SCHEMATICS
1
MagneticallyShielded
Miniatureinsizeandhighenergystorage
Idealforhighcurrentrequirementsofnotebook,
videorecordersandotherDC-DCconversion
applications
Custominductancevalueortoleranceisavailable
RoHScompliantversionsareavailable
LECTRICAL SPECIFICATIONE25C
o
@
Part
Number Inductance
(uH)±20%
Inductance
Rated
(uH)Typ TestFrequency1
(kHz) Marking
(XYYY)
DCR
(Typ)Ω
RoHS
PartNumber Isat
(A)
34
4Irms
(A)
2Volt-Sec
Typ.
µ
17.7m
38.4m
95.6m
524.2m
3.10
SISSD25M-R47 SISSD25M-R47F
SISSD25M-3R3 SISSD25M-3R3F
SISSD25M-150 SISSD25M-150F
SISSD25M-820 SISSD25M-820F
SISSD25M-471 SISSD25M-471F
MR47
M3R3
M150
M820
M471
3.88
2.64
1.67
0.713
0.293
0.466
10.35
68.64
332.2
1.46
3.95
8.11
19.34
46.38
20.8m
46.7m
147.8m
593.7m
3.88
SISSD25M-R82 SISSD25M-R82F
SISSD25M-4R7 SISSD25M-4R7F
SISSD25M-220 SISSD25M-220F
SISSD25M-101 SISSD25M-101F
SISSD25M-681 SISSD25M-681F
MR82
M4R7
M220
M101
M681
3.58
2.39
1.34
0.670
0.262
0.77
3.43
14.45
82.17
472.4
1.87
4.78
10.19
21.42
55.54
24.0m
55.6m
214.9m
872.3m
5.04
5.70
SISSD25M-1R2 SISSD25M-1R2F
SISSD25M-6R8 SISSD25M-6R8F
SISSD25M-330 SISSD25M-330F
SISSD25M-151 SISSD25M-151F
SISSD25M-821 SISSD25M-821F
SISSD25M-102 SISSD25M-102F
M1R2
M6R8
M330
M151
M821
M102
3.33
2.19
1.11
0.553
0.230
0.216
1.15
5.03
22.81
100.79
677.2
826.7
1003.4
2.29
5.62
12.27
26.00
61.36
67.60
27.4m
72.4m
315.6m
1.34
SISSD25M-1R5 SISSD25M-1R5F
SISSD25M-8R2 SISSD25M-8R2F
SISSD25M-470 SISSD25M-470F
SISSD25M-221 SISSD25M-221F
M1R5
M8R2
M470
M221
3.12
1.92
0.919
0.446
1.61
6.93
33.07
148.4
2.70
6.03
14.77
31.82
31.1m
82.4m
485.0m
2.07
SISSD25M-2R2 SISSD25M-2R2F
SISSD25M-100 SISSD25M-100F
SISSD25M-680 SISSD25M-680F
SISSD25M-331 SISSD25M-331F
M2R2
M100
M680
M331
2.93
1.80
0.741
0.359
2.14
7.99
47.89
222.4
3.12
6.86
17.68
38.90
0.47
3.30
15.0
82.0
470
0.82
4.70
22.0
100
680
1.20
6.80
33.0
150
820
1000
1.50
8.20
47.0
220
2.20
10.0
68.0
330
6.00
2.21
1.08
0.441
0.184
4.67
1.83
0.857
0.398
0.154
3.81
1.56
0.711
0.328
0.139
0.126
3.23
1.45
0.592
0.268
2.80
1.27
0.482
0.219
100
100
100
100
100
100
100
100
100
100
100
100
100
100
100
100
100
100
100
100
100
100
100
100
E&EMagneticProductsLimited DrumType,SISSD25Series
SHIELDEDSURFACEMOUNT
POWERINDUCTOR
2/FBlockA,94TokwawanRoad,Kowloon,HongKong Tel:(852)27653888 Fax:(852)29543304
Revisedin06/07PI057(02)
SCHEMATICS
2
SCHEMATICS
MDECHANICALIMENSIONS
8.Alldimensionsarespecifiedinwithhigherprecedenceinmm.
Notes:
9.U±.nlessotherwisespecified,alltolerancesare
10. ForavailableRoHSpartnumber,thepartwillbemarkedwith“XYYYF”,insteadof“XYYY”.
FORMOREINFORMATION,PLEASECONTACT
HEADQUARTER
2/FBlockA,MeritIndustrialCentre,
94TokwawanRoad,Kowloon,
HongKong
Tel:(852)27653888
Fax:(852)29543304
Email:eempl@eleceltek.com
Website:http://www.eleceltek.com
Informationhereinisforreferenceonlyandsubjecttochangewithoutnotice.Itdoesnotconstituteanyrepresentation,warrantyorcommitmentofthecompanyinrespect
oftheproductsinanyaspect.Alllogos,brandsandproductnamesmentionedhereinaretrademarksorregisteredtrademarksoftheirrespectiveowners.Thecompany
doesnotassumeanyliabilityarisingoutoftheapplicationoruseofanyproductorcircuitdescribedherein.Copyrights2006,E&EMagneticProductsLimited.
inches
mm .010
0.25
1
2
RECOMMENDEDPCBLAYOUT
.205
5.20
.205
5.20
.059
1.50
.098
2.50 .203
5.15
.234
5.95
.089
2.25
.039
1.00
Max
Max
Typ
Max
XYYY
1
2
2
1
R
LECTRICAL S
Notes: 1.Inductanceistestedat0.25Vrms,100kHz.
2.Saturationcurrent,Isat,indicatesthevalueofDCcurrentwhentheinductanceis30%typicallowerthanits
initialvalue.
3.Heatingcurrent,Irms,isthevalueofcurrentwhenthetemperaturerisingT=40Ctypical.∆o
4.Ratedinductanceandvolt-uSecareforreferenceonly.
5.Operatingtemperaturerange:-40Cto+85C.ºº
6.Theparttemperature(ambienttemperature+temperaturerise)shouldnotexceedtheupperlimitofthe
operatingtemperatureunderworstcaseoperatingconditions.Circuitdesign,componentplacement,PWB
tracesizeandthickness,airflowandothercoolingprovisionsallaffecttheparttemperature.Part
temperatureshouldbeverifiedintheendapplication.
7.ContactEEMPLforRoHScompliantversionavailability.
Weight(ingram):2.0typ.
Tape&Reel:2900/reel
E&EMagneticProductsLimited DrumType,SISSD25Series
SHIELDEDSURFACEMOUNT
POWERINDUCTOR
2/FBlockA,94TokwawanRoad,Kowloon,HongKong Tel:(852)27653888 Fax:(852)29543304
Revisedin06/07PI057(02)
