SENSITRON
SEMICONDUCTOR
TECHNICAL DATA
DATA SHEET 5109, REV -
1N4942 to 1N4948
SJ
SX
SV
FAST RECOVERY RECTIFIERS
MAX. RATINGS / ELECTRICAL CHARACTERISTICS
RATING
Peak Inverse Voltage (PIV)
1N4942
1N4944
1N4946
1N4947
1N4948
Average DC Output Current (I
o
)
Peak Single Cycle Surge
Current (I
fsm
)
Operating and Storage Temp.
(T
op
& T
stg
)
Maximum Forward Voltage (V
f
)
Maximum Instantaneous
Reverse Current At Rated (PIV)
Reverse Recovery Time (t
rr
)
1N4942
1N4944
1N4946
1N4947
1N4948
Thermal Resistance (θ
JL
)
All ratings are at T
A
= 25
o
C unless otherwise specified.
MIN
TYP
MAX
200
400
600
800
1000
1.0
15
UNIT
CONDITIONS
-
-
-
Vdc
T
A
= +55
o
C
t
p
= 8.3 ms Single Half Cycle
Sine Wave, Superimposed
On Rated Load
-
I
f
= 1A (300
μsec
pulse,
duty cycle < 2%)
T
A
= 25° C
T
A
= 100° C
-
-
-
-
Amps
Amps(pk)
-65
-
-
+175
1.3
1.0
200
°C
Volts
-
-
μAmps
-
I
f
= 0.5A, I
r
= 1.0A, I
rr
= 0.25A
-
150
150
250
250
500
Nsec
d = 0.375”
-
-
38
°
C/W
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