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BFR180W Datasheet, PDF (5/7 Pages) Siemens Semiconductor Group – NPN Silicon RF Transistor (For low-power amplifiers in mobile communication systems pager at collector currents from 0.2mA to 2.5mA)
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BFR180W
Total power dissipation Ptot = f (TS)
35
mW
25
20
15
10
5
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 1
K/W
0.5
0.2
0.1
0.05
0.02
0.01
0.005
D=0
D=0
0.005
0.01
0.02
-
0.05
0.1
0.2
0.5
10
2
10
-7
10 -6
10 -5
10 -4
10 -3
10 -2
s 10 0
tp
10
0
10
-7
10 -6
10 -5
10 -4
10 -3
10 -2
s 10 0
tp
5
Jun-13-2001
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