BC846ALT1 Series
BC847, BC848, BC849, BC850
2.0
hFE , NORMALIZED DC CURRENT GAIN
1.5
1.0
0.8
0.6
0.4
0.3
0.2
V
CE
= 10 V
T
A
= 25°C
V, VOLTAGE (VOLTS)
1.0
0.9
0.8
0.7
0.6
0.5
0.4
0.3
0.2
0.1
0.2
0.5
50
2.0
5.0 10
1.0
20
I
C
, COLLECTOR CURRENT (mAdc)
100
200
0
0.1
V
CE(sat)
@ I
C
/I
B
= 10
0.2 0.3 0.5 0.7 1.0 2.0 3.0 5.0 7.0 10 20 30
I
C
, COLLECTOR CURRENT (mAdc)
50 70 100
T
A
= 25°C
V
BE(sat)
@ I
C
/I
B
= 10
V
BE(on)
@ V
CE
= 10 V
Figure 1. Normalized DC Current Gain
2.0
T
A
= 25°C
1.6
I
C
= 200 mA
1.2
0.8
0.4
0
I
C
=
I
C
=
10 mA 20 mA
I
C
= 50 mA
I
C
= 100 mA
1.0
Figure 2. “Saturation” and “On” Voltages
VCE , COLLECTOR−EMITTER VOLTAGE (V)
θ
VB, TEMPERATURE COEFFICIENT (mV/
°
C)
−55°C to +125°C
1.2
1.6
2.0
2.4
2.8
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)
10
7.0
C, CAPACITANCE (pF)
5.0
3.0
C
ob
2.0
C
ib
T
A
= 25°C
400
300
200
Figure 4. Base−Emitter Temperature Coefficient
100
80
60
40
30
20
0.5 0.7
1.0
V
CE
= 10 V
T
A
= 25°C
1.0
0.4 0.6 0.8 1.0
2.0
20
4.0 6.0 8.0 10
V
R
, REVERSE VOLTAGE (VOLTS)
40
2.0 3.0
5.0 7.0 10
20
I
C
, COLLECTOR CURRENT (mAdc)
30
50
Figure 5. Capacitances
Figure 6. Current−Gain − Bandwidth Product
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