SF31 THRU SF38
SUPER FAST RECOVERY SILICON RECTIFIER
Reverse Voltage - 50 to 600 Volts
Forward Current - 3.0 Ampere
FEATURES
DO-201AD
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The plastic package carries Underwriters Laboratory
Flammability Classification 94V-0
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Super fast switching for high efficiency
Low reverse leakage
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1.0 (25.4)
MIN.
High forward surge current capability
High temperature soldering guaranteed:
0.220(5.6)
0.197(5.0)
DIA.
250 C/10 seconds,0.375”(9.5mm) lead length,
5 lbs. (2.3kg) tension
0.375(9.5)
0.285(7.2)
MECHANICAL DATA
Case: JEDEC DO-201AD molded plastic body
Terminals: Plated axial leads, solderable per MIL-STD-750,
Method 2026
1.0 (25.4)
MIN.
Polarity: Color band denotes cathode end
Mounting Position: Any
0.052(1.3)
0.048(1.2)
DIA.
Weight:0.04 ounce, 1.10 grams
Dimensions in inches and (millimeters)
MAXIMUM RATINGS AND ELECTRICAL CHARACTERISTICS
Ratings at 25 C ambient temperature unless otherwise specified.
Single phase half-wave 60Hz,resistive or inductive load,for capacitive load current derate by 20%.
SYMBOLS
UNITS
SF31 SF32 SF33 SF34 SF35 SF36 SF38
Characteristic
Maximum repetitive peak reverse voltage
Maximum RMS voltage
50
35
50
100
70
150 200
105 140
150 200
300
210
300
400
280
400
600
420
600
V
V
V
VRRM
VRMS
VDC
100
Maximum DC blocking voltage
Maximum average forward rectified current
0.375”(9.5mm) lead length at TA=55 C
Peak forward surge current
I(AV)
3.0
A
IFSM
VF
125
8.3ms single half sine-wave superimposed on
rated load (JEDEC Method)
A
0.95
1.25
50.0
Maximum instantaneous forward voltage at 3.0A
V
Maximum DC reverse current
at rated DC blocking voltage
Maximum reverse recovery time
TA=25 C
TA=100 C
(NOTE 1)
10.0
50.0
µA
IR
ns
trr
35
Typical junction capacitance (NOTE 2)
CJ
R JA
pF
C/W
C
100.0
Typical thermal resistance (NOTE 3)
Operating junction and storage temperature range
30.0
TJ,TSTG
-65 to +150
Note:1.Reverse recovery condition IF=0.5A,IR=1.0A,Irr=0.25A
2.Measured at 1MHz and applied reverse voltage of 4.0V D.C.
3.Thermal resistance from junction to ambient at 0.375”(9.5mm)lead length,P.C.B. mounted