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BCR400W Datasheet, PDF (3/7 Pages) Siemens Semiconductor Group – Active Bias Controller (Supplies stable bias current even at low battery voltage and extreme ambient temperature variation)
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BCR 400W
Collector current IC = f(hFE)
IC and hFE refer to stabilized NPN Transistor
Parameter Rext. (Ω)
10 3
Collector Current IC = f(VS)
of stabilized NPN Transistor
Parameter Rext. (Ω)
10 3
mA
IC
10 2
mA
5.9
IC
10 2
2.1
5.9
12.4
10 1
67
10 1
67
10 0
760
10 0
760
10 -1
0
50 100 150 200 250
Voltage drop Vdrop = f(IC)
- 350
hFE
4.3k
10 -1
0
2
4
6
8
Collector current IC = f(Rext.)
of stabilized NPN Transistor
V 11
VS
1.0
Vdrop
V
0.8
0.7
0.6
10 3
mA
IC
10 2
10 1
10 0
0.5
10 -2
10 -1
10 0
10 1
10 2 mA 10 3
IC
Semiconductor Group
3
10 -1
10 0
10 1
10 2
10 3 Ohm
Rext.
Nov-27-1996
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