VS-1KAB-E Series
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Vishay Semiconductors
Revision: 16-Mar-17
2
Document Number: 93559
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Note
(2)
I
2
t for time t
x
= I
2
t x t
x
Fig. 1 - Average (DC) Output Current vs.
Maximum Allowable Ambient Temperature
Fig. 2 - Maximum Non-Repetitive Surge Current vs.
Pulse Train Duration (f = 50 Hz)
FORWARD CONDUCTION
PARAMETER SYMBOL TEST CONDITIONS VALUES UNITS
Maximum DC output current I
O
T
A
= 45 °C, resistive or inductive load 1.2
A
T
A
= 45 °C, capacitive load 1.0
Maximum peak one cycle,
non-repetitive surge current
I
FSM
50 Hz half cycle sine wave
or 6 ms rectangular pulse
Following any rated load
condition, and with rated
V
RRM
applied following surge
50
A
60 Hz half cycle sine wave
or 5 ms rectangular pulse
52
Maximum I
2
t capability for fusing I
2
t
t = 10 ms
Rated V
RRM
applied
following surge, initial
T
J
= 150 °C
12.5
A
2
s
t = 8.3 ms 11.3
t = 10 ms
V
RRM
= 0 following surge,
initial T
J
= 150 °C
17.7
t = 8.3 ms 16.1
Maximum I
2
t capability for fusing I
2
t
(1)
t = 0.1 to 10 ms, V
RRM
following surge = 0 177 A
2
s
Maximum peak forward voltage per leg V
FM
I
O
= 1.2 A (1.88 A
pk
)1.1V
Typical peak reverse current per leg I
RM
T
J
= 25 °C, at rated V
RRM
10
μA
T
J
= 150 °C, at rated V
RRM
500
Operating frequency range f 40 to 2000 Hz
THERMAL AND MECHANICAL SPECIFICATIONS
PARAMETER SYMBOL VALUES UNITS
Operating junction and storage temperature range T
J
, T
Stg
-40 to 150 °C
Approximate weight
3g
0.1 oz.
0.2
0.4
0.6
0.8
1.0
1.2
1.4
0
0 20 40 60 80 100 120 140 160
Average Output Current (A)
Maximum Allowable Ambient Temperature (°C)
Capacitive load
Resistive, inductive load
Maximum Peak Output Current (A)
Equal Amplitude Pulse Train Duration (s)
50
40
30
20
10
0
10
-2
10
-1
110
60
Following any rated load
condition and with rated
V
RRM
applied following surge
