VS-VSKD56.., VS-VSKE56.., VS-VSKJ56.., VS-VSKC56..
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Vishay Semiconductors
Revision: 05-Apr-16
4
Document Number: 94625
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Fig. 1 - Current Ratings Characteristics
Fig. 2 - Current Ratings Characteristics
Fig. 3 - Forward Power Loss Characteristics
Fig. 4 - Foward Power Loss Characteristics
Fig. 5 - Maximum Non-Repetitive Surge Current
Fig. 6 - Maximum Non-Repetitive Surge Current
Average forward current (A)
Maximum allowable case temperature (°C)
0 10203040506070
100
110
120
130
140
150
180°
120°
90°
60°
30°
RthJC (DC) = 0.33°C/W
Average forward current (A)
Maximum allowable case temperature (°C)
0 20406080100
100
110
120
130
140
150
180°
120°
90°
60°
30°
RthJC (DC) = 0.33°C/W
DC
Average forward current (A)
Maximum average forward power loss (W)
0 10203040506070
0
10
20
30
40
50
60
70
80
90
180°
120°
90°
60°
30°
RMS limit
Per leg, Tj = 150°C
Average forward current (A)
Maximum average forward power loss (W)
0 20406080100
0
20
40
60
80
100
120
180°
120°
90°
60°
30°
RMS limit
DC
Per leg, Tj = 150°C
Peak half sine wave forward current (A)
Number of equal amplitude half cycle current pulses (N)
110100
200
400
600
800
1000
1200
At any rated load condition and with
rated Vrrm applied following surge
Initial Tj = Tj max
@ 60 Hz 0.0083 s
@ 50 Hz 0.0100s
Per leg
Peak half sine wave forward current (A)
Pulse train duration (s)
0.01 0.1 1
200
400
600
800
1000
1200
1400
Maximum Non-repetitive Surge Current
Versus Pulse Train Duration.
Initial Tj = 150°C
No Voltage Reapplied
Rated Vrrm reapplied
Per leg
