PAGE . 1
STAD-APR.27.2009
1
SD520YT~SD560YT
SURFACE MOUNT SCHOTTKY BARRIER RECTIFIERS
.098(2.5)
.032(0.8)
.264(6.7)
.09 .09
.216(5.5)
.024(0.6)
.071(1.8)
.02(0.5)
.225(5.7)
.307(7.8)
.063(1.6)
.082(2.1)
.012(0.3)
.248(6.3)
(2.3) (2.3)
.200(5.1)
.016(0.4)
.051(1.3)
.209(5.3)
.283(7.2)
.047(1.2)
TO-251AB
Unit:inch(mm)
VOLTAGE 20 to 60 Volts 5 Amperes
CURRENT
FEATURES
• Plastic package has Underwriters Laboratory
Flammability Classif ication 94V-O
• For surface mounted applications
• Low profile package
• Built-in strain relief
• Low power loss, High efficiency
• High surge capacity
• For use in low voltage high frequency inverters, free wheeling, and
polarity protection applications
• In compliance with EU RoHS 2002/95/EC directives
MECHANCAL DATA
• Case: TO-251AB molded plastic
• Terminals: Solder plated, solderable per MIL-STD-750,Method 2026
• Polarity: As marking
• Weight: 0.0104 ounces, 0.297 grams.
MAXIMUM RATINGS AND ELECTRICAL CHARACTERISTICS
Ratings at 25°C ambient temperature unless otherwise specified. Single phase, half wave, 60 Hz, resistive or inductive load.
For capacitive load, derate current by 20%
RETEMARAPLOBMYSTY025DSTY035DSTY045DSTY055DSTY065DSSTINU
egatloVesreveRkaePtnerruceRmumixaMV
MRR
0203040506V
egatloVSMRmumixaMV
SMR
4112825324V
egatloVgnikcolBCDmumixaMV
CD
0203040506V
tatnerruCdeifitceRdrawroFegarevAmumixaMcT57=
O
CI
(F)VA
0.5A
evaw-enisflahelgnissm3.8:tnerruCegruSdrawroFkaeP )dohtemCEDEJ(daoldetarnodesopmirepus I
MSF
001A
A0.5taegatloVdrawroFmumixaMV
F
55.057.0V
TtnerruCesreveRCDmumixaM
J
52=
O
C
TegatloVgnikcolBCDdetaRta
J
=001
O
CI
R
2.002 1.002 Am
cnatsiseRlamrehTlacipyTe R
θCJ
0.5
O
W/C
egnaRerutarepmeTnoitcnuJgnitarepOT
J
521+ot55-051+ot55-
O
C
egnaRerutarepmeTegarotST
STG
051+ot55-
O
C
PAGE . 2
STAD-APR.27.2009
1
SD520YT~SD560YT
RATING AND CHARACTERISTIC CURVES
Fig.2 -MAXIMUM NON-REPETITIVE SURGE
CURRENT
PEAK FORWARD SURGE CURRENT
AMPERES
NO. OF CYCLE AT 60HZ
11010
0
20
40
60
80
100
AVERAGE FORWARD CURRENT,
AMPERES
Fig.1- FORWARD CURRENT DERATING CURVE
CASE TEMPERATURE , C
O
SINGLE PHASE
HALF WAVE
60HZ
RESISTIVE OR
INDUCTIVE LOAD
0 20 40 60 80 100 120 140 160 180
4
3
2
1
0
5
=20-30V
=40-60V
Fig.4- TYPICAL INSTANTANEOUS FORWARD
CHARACTERISTIC
0.2
0.1
1.0
10
0.4 0.6 0.8 1.0
T=25C
A
O
20-40V 50-60V
FORWARD CURRENT, AMPERES
FORWARD VOLTAGE, VOLTS
Fig.3-TYPICAL REVERSE CHARACTERISTIC
T =100 C
J
O
T=25 C
J
O
V =20-40V
RRM
V =50-60V
RRM
20
10
-3
10
-2
10
-1
10
0
10
3
40 60 80 100 120
REVERSE CURRENT, mA
PERCENT OF RATED PEAK REVERSE VOLTAGE.%
10
2
10
1
