VS-100BGQ045
Vishay Semiconductors
www.vishay.com
180
160
140
120
100
80
120
100
80
60
40
20
0
180°
120°
90°
60°
30°
DC
RMS Limit
DC
Square wave (D=0.50)
80% rated Vr applied
see note (1)
60
0
20 40 60 80 100 120 140 160
AverageForwardCurrent-IF(AV)(A)
0
30
60
90
120
150
AverageForwardCurrent-IF(AV)(A)
Fig. 5 - Maximum Allowable Case Temperature vs.
Average Forward Current
Fig. 6 - Forward Power Loss Characteristics
10000
1000
At Any Rated Load Condition
And With Rated V Applied
RRM
Following Surge
100
10
100
1000
10000
Square Wave Pulse Duration - t (microsec)
p
Fig. 7 - Maximum Non-Repetitive Surge Current
L
High-speed
switch
IRFP460
D.U.T.
Freewheel
diode
Rg = 25 Ω
Vd = 25 V
+
Current
monitor
40HFL40S02
Fig. 8 - Unclamped Inductive Test Circuit
Note
(1)
Formula used: TC = TJ - (Pd + PdREV) x RthJC
;
Pd = Forward power loss = IF(AV) x VFM at (IF(AV)/D) (see fig. 6);
PdREV = Inverse power loss = VR1 x IR (1 - D); IR at VR1 = 80 % rated VR
Revision: 17-Jun-11
Document Number: 94580
4
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