BC856A, B
BC857A, B, C
BC858A, B, C
Elektronische Bauelemente
Typical Characteristics
BC857, BC858
2.0
−1.0
T = 25°C
−0.9
−0.8
−0.7
−0.6
−0.5
−0.4
−0.3
−0.2
−0.1
0
A
V
= −10 V
1.5
CE
T = 25°C
V
@ I /I = 10
C B
BE(sat)
A
1.0
0.7
0.5
V
BE(on)
@ V = −10 V
CE
0.3
0.2
V
@ I /I = 10
C B
CE(sat)
−0.2
−0.5 −1.0 −2.0
−5.0 −10 −20
−50 −100 −200
−0.1
−1.0
−10
−100
−0.2
−0.5
−2.0
−5.0
−20
−50
I , COLLECTOR CURRENT (mAdc)
C
I , COLLECTOR CURRENT (mAdc)
C
Figure 1. Normalized DC Current Gain
Figure 2. “Saturation” and “On” Voltages
1.0
1.2
1.6
2.0
2.4
2.8
−2.0
−1.6
−1.2
−0.8
−0.4
0
−55°C to +125°C
T = 25°C
A
I
=
I
= −50 mA
I
C
= −200 mA
= −100 mA
C
−10 mA
C
I
C
I
= −20 mA
C
−0.02
−0.1
−1.0
−10 −20
−0.2
−1.0
−10
−100
I , BASE CURRENT (mA)
B
I , COLLECTOR CURRENT (mA)
C
Figure 3. Collector Saturation Region
Figure 4. Base-Emitter Temperature Coefficient
10
7.0
5.0
400
300
C
ib
T = 25°C
A
200
150
V
= −10 V
CE
T = 25°C
A
100
80
C
ob
3.0
2.0
60
40
30
1.0
−0.4
20
−0.5
−0.6 −1.0
−2.0
−4.0 −6.0
−10
−20 −30 −40
−1.0
−2.0 −3.0 −5.0
−10
−20 −30 −50
V , REVERSE VOLTAGE (VOLTS)
R
I , COLLECTOR CURRENT (mAdc)
C
Figure 5. Capacitances
Figure 6. Current-Gain - Bandwidth Product
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Any changing of specification will not be informed individual
01-Jun-2004 Rev. B
Page 2 of 3
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