VS-VSKT26.., VS-VSKH26.., VS-VSKL26.., VS-VSKN26.. Series
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Vishay Semiconductors
Revision: 21-Mar-14
4
Document Number: 94629
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Fig. 1 - Current Ratings Characteristics
Fig. 2 - Current Ratings Characteristics
Fig. 3 - On-State Power Loss Characteristics
Fig. 4 - On-State Power Loss Characteristics
Fig. 5 - Maximum Non-Repetitive Surge Current
Fig. 6 - Maximum Non-Repetitive Surge Current
Average on-state current (A)
Maximum allowable case temperature (°C)
0 5 10 15 20 25 30
80
90
100
110
120
130
180°
120°
90°
60°
30°
RthJC (DC) = 0.76°C/W
0 1020304050
80
90
100
110
120
130
180°
120°
90°
60°
30°
DC
RthJC (DC) = 0.76 °C/W
Average on-state current (A)
Maximum allowable case temperature (°C)
Average on-state current (A)
Maximum average on-state power loss (W)
0 5 10 15 20 25 30
0
10
20
30
40
50
180°
120°
90°
60°
30°
RMS limit
Per leg, Tj = 125°C
Average on-state current (A)
Maximum average on-state power loss (W)
0 1020304050
0
10
20
30
40
50
60
180°
120°
90°
60°
30°
RMS limit
DC
Per leg, Tj = 125°C
Peak half sine wave on-state current (A)
Number of equal amplitude half cycle current pulses (N)
110100
150
200
250
300
350
400
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 on-state current (A)
Pulse train duration (s)
0.01 0.1 1
150
200
250
300
350
400
Maximum Non-repetitive Surge
Current. Control
of conduction may not be maintained.
Versus Pulse Train Duration
Initial Tj = 125°C
No Voltage Reapplied
Rated Vrrm reapplied
Per leg
