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BCR521 Datasheet, PDF (4/4 Pages) Siemens Semiconductor Group – NPN Silicon Digital Transistor (Switching circuit, inverter, interface circuit, driver circuit)
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BCR521
Total power dissipation Ptot = f (TS)
400
mW
300
250
200
150
100
50
00 20 40 60 80 100 120 °C 150
TS
Permissible Pulse Load RthJS = f (tp)
Permissible Pulse Load
Ptotmax / PtotDC = f (tp)
10 3
10 4
K/W
-
10 2
10 1
0.5
0.2
0.1
0.05
10 0
0.02
0.01
0.005
D=0
10 3
D=0
0.005
0.01
0.02
10 2
0.05
0.1
0.2
0.5
10 1
10
-1
10
-6
10 -5
10 -4
10 -3
10 -2
s
10 0
tp
4
10
0
10
-6
10 -5
10 -4
10 -3
10 -2
s
10 0
tp
Dec-13-2001