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BC857BWT1 数据手册 - Motorola（摩托罗拉）
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BC857BWT1数据手册
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若手册格式错乱，请下载阅览PDF原文件
BC856B, BC857B, BC858A
www.onsemi.com
4
BC856
Figure 7. DC Current Gain
I
C
, COLLECTOR CURRENT (mA)
Figure 8. “On” Voltage
I
C
, COLLECTOR CURRENT (mA)
-0.8
-1.0
-0.6
-0.2
-0.4
1.0
2.0
-0.1 -1.0
-10 -200
-0.2
0.2
0.5
-0.2 -1.0
-10 -200
T
J
= 25°C
V
BE(sat)
@ I
C
/I
B
= 10
V
CE(sat)
@ I
C
/I
B
= 10
V
BE
@ V
CE
= -5.0 V
Figure 9. Collector Saturation Region
I
B
, BASE CURRENT (mA)
Figure 10. Base−Emitter Temperature Coefficient
I
C
, COLLECTOR CURRENT (mA)
-1.0
-1.2
-1.6
-2.0
-0.02 -1.0
-10
0
-20
-0.1
-0.4
-0.8
V
CE
, COLLECTOR-EMITTER VOLTAGE (VOLTS)
VB
, TEMPERATURE COEFFICIENT (mV/ C)°θ
-0.2 -2.0
-10 -200
-1.0
T
J
= 25°C
I
C
=
-10 mA
h
FE
, DC CURRENT GAIN (NORMALIZED)
V, VOLTAGE (VOLTS)
V
CE
= -5.0 V
T
A
= 25°C
0
-0.5 -2.0 -5.0
-20 -50 -100
-0.05 -0.2 -0.5 -2.0 -5.0
-100 mA
-20 mA
-1.4
-1.8
-2.2
-2.6
-3.0
-0.5 -5.0 -20
-50 -100
-55°C to 125°C
q
VB
for V
BE
-2.0
-5.0
-20
-50
-100
Figure 11. Capacitance
V
R
, REVERSE VOLTAGE (VOLTS)
40
Figure 12. Current−Gain − Bandwidth Product
I
C
, COLLECTOR CURRENT (mA)
-0.1 -0.2 -1.0 -50
2.0
-2.0 -10
-100
100
200
500
50
20
20
10
6.0
4.0
-1.0 -10
-100
V
CE
= -5.0 V
C, CAPACITANCE (pF)
f, CURRENT-GAIN - BANDWIDTH PRODUCT
T
-0.5 -5.0 -20
T
J
= 25°C
C
ob
C
ib
8.0
-50 mA
-200 mA
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