Notes:
(1) Test conditions: I
F
=0.5A, I
R
=1.0A, I
rr
=0.25A
(2) Measured at 1.0MHz and applied reverse voltage of 4.0 volts
Symbols
SF21
SF22
SF23
SF24
SF25
SF26
Units
Maximum repetitive peak reverse voltage
V
RRM
50
100
200
300
400
600
Volts
Maximum RMS voltage
V
RMS
35
70
140
210
280
420
Volts
Maximum DC blocking voltage
V
DC
50
100
200
300
400
600
Volts
Maximum average forward current
0.375" (9.5mm) lead length at T
A
=55
I
(AV)
2.0
Amps
Peak forward surge current, I
FM
(surge):
8.3mS single half sine-wave superimposed
on rated load (MIL-STD-750D 4066 method)
I
FSM
75.0
Amps
Maximum forward voltage at 2.0A DC
V
F
0.95
1.27
1.75
Volts
Maximum DC reverse current T
A
=25
at rated DC blocking voltage T
A
=150
I
R
5.0
50.0
A
Maximum reverse recovery time (Note 1)
T
rr
35.0
nS
Typical junction capacitance (Note 2)
C
J
30
20
F
Operating and storage temperature range
T
J
, T
STG
-65 to +150
Features
Mechanical Data
SF21 THRU SF26
GLASS PASSIVATED SUPER FAST RECTIFIER
Reverse Voltage -
50 to 600 Volts
Forward Current -
2.0 Amperes
High reliability
Low leakage
Low forward voltage
High current capability
Super fast switching speed
High surge capability
Good for switching mode circuit
Glass passivated junction
Case: Molded plastic
Epoxy: UL94V-0 rate flame retardant
Lead: MIL-STD-202E method 208C guaranteed
Mounting Position: Any
Weight: 0.014 ounce, 0.395 gram
Maximum Ratings and Electrical Characteristics
1
Ratings at 25 ambient temperature unless otherwise specified.
Single phase, half wave, 60Hz, resistive or inductive load.
For capacitive load, derate current by 20%.
DIMENSIONS
DIM
inches
mm
Note
Min.
Max.
Min.
Max.
A
0.228
0.299
5.8
7.6
B
0.102
0.142
2.6
3.6
C
0.028
0.034
0.71
0.86
D
1.000
-
25.40
-
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