SF31
3.0 AMP SUPER FAST RECTIFIERS
THRU
SF38
VOLTAGE RANGE
50 to 600 Volts
CURRENT
FEATURES
* Low forward voltage drop
* High current capability
* High reliability
* High surge current capability
* Good for switching mode application
3.0 Amperes
DO-201AD
.220(5.6)
.197(5.0)
DIA.
1.0(25.4)
MIN.
MECHANICAL DATA
* Case: Molded plastic
* Epoxy: UL 94V-0 rate flame retardant
* Lead: Axial leads, solderable per MIL-STD-202,
method 208 guranteed
* Polarity: Color band denotes cathode end
* Mounting position: Any
* Weight: 1.10 grams
.375(9.5)
.285(7.2)
.052(1.3)
.048(1.2)
DIA.
1.0(25.4)
MIN.
Dimensions in inches and (millimeters)
MAXIMUM RATINGS AND ELECTRICAL CHARACTERISTICS
Rating 25 C ambient temperature uniess otherwies specified.
Single phase half wave, 60Hz, resistive or inductive load.
For capacitive load, derate current by 20%.
TYPE NUMBER
Maximum Recurrent Peak Reverse Voltage
Maximum RMS Voltage
Maximum DC Blocking Voltage
Maximum Average Forward Rectified Current
.375"(9.5mm) Lead Length at Ta=55 C
Peak Forward Surge Current, 8.3 ms single half sine-wave
superimposed on rated load (JEDEC method)
Maximum Instantaneous Forward Voltage at 3.0A
Maximum DC Reverse Current
Ta=25 C
at Rated DC Blocking Voltage
Ta=100 C
Maximum Reverse Recovery Time (Note 1)
Typical Junction Capacitance (Note 2)
Operating and Storage Temperature Range T
J
, T
STG
NOTES:
SF31 SF32 SF33 SF34 SF35 SF36
50
35
50
100
70
100
150
105
150
200
140
200
300
210
300
3.0
125
0.95
5.0
50
35
50
-65 +150
1.25
400
280
400
SF37
500
350
500
SF38
600
420
600
UNITS
V
V
V
A
A
V
mA
mA
nS
pF
C
1.70
50
1. Reverse Recovery Time test condition: IF=0.5A, IR=1.0A, IRR=0.25A
2. Measured at 1MHz and applied reverse voltage of 4.0V D.C.
1
2
