Data Sheet

BC546B, BC547A, B, C, BC548B, C
http://onsemi.com
4
BC546
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 1000.2
0.2
0.5
0.2 1.0 10 200
T
A
= 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
200.1
0.4
0.8
V
CE
, COLLECTOR-EMITTER VOLTAGE (VOLTS)
VB
, TEMPERATURE COEFFICIENT (mV/ C)°θ
0.2 2.0 10 2001.0
T
A
= 25°C
200 mA
50 mA
I
C
=
10 mA
h
FE
, DC CURRENT GAIN (NORMALIZED)
V, VOLTAGE (VOLTS)
V
CE
= 5 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
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 50
100
5.0
V
CE
= 5 V
T
A
= 25°C
C, CAPACITANCE (pF)
f, CURRENT-GAIN - BANDWIDTH PRODUCT
T
0.5 5.0 20
T
A
= 25°C
C
ob
C
ib