2N4123_08 Datasheet, PDF (4/6 Pages) ON Semiconductor – General Purpose Transistors

2N4123, 2N4124
h PARAMETERS
(V_CE = 10 V, f = 1 kHz, T_A = 25°C)
300
100
50
200
20
100
70
50
30
0.1
0.2
0.5
1.0
2.0
5.0
10
I_C, COLLECTOR CURRENT (mA)
Figure 5. Current Gain
10
5
2
1
0.1 0.2
0.5
1.0
2.0
5.0
10
I_C, COLLECTOR CURRENT (mA)
Figure 6. Output Admittance
20
10
5.0
2.0
1.0
0.5
0.2
0.1
0.2
0.5
1.0
2.0
5.0
10
I_C, COLLECTOR CURRENT (mA)
Figure 7. Input Impedance
10
7.0
5.0
3.0
2.0
1.0
0.7
0.5
0.1
0.2
0.5
1.0
2.0
5.0
10
I_C, COLLECTOR CURRENT (mA)
Figure 8. Voltage Feedback Ratio
2.0
1.0
0.7
0.5
0.3
0.2
0.1
0.1
STATIC CHARACTERISTICS
T_J = +125°C
+25°C
- 55°C
V_CE = 1 V
0.2 0.3
0.5 0.7 1.0
2.0 3.0
5.0 7.0 10
I_C, COLLECTOR CURRENT (mA)
20 30
50 70 100
200
Figure 9. DC Current Gain
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