SF31 View Datasheet(PDF) - Semtech Electronics LTD.
Part Name
Description
MFG CO.
'SF31' PDF : 1 Pages View PDF
1
SF31 THRU SF38
SUPER FAST RECTIFIERS
Reverse Voltage – 50 to 600 Volts
Forward Current – 3.0 Amperes
Features
• The plastic package carries Underwriters Laboratory
Flammability Classification 94V-0
• Super fast switching for high efficiency
• Low reverse leakage
• High forward surge current capability
• High temperature soldering guaranteed:
250℃/10 seconds, 0.375” (9.5mm) lead length,
5 ibs, (2.3kg) tension
Mechanical Data
• Case: JEDEC DO-201AD molded plastic body
• Terminals: Plated axial leads, solderable per MIL-STD-750, Method 2026
• Polarity: Color band denotes cathode end
• Mounting Position: Any
Absolute Maximum Ratings and Characteristics
Rating at 25oC ambient temperature unless otherwise specified. Single-phase, half wave, 60Hz, resistive or
inductive load. For capacitive load, derate current by 20%.
Symbols SF31 SF32 SF33 SF34 SF35 SF36 SF38 Units
Repetitive Peak Reverse Voltage
RMS Voltage
DC Blocking Voltage
Average Forward Rectified Current 0.375”(9.5mm)
Lead Length at TA = 55 OC
Peak Forward Surge Current ,
8.3mS Single Half Sine-Wave Superimposed
on Rated Load (JEDEC Method)
Instantaneous Forward Voltage @ 3.0A
DC Reverse Current
at Rated DC Blocking Voltage
@ TA = 25 OC
@ TA = 100 OC
Reverse Recovery Time (Note 1)
Typical Junction Capacitance (Note 2)
Typical Thermal Resistance (Note 3)
Operating Junction Temperature Range
Storage Temperature Range
VRRM
VRMS
VDC
I(AV)
50 100 150 200 300 400 600 V
35 70 105 140 210 280 420 V
50 100 150 200 300 400 600 V
3.0
A
IFSM
125
A
VF
0.95
1.25
V
IR
10
uA
IR
50
uA
Trr
35
nS
CJ
100
50
pF
RJA
30
℃/W
TJ
-65 to +150
℃
TS
-65 to +150
℃
Note: (1) Reverse recovery test conditions: IF = 0.5A, IR = 1A, IRR = 0.25A.
(2) Measured at 1 MHz and applied reverse voltage of 4 Volts D.C
(3) Thermal resistance from junction to ambient at 0.375” (9.5mm) lead length, P. C. B. mounted
SEMTECH ELECTRONICS LTD.
(Subsidiary of Semtech International Holdings Limited, acompany
listed on the Hong Kong Stock Exchange, Stock Code: 724)
®
Dated : 21/04/2004
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