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