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What is SF31?

This electronic component, produced by the manufacturer "Rectron Semiconductor", performs the same function as "GLASS PASSIVATED SUPER FAST RECTIFIER (VOLTAGE RANGE 50 to 400 Volts CURRENT 3.0 Amperes)".


SF31 Datasheet PDF - Rectron Semiconductor

Part Number SF31
Description GLASS PASSIVATED SUPER FAST RECTIFIER (VOLTAGE RANGE 50 to 400 Volts CURRENT 3.0 Amperes)
Manufacturers Rectron Semiconductor 
Logo Rectron Semiconductor Logo 


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RECTRON
SEMICONDUCTOR
TECHNICAL SPECIFICATION
GLASS PASSIVATED SUPER FAST RECTIFIER
VOLTAGE RANGE 50 to 400 Volts CURRENT 3.0 Amperes
SF31
THRU
SF36
FEATURES
* High reliability
* Low leakage
* Low forward voltage
* High current capability
* Super fast switching speed
* High surge capability
* Good for switching mode circuit
MECHANICAL DATA
* Case: Molded plastic
* Epoxy: Device has UL flammability classification 94V-O
* Lead: MIL-STD-202E method 208C guaranteed
* Mounting position: Any
* Weight: 1.18 grams
MAXIMUM RATINGS AND ELECTRICAL CHARACTERISTICS
Ratings at 25 oC ambient temperature unless otherwise specified.
Single phase, half wave, 60 Hz, resistive or inductive load.
For capacitive load, derate current by 20%.
DO-201AD
1.0 (25.4)
MIN.
.052 (1.3)
.048 (1.2)
DIA.
.375 (9.5)
.335 (8.5)
1.0 (25.4)
MIN.
.220 (5.6)
DIA.
.197 (5.0)
Dimensions in inches and (millimeters)
MAXIMUM RATINGS (At TA = 25oC unless otherwise noted)
RATINGS
Maximum Recurrent Peak Reverse Voltage
Maximum RMS Volts
Maximum DC Blocking Voltage
Maximum Average Forward Current
at TA = 55oC
Peak Forward Surge Current IFM (surge):8.3 ms single half
sine-wave superimposed on rated load (JEDEC method)
Typical Junction Capacitance (Note 2)
Operating and Storage Temperature Range
SYMBOL
VRRM
VRMS
VDC
IO
IFSM
CJ
TJ, TSTG
SF31
50
35
50
SF32
100
70
100
SF33
150
105
150
SF34
200
140
200
3.0
125
50
-65 to + 150
SF35
300
210
300
SF36
400
280
400
UNITS
Volts
Volts
Volts
Amps
Amps
30 pF
0C
ELECTRICAL CHARACTERISTICS (At TA = 25oC unless otherwise noted)
CHARACTERISTICS
Maximum Forward Voltage at 3.0A DC
Maximum DC Reverse Current
at Rated DC Blocking Voltage
@TA = 25oC
@TA =150oC
Maximum Reverse Recovery Time (Note 1)
NOTES : 1. Test Conditions: IF=0.5A, IR=-1.0A, IRR=-0.25A.
2. Measured at 1 MHZ and applied reverse voltage of 4.0 volts.
SYMBOL
VF
IR
trr
SF31
SF32 SF33
0.95
SF34
5.0
50
35
SF35 SF36
1.25
UNITS
Volts
uAmps
nSec
2001-5


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SF31 datasheet


1. 50V, Super Fast Rectifier Diode

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