g!+?$)!3'!IU!
Q#)!VF!I!r!A0%3B'$!%BB!1&#)'$!%$!X'&+#))'*!#0!3#)^!-&!3#)g!
!!!!!!!!!G!r!>#$%3B'$!%BB!1&#)'$!'b6'X)!.-&!)@'!`Y5NAmOYCNA9N!%0*!!
!!!!!!!!!!!!!!!COAY;N5CE!6-++%0*$!T3#)^!%0*!3#)g!+?$)!3'!IU!
Q#)gF!I!r!A0%3B'$!%BB!1&#)'$!%$!X'&+#))'*!#0!3#)^!-&!3#)V!
!!!!!!!!G!r!>#$%3B'$!%BB!1&#)'$!'b6'X)!.-&!)@'!`Y5NAmOYCNA9N!6-++%0*!!
!!!!!!!!!!!!!!T3#)^!%0*!3#)V!+?$)!3'!IU!
oA:!
GG! :NCYAm>AS;/2Nm;22! 9-X#'$!%BB!6?&&'0)!&'(#$)'&!$'))#0($!#0!)@'!+-*?B'!#0)-!0-0HK-B%)#B'!+'+-&R!
TAAOYCPU!-0!)@'!+-*?B'7!!N%,'$!%3-?)!^I+$!.-&!)@'!6-++%0*!)-!'b'6?)'7! !
G[! YA:NCYAm>AS;/2Nm;22! Y'$)-&'$!%BB!6?&&'0)!&'(#$)'&!$'))#0($!#0!)@'!+-*?B'!.&-+!K%B?'$!#0!)@'!
+-*?B'!0-0HK-B%)#B'!+'+-&R!TAAOYCPU! !
GL! :NCYAm>AS;/2Nm9C>A!
9-X#'$!)@'!6?&&'0)!&'(#$)'&!$'))#0(!#0!)@'!+-*?B'!1@-$'!6-++%0*!6-*'!
+%)6@'$!)@'!K%B?'!#0!)@'!*%)%!3R)'!#0)-!0-0HK-B%)#B'!+'+-&R!TAAOYCPU!-0!
)@'!+-*?B'!!
Bit Position g! V! ^! a! L! [! G! I!
Access 1! 1! 1 1 1 1!1! 1!
Function 9-++%0*!6-*'!
!
!
Ga! YA:NCYAm>AS;/2Nm9C>A!
Y'$)-&'$!)@'!6?&&'0)!&'(#$)'&!$'))#0(!#0!)@'!+-*?B'!1@-$'!6-++%0*!6-*'!
+%)6@'$!)@'!K%B?'!#0!)@'!*%)%!3R)'!.&-+!)@'!K%B?'!#0!)@'!+-*?B'!0-0HK-B%)#B'!
+'+-&R!TAAOYCPU!
Bit Position g! V! ^! a! L! [! G! I!
Access 1! 1! 1 1 1 1!1! 1!
Function 9-++%0*!6-*'!
!
!
[I! =C/NmPC>A!
N@'!+-*?B'!@%$!PC>A!$')!)-!2#0'%&!%0*!AbX-0'0)!$')!)-!HGI7!N@'$'!K%B?'$!
6%00-)!3'!6@%0('*!
Bit Position g! V! ^! a! L! [! G! I!
Access &! &! & & & &!&! &!
Function P-*'! AbX-0'0)!
Default Value I! I! I! G! I! G! G! I!
!
!
Preliminary Data Sheet
October 17, 2011
6A Digital Pico DLynxTM: Non-isolated DC-DC Power Modules
3 J 14.4Vdc input; 0.45Vdc to 5.5Vdc output; 6A output current
LINEAGE POWER!! [V!
!
!
!
Table 6 (continued)
!!
Hex
Code Command Brief Description
Non-
V
olatile
Memory
Storage
[[! =C/NmNY5P!
;XXBR!%!.#b'*!-..$')!K-B)%('!)-!)@'!-?)X?)!K-B)%('!6-++%0*!K%B?'!
Format 2#0'%&4!)1-x$!6-+XB'+'0)!3#0%&R!
Bit Position g! V! ^! a! L! [! G! I!
Access &\1! &\1! &\1 &\1 &\1 &\1!&\1! &\1!
Function Z#(@!QR)'!
Default Value I! I! I! I! I! I! I! I!
Bit Position g! V! ^! a! L! [! G! I!
A
ccess &\1! &\1! &\1 &\1 &\1 &\1!&\1! &\1!
Function 2-1!QR)'!
Default Value I! I! I! I! I! I! I! I!
!
oA:!
[^! =C/NmP;Yf5EmZ5fZ!
:')$!)@'!)%&(')!K-B)%('!.-&!+%&(#0#0(!)@'!-?)X?)!!@#(@!
Format 2#0'%&4!)1-x$!6-+XB'+'0)!3#0%&R!
Bit Position g! V! ^! a! L! [! G! I!
Access &! &\1! &\1 &\1 &\1 &\1!&\1! &\1!
Function Z#(@!QR)'!
Default Value I! I! I! I! I! G! I! G!
Bit Position g! V! ^! a! L! [! G! I!
Access &\1! &\1! &\1 &\1 &\1 &\1!&\1! &\1!
Function 2-1!QR)'!
Default Value I! G! I! I! I! G! G! G!
!
oA:!
[V! =C/NmP;Yf5Em2C`!
:')$!)@'!)%&(')!K-B)%('!.-&!+%&(#0#0(!)@'!-?)X?)!B-1!
Format 2#0'%&4!)1-x$!6-+XB'+'0)!3#0%&R!
Bit Position g! V! ^! a! L! [! G! I!
A
ccess &! &\1! &\1 &\1 &\1 &\1!&\1! &\1!
Function Z#(@!QR)'!
Default Value I! I! I! I! I! G! I! I!
Bit Position g! V! ^! a! L! [! G! I!
Access &\1! &\1! &\1 &\1 &\1 &\1!&\1! &\1!
Function 2-1!QR)'!
Default Value I! G! I! G! I! I! I! G!
!
oA:!
[]! =C/Nm:9;2Am2CCO!
:')$!)@'!$6%B#0(!-.!)@'!-?)X?)!K-B)%('!r!'d?%B!)-!)@'!.''*3%6,!&'$#$)-&!
*#K#*'&!&%)#-!
Format 2#0'%&4!)1-x$!6-+XB'+'0)!3#0%&R!
Bit Position g! V! ^! a! L! [! G! I!
A
ccess &! &! & & & &!&\1! &\1!
Function AbX-0'0)! P%0)#$$%!
Default Value G! I! G! G! G! I! I! G!
Bit Position g! V! ^! a! L! [! G! I!
Access &\1! &\1! &\1 &\1 &\1 &\1!&\1! &\1!
Function P%0)#$$%!
Default Value I! I! I! I! I! I! I! I!
!
oA:!
L^! =5EmCE!
:')$!)@'!K%B?'!-.!#0X?)!K-B)%('!%)!1@#6@!)@'!+-*?B'!)?&0$!-0!
Format 2#0'%&4!)1-x$!6-+XB'+'0)!3#0%&R!
Bit Position g! V! ^! a! L! [! G! I!
A
ccess &! &! & & & &!&! &!
Function AbX-0'0)! P%0)#$$%!
Default Value G! G! G! G! I! I! I! I!
Bit Position g! V! ^! a! L! [! G! I!
Access &! &\1! &\1 &\1 &\1 &\1!&\1! &\1!
Function P%0)#$$%!
Default Value I! I! I! I! G! I! G! G!
!
oA:!
Preliminary Data Sheet
October 17, 2011
6A Digital Pico DLynxTM: Non-isolated DC-DC Power Modules
3 J 14.4Vdc input; 0.45Vdc to 5.5Vdc output; 6A output current
!
!
LINEAGE POWER!! [g!
!
!
Table 6 (continued)
Hex
Code Command Brief Description
Non-Volatile
Memory
Storage
LV! =5EmCSS!
:')$!)@'!K%B?'!-.!#0X?)!K-B)%('!%)!1@#6@!)@'!+-*?B'!)?&0$!-..!
Format 2#0'%&4!)1-x$!6-+XB'+'0)!3#0%&R!
Bit Position g! V! ^! a! L! [! G! I!
Access &! &! & & & &!&! &!
Function AbX-0'0)! P%0)#$$%!
Default Value G! G! G! G! I! I! I! I!
Bit Position g! V! ^! a! L! [! G! I!
Access &! &\1! &\1 &\1 &\1 &\1!&\1! &\1!
Function P%0)#$$%!
Default Value I! I! I! I! G! I! G! I!
!
oA:!
LJ! 5C/Nm9;2mf;5E!
Y')?&0$!)@'!K%B?'!-.!)@'!(%#0!6-&&'6)#-0!)'&+!?$'*!)-!6-&&'6)!)@'!+'%$?&'*!
-?)X?)!6?&&'0)!
Format 2#0'%&4!)1-x$!6-+XB'+'0)!3#0%&R!
Bit Position g! V! ^! a! L! [! G! I!
Access &! &! & & & &!&! &\1!
Function AbX-0'0)! P%0)#$$%!
Default Value G! I! I! I! G! I! I! =!
Bit Position g! V! ^! a! L! [! G! I!
A
ccess &\1! &\1! &\1 &\1 &\1 &\1!&\1! &\1!
Function P%0)#$$%!
Default Value =F!=%&#%3B'!3%$'*!-0!.%6)-&R!6%B#3&%)#-0!
!
oA:!
L]! 5C/Nm9;2mCSS:AN!
Y')?&0$!)@'!K%B?'!-.!)@'!-..$')!6-&&'6)#-0!)'&+!?$'*!)-!6-&&'6)!)@'!+'%$?&'*!
-?)X?)!6?&&'0)!
Format 2#0'%&4!)1-x$!6-+XB'+'0)!3#0%&R!
Bit Position g! V! ^! a! L! [! G! I!
Access &! &! & & & &\1!&! &!
Function AbX-0'0)! P%0)#$$%!
Default Value G! G! G! I! I! =! I! I!
Bit Position g! V! ^! a! L! [! G! I!
Access &! &! &\1 &\1 &\1 &\1!&\1! &\1!
Function P%0)#$$%!
Default Value I! I! =F!=%&#%3B'!3%$'*!-0!.%6)-&R!6%B#3&%)#-0!
!
oA:!
aI! =C/NmC=mS;/2Nm25P5N!
:')$!)@'!K-B)%('!B'K'B!.-&!%0!-?)X?)!-K'&K-B)%('!.%?B)!
Format 2#0'%&4!)1-x$!6-+XB'+'0)!3#0%&R!
Bit Position g! V! ^! a! L! [! G! I!
Access &! &\1! &\1 &\1 &\1 &\1!&\1! &\1!
Function Z#(@!QR)'!
Default Value I! I! I! I! I! G! I! G!
Bit Position g! V! ^! a! L! [! G! I!
Access &\1! &\1! &\1 &\1 &\1 &\1!&\1! &\1!
Function 2-1!QR)'!
Default Value I! I! I! I! G! I! G! I!
!
oA:!
aG! =C/NmC=mS;/2NmYA:OCE:A!
50$)&?6)$!)@'!+-*?B'!-0!1@%)!%6)#-0!)-!)%,'!#0!&'$X-0$'!)-!%!-?)X?)!
-K'&K-B)%('!.%?B)!
Format /0$#(0'*!Q#0%&R!
Bit Position g! V! ^! a! L! [! G! I!
Access &\1! &\1! &\1 &\1 &\1 &!&! &!
Function Y:O!
hGj!
Y:O!
hIj! Y:h[j Y:hGj Y:hIj W! W! W!
Default Value G! G! G! G! G! G! I! I!
!
oA:!
Preliminary Data Sheet
October 17, 2011
6A Digital Pico DLynxTM: Non-isolated DC-DC Power Modules
3 J 14.4Vdc input; 0.45Vdc to 5.5Vdc output; 6A output current
LINEAGE POWER!! [J!
!
!
!
Table 6 (continued)
!!
Hex
Code Command Brief Description
Non-
V
olatile
Memory
Storage
aa! =C/Nm/=mS;/2Nm25P5N!
:')$!)@'!K-B)%('!B'K'B!.-&!%0!-?)X?)!?0*'&K-B)%('!.%?B)!
Format 2#0'%&4!)1-x$!6-+XB'+'0)!3#0%&R!
Bit Position g! V! ^! a! L! [! G! I!
A
ccess &! &\1! &\1 &\1 &\1 &\1!&\1! &\1!
Function Z#(@!QR)'!
Default Value I! I! I! I! I! G! I! I!
Bit Position g! V! ^! a! L! [! G! I!
Access &\1! &\1! &\1 &\1 &\1 &\1!&\1! &\1!
Function 2-1!QR)'!
Default Value G! I! I! I! G! G! G! G!
!
oA:!
a^! =C/Nm/=mS;/2NmYA:OCE:A!
50$)&?6)$!)@'!+-*?B'!-0!1@%)!%6)#-0!)-!)%,'!#0!&'$X-0$'!)-!%!-?)X?)!!
?0*'&K-B)%('!.%?B)!
Format /0$#(0'*!Q#0%&R!
Bit Position g! V! ^! a! L! [! G! I!
Access &\1! &\1! &\1 &\1 &\1 &!&! &!
Function Y:O!
hGj!
Y:O!
hIj! Y:h[j Y:hGj Y:hIj W! W! W!
Default Value I! I! I! I! I! G! I! I!
!
oA:!
a;! 5C/NmC9m`;YEm25P5N!
:')$!)@'!-?)X?)!-K'&6?&&'0)!1%&0#0(!B'K'B!#0!;!
Format 2#0'%&4!)1-x$!6-+XB'+'0)!3#0%&R!
Bit Position g! V! ^! a! L! [! G! I!
Access &! &! & & & &!&! &!
Function AbX-0'0)! P%0)#$$%!
Default Value G! G! G! G! G! I! I! I!
Bit Position g! V! ^! a! L! [! G! I!
Access &! &! &\1 &\1 &\1 &\1!&\1! &\1!
Function P%0)#$$%!
Default Value I! I! )3*! )3*! )3*! )3*! )3*! )3*!
!
oA:!
^A! OC`AYmfCC>mCE!
:')$!)@'!-?)X?)!K-B)%('!B'K'B!%)!1@#6@!)@'!OfCC>!X#0!#$!%$$'&)'*!@#(@!
Format 2#0'%&4!)1-x$!6-+XB'+'0)!3#0%&R!
Bit Position g! V! ^! a! L! [! G! I!
Access &! &\1! &\1 &\1 &\1 &\1!&\1! &\1!
Function Z#(@!QR)'!
Default Value I! I! I! I! I! G! I! I!
Bit Position g! V! ^! a! L! [! G! I!
A
ccess &\1! &\1! &\1 &\1 &\1 &\1!&\1! &\1!
Function 2-1!QR)'!
Default Value I! G! G! I! G! I! G! I!
!
oA:!
^S! OC`AYmfCC>mCSS!
:')$!)@'!-?)X?)!K-B)%('!B'K'B!%)!1@#6@!)@'!OfCC>!X#0!#$!*'H%$$'&)'*!B-1!
Format 2#0'%&4!)1-x$!6-+XB'+'0)!3#0%&R!
Bit Position g! V! ^! a! L! [! G! I!
A
ccess &! &\1! &\1 &\1 &\1 &\1!&\1! &\1!
Function Z#(@!QR)'!
Default Value I! I! I! I! I! G! I! I!
Bit Position g! V! ^! a! L! [! G! I!
Access &\1! &\1! &\1 &\1 &\1 &\1!&\1! &\1!
Function 2-1!QR)'!
Default Value I! G! I! G! I! I! G! I!
!
oA:!
Preliminary Data Sheet
October 17, 2011
6A Digital Pico DLynxTM: Non-isolated DC-DC Power Modules
3 J 14.4Vdc input; 0.45Vdc to 5.5Vdc output; 6A output current
!
!
LINEAGE POWER!! []!
!
!
Table 6 (continued)
!!
Hex
Code Command Brief Description
Non-Volatile
Memory
Storage
VG! NCEmY5:A!
:')$!)@'!&#$'!)#+'!-.!)@'!-?)X?)!K-B)%('!*?&#0(!$)%&)?X!
Format 2#0'%&4!)1-x$!6-+XB'+'0)!3#0%&R!
Bit Position g! V! ^! a! L! [! G! I!
Access &! &! & & & &!&! &\1!
Function AbX-0'0)! P%0)#$$%!
Default Value G! G! G! I! I! I! I! I!
Bit Position g! V! ^! a! L! [! G! I!
Access &\1! &\1! &\1 &\1 &\1 &\1!&\1! &\1!
Function P%0)#$$%!
Default Value I! I! G! I! G! I! G! I!
!
oA:!
gJ! :N;N/:mQoNA!
Y')?&0$!-0'!3R)'!-.!#0.-&+%)#-0!1#)@!%!$?++%&R!-.!)@'!+-$)!6&#)#6%B!+-*?B'!
.%?B)$!
Format /0$#(0'*!Q#0%&R!
Bit Position g! V! ^! a! L! [! G! I!
Access &! &! & & & &!&! &!
Flag W! CSS =C/N
mC=
5C/N
mC9
=5Em
/=! NAPO! 9P2! CNZA
Y!
Default Value I! I! I! I! I! I! I! I!
!
!
g]! :N;N/:m`CY>!
Y')?&0$!)1-!3R)'$!-.!#0.-&+%)#-0!1#)@!%!$?++%&R!-.!)@'!+-*?B'x$!
.%?B)\1%&0#0(!6-0*#)#-0$!
Format 2#0'%&4!)1-x$!6-+XB'+'0)!3#0%&R!
Bit Position g! V! ^! a! L! [! G! I!
Access &! &! & & & &!&! &!
Flag =C/N 5C/N
mC9 W! W! OfC
C>! W! W! W!
Default Value I! I! I! I! I! I! I! I!
Bit Position g! V! ^! a! L! [! G! I!
Access &! &! & & & &!&! &!
Flag W! CSS! =C/N
mC=
5C/N
mC9
=5Em
/=! NAPO! 9P2! CNZA
Y!
Default Value I! I! I! I! I! I! I! I!
!
!
g;! :N;N/:m=C/N!
Y')?&0$!-0'!3R)'!-.!#0.-&+%)#-0!1#)@!)@'!$)%)?$!-.!)@'!+-*?B'x$!-?)X?)!
K-B)%('!&'B%)'*!.%?B)$!
Format /0$#(0'*!Q#0%&R!
Bit Position g! V! ^! a! L! [! G! I!
A
ccess &! &! & & & &!&! &!
Flag =C/NmC= W! W! =C/Nm/= W! W! W! W!
Default Value I! I! I! I! I! I! I! I!
!
!
gQ! :N;N/:m5C/N!
Y')?&0$!-0'!3R)'!-.!#0.-&+%)#-0!1#)@!)@'!$)%)?$!-.!)@'!+-*?B'x$!-?)X?)!
6?&&'0)!&'B%)'*!.%?B)$!
Format /0$#(0'*!Q#0%&R!
Bit Position g! V! ^! a! L! [! G! I!
Access &! &! & & & &!&! &!
Flag 5C/NmC9 W W W 5C/NmC9m`;YE! W! W! W!
Default Value I! I! I! I! I! I! I! I!
!
!
g>! :N;N/:mNAPOAY;N/YA!
Y')?&0$!-0'!3R)'!-.!#0.-&+%)#-0!1#)@!)@'!$)%)?$!-.!)@'!+-*?B'x$!)'+X'&%)?&'!
&'B%)'*!.%?B)$!
Format /0$#(0'*!Q#0%&R!
Bit Position g! V! ^! a! L! [! G! I!
Access &! &! & & &!&!&! &!
Flag CNmS;/2N CNm`;YE W! W! W! W! W! W!
Default Value I! I! I! I! I! I! I! I!
!
!
Preliminary Data Sheet
October 17, 2011
6A Digital Pico DLynxTM: Non-isolated DC-DC Power Modules
3 J 14.4Vdc input; 0.45Vdc to 5.5Vdc output; 6A output current
LINEAGE POWER!! LI!
!
!
!
Table 6 (continued)
Hex
Code Command Brief Description
Non-
V
olatile
Memory
Storage
gA! :N;N/:m9P2!
Y')?&0$!-0'!3R)'!-.!#0.-&+%)#-0!1#)@!)@'!$)%)?$!-.!)@'!+-*?B'x$!
6-++?0#6%)#-0!&'B%)'*!.%?B)$!
Format /0$#(0'*!Q#0%&R!
Bit Position g! V! ^! a! L! [! G! I!
Access &! &! & & & &!&! &!
Flag 50K%B#*!
9-++%0*
50K%B#*!
>%)%!
OA9!
S%#B W! W! W!
C)@'&!
9-++!
S%?B)!
W!
Default Value I! I! I! I! I! I! I! I!
!
!
JJ! YA;>m=5E!
Y')?&0$!)@'!K%B?'!-.!)@'!#0X?)!K-B)%('!%XXB#'*!)-!)@'!+-*?B'!
Format 2#0'%&4!)1-x$!6-+XB'+'0)!3#0%&R!
Bit Position g! V! ^! a! L! [! G! I!
A
ccess &! &! & & & &!&! &!
Function AbX-0'0)! P%0)#$$%!
Default Value G! G! I! G! G! I! I! I!
Bit Position g! V! ^! a! L! [! G! I!
Access &! &! & & & &!&! &!
Function P%0)#$$%!
Default Value I! I! I! I! I! I! I! I!
!
!
JQ! YA;>m=C/N!
Y')?&0$!)@'!K%B?'!-.!)@'!-?)X?)!K-B)%('!-.!)@'!+-*?B'!
Format 2#0'%&4!)1-x$!6-+XB'+'0)!3#0%&R!
Bit Position g! V! ^! a! L! [! G! I!
A
ccess &! &! & & & &!&! &!
Function P%0)#$$%!
Default Value I! I! I! I! I! I! I! I!
Bit Position g! V! ^! a! L! [! G! I!
Access &! &! & & & &!&! &!
Function P%0)#$$%!
Default Value I! I! I! I! I! I! I! I!
!
!
J9! YA;>m5C/N!
Y')?&0$!)@'!K%B?'!-.!)@'!-?)X?)!6?&&'0)!-.!)@'!+-*?B'!
Format 2#0'%&4!)1-x$!6-+XB'+'0)!3#0%&R!
Bit Position g! V! ^! a! L! [! G! I!
Access &! &! & & & &!&! &!
Function AbX-0'0)! P%0)#$$%!
Default Value G! G! G! I! I! I! I! I!
Bit Position g! V! ^! a! L! [! G! I!
Access &! &! & & & &!&! &!
Function P%0)#$$%!
Default Value I! I! I! I! I! I! I! I!
!
!
]J! OPQ/:mYA=5:5CE!
Y')?&0$!-0'!3R)'!#0*#6%)#0(!)@'!+-*?B'!#$!6-+XB#%0)!)-!OPQ?$!:X'67!G7G!
T&'%*!-0BRU!
Format /0$#(0'*!Q#0%&R!
Bit Position g! V! ^! a! L! [! G! I!
A
ccess &! &! & & & &!&! &!
Default Value I! I! I! G! I! I! I! G!
!
oA:!
;I! PSYm=5EmP5E!
Y')?&0$!)@'!+#0#+?+!#0X?)!K-B)%('!)@'!+-*?B'!#$!$X'6#.#'*!)-!-X'&%)'!%)!
T&'%*!-0BRU!
Format 2#0'%&4!)1-x$!6-+XB'+'0)!3#0%&R!
Bit Position g! V! ^! a! L! [! G! I!
Access &! &! & & & &!&! &!
Function AbX-0'0)! P%0)#$$%!
Default Value G! G! G! G! I! I! I! I!
Bit Position g! V! ^! a! L! [! G! I!
Access &! &! & & & &!&! &!
Function P%0)#$$%!
Default Value I! I! I! I! G! G! I! I!
!
oA:!
Preliminary Data Sheet
October 17, 2011
6A Digital Pico DLynxTM: Non-isolated DC-DC Power Modules
3 J 14.4Vdc input; 0.45Vdc to 5.5Vdc output; 6A output current
!
!
LINEAGE POWER!! LG!
!
!
Table 6 (continued)
!!
Hex
Code Command Brief Description
Non-Volatile
Memory
Storage
;a! PSYm=C/NmP5E!
Y')?&0$!)@'!+#0#+?+!-?)X?)!K-B)%('!X-$$#3B'!.&-+!)@'!+-*?B'!T&'%*!-0BRU!
Format 2#0'%&4!)1-x$!6-+XB'+'0)!3#0%&R!
Bit Position g! V! ^! a! L! [! G! I!
Access &! &! & &&&&! &!
Function AbX-0'0)! P%0)#$$%!
Default Value I! I! I! I! I! I! G! I!
Bit Position g! V! ^! a! L! [! G! I!
Access &! &! & &&&&! &!
Function P%0)#$$%!
Default Value I! G! G! I! I! G! G! I!
!
oA:!
>I! PSYm:OA95S59mII!
Y')?&0$!+-*?B'!0%+'!#0.-&+%)#-0!T&'%*!-0BRU!
Format /0$#(0'*!Q#0%&R!
Bit Position g! V! ^! a! L! [! G! I!
Access &! &! & &&&&! &!
Function Y'$'&K'*!
Default Value G! G! G! I! G! I! I! I!
Bit Position g! V! ^! a! L! [! G! I!
Access &! &! & &&&&! &!
Function P-*?B'!E%+'! Y'$'&K'*!
Default Value I! I! I! G! G! I! G! I!
!
oA:!
>a! =C/Nm9;2mCSS:AN!
;XXB#'$!%0!-..$')!)-!)@'!YA;>m=C/N!6-++%0*!&'$?B)$!)-!6%B#3&%)'!-?)!-..$')!
'&&-&$!#0!+-*?B'!+'%$?&'+'0)$!-.!)@'!-?)X?)!K-B)%('!T3')1''0!HG[^+=!%0*!
lG[a+=U!
Format 2#0'%&4!)1-x$!6-+XB'+'0)!3#0%&R!
Bit Position g! V! ^! a! L! [! G! I!
Access &\1! &! & &&&&! &!
Function P%0)#$$%!
Default Value =! I! I! I! I! I! I! I!
Bit Position g! V! ^! a! L! [! G! I!
Access &\1! &\1! &\1 &\1 &\1 &\1 &\1! &\1!
Function P%0)#$$%!
Default Value =! =! =! =! =! =! =! =!
!
oA:!
>^! =C/Nm9;2mf;5E!
;XXB#'$!%!(%#0!6-&&'6)#-0!!)-!)@'!YA;>m=C/N!6-++%0*!&'$?B)$!)-!6%B#3&%)'!-?)!
(%#0!'&&-&$!#0!+-*?B'!+'%$?&'+'0)$!-.!)@'!-?)X?)!K-B)%('!T3')1''0!HI7G[^!%0*!
I7G[GU!
Format 2#0'%&4!)1-x$!6-+XB'+'0)!3#0%&R!
Bit Position g! V! ^! a! L! [! G! I!
Access &! &! & &&&&! &\1!
Function AbX-0'0)! P%0)#$$%!
Default Value G! G! I! I! I! I! I! =!
Bit Position g! V! ^! a! L! [! G! I!
Access &\1! &\1! &\1 &\1 &\1 &\1 &\1! &\1!
Function P%0)#$$%!
Default Value =! =! =! =! =! =! =! =!
!
oA:!
>V! =5Em9;2mCSS:AN!
;XXB#'$!%0!-..$')!6-&&'6)#-0!!)-!)@'!YA;>m=5E!6-++%0*!&'$?B)$!)-!6%B#3&%)'!-?)!
-..$')!'&&-&$!#0!+-*?B'!+'%$?&'+'0)$!-.!)@'!#0X?)!K-B)%('!T3')1''0!H[=!%0*!
lG7]VJ=U!
Format 2#0'%&4!)1-x$!6-+XB'+'0)!3#0%&R!
Bit Position g! V! ^! a! L! [! G! I!
Access &! &! & &&\1 &&! &\1!
Function AbX-0'0)! P%0)#$$%!
Default Value G! G! I! G! =! I! I! =!
Bit Position g! V! ^! a! L! [! G! I!
Access &! &! &\1 &\1 &\1 &\1 &\1! &\1!
Function P%0)#$$%!
Default Value I! I! =! =! =! =! =! =!
!
oA:!
Preliminary Data Sheet
October 17, 2011
6A Digital Pico DLynxTM: Non-isolated DC-DC Power Modules
3 J 14.4Vdc input; 0.45Vdc to 5.5Vdc output; 6A output current
LINEAGE POWER!! L[!
!
!
!
Hex
Code Command Brief Description
Non-Volatile
Memory
Storage
>g! =5Em9;2mf;5E!
;XXB#'$!%!(%#0!6-&&'6)#-0!!)-!)@'!YA;>m=5E!6-++%0*!&'$?B)$!)-!6%B#3&%)'!-?)!(%#0!
'&&-&$!#0!+-*?B'!+'%$?&'+'0)$!-.!)@'!#0X?)!K-B)%('!T3')1''0!HI7G[^!%0*!I7G[GU!
Format 2#0'%&4!)1-x$!6-+XB'+'0)!3#0%&R!
Bit Position g! V! ^! a! L! [! G! I!
Access &! &! & &&\1 &&! &\1!
Function AbX-0'0)! P%0)#$$%!
Default Value G! G! I! I! =! I! I! =!
Bit Position g! V! ^! a! L! [! G! I!
Access &! &! & &\1 &\1 &\1 &\1! &\1!
Function P%0)#$$%!
Default Value I! I! I! =! =! =! =! =!
!
oA:!
Preliminary Data Sheet
October 17, 2011
6A Digital Pico DLynxTM: Non-isolated DC-DC Power Modules
3 J 14.4Vdc input; 0.45Vdc to 5.5Vdc output; 6A output current
!
!
LINEAGE POWER!! LL!
!
!
Thermal Considerations
O-1'&!+-*?B'$!-X'&%)'!#0!%!K%&#')R!-.!)@'&+%B!
'0K#&-0+'0)$p!@-1'K'&4!$?..#6#'0)!6--B#0(!$@-?B*!
%B1%R$!3'!X&-K#*'*!)-!@'BX!'0$?&'!&'B#%3B'!-X'&%)#-07!!!
9-0$#*'&%)#-0$!#06B?*'!%+3#'0)!)'+X'&%)?&'4!%#&.B-14!
+-*?B'!X-1'&!*#$$#X%)#-04!%0*!)@'!0''*!.-&!#06&'%$'*!
&'B#%3#B#)R7!;!&'*?6)#-0!#0!)@'!-X'&%)#0(!)'+X'&%)?&'!-.!
)@'!+-*?B'!1#BB!&'$?B)!#0!%0!#06&'%$'!#0!&'B#%3#B#)R7!!N@'!
)@'&+%B!*%)%!X&'$'0)'*!@'&'!#$!3%$'*!-0!X@R$#6%B!
+'%$?&'+'0)$!)%,'0!#0!%!1#0*!)?00'B7!!N@'!)'$)!$')H?X!
#$!$@-10!#0!S#(?&'!a]7!!N@'!X&'.'&&'*!%#&.B-1!*#&'6)#-0!
.-&!)@'!+-*?B'!#$!#0!S#(?&'!^I7!!!
;
#
&
!.B-1
b
O-1'&!P-*?B'
`
#0*!N?00'B
O`Q$
G[7gm
TI7^IU
gV7[m
TL7IU
O&-3'!2-6%)#-0
.-&!+'%$?&#0(
%#&.B-1!%0*
%+3#'0)
)'+X'&%)?&'
[^7am
TG7IU
!
Figure 49. Thermal Test Setup.!
N@'! )@'&+%B! &'.'&'06'! X-#0)$4! N&'.! ?$'*! #0! )@'!
$X'6#.#6%)#-0$!%&'!%B$-!$@-10!#0!S#(?&'!^I7!S-&!&'B#%3B'!
-X'&%)#-0! )@'! )'+X'&%)?&'$!%)!)@'$'!X-#0)$!$@-?B*! 0-)!
'b6''*! NQ>7! N@'! -?)X?)! X-1'&! -.! )@'! +-*?B'! $@-?B*!
0-)! 'b6''*! )@'! &%)'*! X-1'&! -.! )@'! +-*?B'! T=-4$')! b!
5-4+%bU7!
OB'%$'!&'.'&!)-!)@'!;XXB#6%)#-0!E-)'!tN@'&+%B!
9@%&%6)'&#D%)#-0!O&-6'$$!S-&!CX'0HS&%+'!Q-%&*H
P-?0)'*!O-1'&!P-*?B'$u!.-&!%!*')%#B'*!*#$6?$$#-0!-.!!
)@'&+%B!%$X'6)$!#06B?*#0(!+%b#+?+!*'K#6'!
)'+X'&%)?&'$7!
!
!
!
Figure 50. Preferred airflow direction and location
of hot-spot of the module (Tref).
Preliminary Data Sheet
October 17, 2011
6A Digital Pico DLynxTM: Non-isolated DC-DC Power Modules
3 J 14.4Vdc input; 0.45Vdc to 5.5Vdc output; 6A output current
LINEAGE POWER!! La!
!
!
!
Example Application Circuit
Requirements:
Vin: 12V
Vout: 1.8V
Iout: 4.5A max., worst case load transient is from 3A to 4.5A
∆Vout: 1.5% of Vout (27mV) for worst case load transient
Vin, ripple 1.5% of Vin (180mV, p-p)
95G! ! >'6-?XB#0(!6%X!H!GbI7IGµS\GV=!6'&%+#6!6%X%6#)-&!T'7(7!P?&%)%!222GJ^YgGAGILP;IGU!
95[! ! Gb[[µS\GV=!6'&%+#6!6%X%6#)-&!T'7(7!P?&%)%!fYPL[AYVG9[[VnA[IU!
95L! ! agµS\GV=!3?B,!'B'6)&-BR)#6!!
9CG! ! >'6-?XB#0(!6%X!H!GbI7IGµS\GV=!6'&%+#6!6%X%6#)-&!T'7(7!P?&%)%!222GJ^YgGAGILP;IGU!
9C[! ! G!b!agµS\V7L=!6'&%+#6!6%X%6#)-&!T'7(7!P?&%)%!fYPLG9YVIyagVPAG]U!
9CL! ! G!b!LLIµS\V7L=!O-BR+'&!T'7(7!:%0R-!O-$6%XU!
9N?0'! ! [[IIXS!6'&%+#6!6%X%6#)-&!T6%0!3'!G[IV4!IJI^!-&!IVIL!$#D'U!
YN?0'! ! GgJ!-@+$!:PN!&'$#$)-&!T6%0!3'!G[IV4!IJI^!-&!IVIL!$#D'U!
YN&#+! ! GI,Ω!:PN!&'$#$)-&!T6%0!3'!G[IV4!IJI^!-&!IVIL!$#D'4!&'6-++'0*'*!)-B'&%06'!-.!I7GqU!
Y;>>YI
>;N;
:Ae
=:H
Y;>>YG
fE>
=#0l!
95L!9CL
;
>>YI
=C/N
=:l
fE>
NY5P
9N/EA
YN/EA
YN&#+
=5E!
9CG!
95G!
=-?)l
CE\CSS
:Ae
:PQ;2YNM
PC>/2A
OfCC>
;
>>YG
:5fmfE>
:oE9
95[!9C[
Preliminary Data Sheet
October 17, 2011
6A Digital Pico DLynx
TM
: Non-isolated DC-DC Power Modules
3 J 14.4Vdc input; 0.45Vdc to 5.5Vdc output; 6A output current
!
!
Mechanical Outline!
>#+'0$#-0$!%&'!#0!+#BB#+')'&$!%0*!T#06@'$U7!
N-B'&%06'$F!b7b!++!±!I7^!++!Tb7bb!#07!±!I7I[!#07U!h?0B'$$!-)@'&1#$'!#0*#6%)'*j!
!!!!!!b7bb!++!±!I7[^!++!Tb7bbb!#0!±!I7IGI!#07U!
!!!!!!!! !
!
!!!!!!!!! !
PIN FUNCTION PIN FUNCTION
G! CE\CSS! GI! OfCC>!
[! =5E! GG! :oE9
1
!!
L! fE>! G[! =:H!
a! =C/N! GL! :5f7!fE>!
^! =:l!T:AE:AU! Ga! :PQ;2AYN!
V! NY5P! G^! >;N;!
g! fE>! GV! ;>>YI!
J! 92n! Gg! ;>>YG!
]! :Ae! ! !
O5E!g!
1
5.!?0?$'*4!6-00'6)!)-!f&-?0*7!
Preliminary Data Sheet
October 17, 2011
6A Digital Pico DLynx
TM
: Non-isolated DC-DC Power Modules
3 J 14.4Vdc input; 0.45Vdc to 5.5Vdc output; 6A output current
LINEAGE
POWER
LV
Recommended Pad Layout
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PIN FUNCTION PIN FUNCTION
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Preliminary Data Sheet
October 17, 2011
6A Digital Pico DLynx
TM
: Non-isolated DC-DC Power Modules
3 J 14.4Vdc input; 0.45Vdc to 5.5Vdc output; 6A output current
!
!
LINEAGE
POWER
Lg
Packaging Details
N@'!G[=!>#(#)%B!O#6-!>2R0b
NP
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Preliminary Data Sheet
October 17, 2011
6A Digital Pico DLynxTM: Non-isolated DC-DC Power Modules
3 J 14.4Vdc input; 0.45Vdc to 5.5Vdc output; 6A output current
LINEAGE POWER!! LJ!
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Surface Mount Information
Pick and Place!!
N@'!V;!>#(#)%B!O#6-!>2R0bNP!+-*?B'$!?$'!%0!-X'0!
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%?)-+%)'*!%$$'+3BR!X&-6'$$7!!N@'!+-*?B'$!%&'!.#))'*!
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Nozzle Recommendations
N@'!+-*?B'!1'#(@)!@%$!3''0!,'X)!)-!%!+#0#+?+!3R!
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0-DDB'!$#D'4!)#X!$)RB'4!K%6??+!X&'$$?&'!%0*!XB%6'+'0)!
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Bottom Side / First Side Assembly
N@#$!+-*?B'!#$!0-)!&'6-++'0*'*!.-&!%$$'+3BR!-0!)@'!
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Lead Free Soldering
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MSL Rating
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Storage and Handling
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Figure 51. Recommended linear reflow profile
using Sn/Ag/Cu solder.
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Post Solder Cleaning and Drying
Considerations
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%XX&-X&#%)'!$-B*'&#0(4!6B'%0#0(!%0*!*&R#0(!X&-6'*?&'$4!
&'.'&!)-!Board Mounted Power Modules: Soldering and
Cleaning!;XXB#6%)#-0!E-)'!T;EIaHIIGU7!
Preliminary Data Sheet
October 17, 2011
6A Digital Pico DLynxTM: Non-isolated DC-DC Power Modules
3 J 14.4Vdc input; 0.45Vdc to 5.5Vdc output; 6A output current
!
!
LINEAGE POWER!! L]!
>-6?+'0)!E-F!>:GGHIIJ!K'&7!I7LL!!!!!!!!!!!
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Ordering Information
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Table 7. Device Codes
Device Code Input
Voltage Range
Output
Voltage
Output
Current
On/Off
Logic Sequencing Comcodes
O>NIIV;IWLH:Y_! L!r!Ga7a=*6! I7a^!r!^7^=*6! V;! E'(%)#K'! o'$! 99GI]G^]VIa!
O>NIIV;IWaLH:Y_! L!r!Ga7a=*6! I7a^!r!^7^=*6! V;! O-$#)#K'! o'$! 99GI]G^]VG[!
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Table 8. Coding Scheme
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Lineage Power Digital Non-Isolated DC-DC products use technology licensed from Power-One, protected by US patents:!/:[IIaI[aVg^a4!/:[IIaI]I[G];G4!
/:[IIaI]L^LL;G4!/:[IIaG[LGVa;G4!/:[IIaG[LGVg;G4!/:[IIaGgJgJI;G4!/:[IIaGg]LJ[;G4!/:[II^I[IILaa4!/:[II^I[[L[^[4!/:[II^[J]LgL;G4!/:[IIVIIVG[Ga4!
/:[IIVIG^VGV;G4!/:[IIVIGgaGa^4!/:[IIgI[[V^[V4!/:[IIgI[LaI]^4!/:[IIgI[aIIII4!/:[IIJII^[^^G4!/:[IIJIIg[IJI4!/:[IIJIGJVIIV4!/:VgaGI]]4!/:VgJJILV4!
/:V]LV]]]4!/:V]a]]GV4!/:gIIIG[^4!/:gIa]g]J4!/:gIVJI[G4!/:gIJI[V^4!/:g[a][Vg4!/:g[VVgI]4!/:gLG^G^V4!/:gLg[VJ[4!/:gLgL^[g4!/:gL]aaa^4!/:ga^VVGg4!
/:ga^]J][4!/:ga]L^Ia4!/:g^[VVVI7!!
Outside the US the Power-One licensed technology is protected by patentsF!!;/L[JgLg];;4!;/L[JgaLg;;4!;/L[]IVaL;;4!;/L[]GL^g;;4!9EGILgGJ^V94!
9EGIa^[VGC94!9EGIa^JV^V94!9EGIa^]LVI94!9EGIaV^JaJ94!9EGGIV]LL[;4!9EGGG[aVG];4!9EGGLaVVJ[;4!9EGVJ^[]];4!9EGVJ^a^];4!9EGVJ^^J[;4!9EGVJ^^JL;4!
9EGV]JI[L;4!9EGJI[VG];4!AOG^VGG^V;G4!AOG^VG[VJ;[4!AOG^gVgGI;G4!AOG^gVgGG;G4!AOGVIa[^a;a4!AOGVIa[Va;a4!AOGgGaLV];[4!AOGga^^LV;a4!AOGgV]LJ[;a4!
AOGJ]]gJ];[4!AOG]JaJIG;[4!`IIaIaagGJ;G4!`IIaIa^Ia[;L4!`IIaIa^Ia[9G4!`IIaIV[IVG!;G4!`IIaIV[IV[;G4!`IIaIgIgJI;L4!`IIaIJaL]I;L4!`IIaIJaL]G;L4!
`II^Ig][[g;L4!`II^IJGggG;L4!`IIVIG]^V];L4!`I[IIgIIG^Ja;L4!`I[IIgI]a]L^;L!
Package
Identifier
Family Sequencing
Option
Output
current
Output
voltage
On/Off
logic
Remote
Sense Options
ROHS
Compliance
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World Wide Headquarters
Lineage Power Corporation
VIG!:@#B-@!Y-%*4!OB%0-4!NW!g^Iga4!/:;!
+1-888-LINEAGE(546-3243) !
TC?)$#*'!/7:7;7F!+1-972-244-WATT(9288)U!
www.lineagepower.com
e-mail: techsupport1@lineagepower.com
Asia-Pacific Headquarters
N'BF!lJV7I[G7^a[g]]gg"JIJ!
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Europe, Middle-East and Africa Headquarters
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India Headquarters
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