sf3x

SF31 thru SF39
Glass Passivated Super Fast Rectifiers
Reverse Voltage 50 to 1000 Volts Forward Current 3.0 Amperes
Features
‹ Low forward voltage drop
‹ High current capability
‹ High reliability
‹ High surge current capability
Mechanical Data
‹ Case: Molded plastic DO-201AD
‹ Epoxy: UL 94V-O rate flame retardant
‹ Lead: Axial leads, solderable per MIL-STD-202, Method 208
guaranteed
‹ Polarity: Color band denotes cathode end
‹ High temperature soldering guaranteed:
250oC/10 seconds .375” (9.5mm) lead
lengths at 5 lbs., (2.3kg) tension
‹ Mounting position: Any
‹ Weight: 0.042 ounce, 1.195 grams
Maximum Ratings and Electrical Characteristics
Ratings at 25oC ambient temperature unless otherwise specified.
Single phase, half wave, 60Hz, resistive or inductive load.
For capacitive load, derate current by 20%
Parameter
Symbols
S F 31
S F 32
S F 33
S F 34
S F 35
S F 36
S F 37
S F 38
S F 39
Units
Maximum repetitive peak reverse voltage
VRRM
50
100
150
200
300
400
600
800
1000
Volts
Maximum RMS voltage
VRMS
35
70
105
140
210
280
420
560
700
Volts
Maximum DC blocking voltage
V DC
50
100
150
200
300
400
600
800
1000
Volts
Maximum average forward rectified current
.375" (9.5mm) lead length @TA=55oC
I(AV)
3.0
Amps
Peak forward surge current, 8.3ms single
half sine-wave superimposed on rated load
(JEDEC Method)
IFSM
125.0
Amps
Maximum instantaneous forward voltage @ 3.0A DC
VF
Maximum DC reverse current
at rated DC blocking voltage
@ TA=25oC
@ TA=125oC
Maximum reverse recovery time (Note 1)
Typical junction capacitance (Note 2)
Typical thermal resistance
Operating junction temperature range
Storage temperature range
Notes:
0.95
1.3
1.7
Volts
IR
5.0
100
uA
uA
trr
35
nS
CJ
100
80
pF
RθJA
RθJL
25
8.0
TJ
-55 to +150
o
C
-55 to +150
o
C
TSTG
1. Reverse Recovery Test Conditions: IF=0.5A, IR=1.0A, IRR=0.25A
2. Measured at 1 MHz and Applied Reverse Voltage of 4.0 V D.C.
243
o
C/W
RATINGS AND CHARACTERISTIC CURVES
244