2N3906 Datasheet, PDF (4/8 Pages) NXP Semiconductors – PNP switching transistor

2N3906
TYPICAL AUDIO SMALL–SIGNAL CHARACTERISTICS
NOISE FIGURE VARIATIONS
(VCE = –5.0 Vdc, TA = 25°C, Bandwidth = 1.0 Hz)
5.0
SOURCE RESISTANCE = 200 W
IC = 1.0 mA
4.0
SOURCE RESISTANCE = 200 W
IC = 0.5 mA
3.0
SOURCE RESISTANCE = 2.0 k
IC = 50 mA
2.0
1.0 ^{SOURCE RESISTANCE = 2.0 k}
IC = 100 mA
0
0.1 0.2 0.4
1.0 2.0 4.0 10 20 40 100
f, FREQUENCY (kHz)
Figure 7.
12
f = 1.0 kHz
10
8
IC = 1.0 mA
IC = 0.5 mA
6
4
IC = 50 mA
2
IC = 100 mA
0
0.1 0.2 0.4 1.0 2.0 4.0 10 20 40 100
Rg, SOURCE RESISTANCE (k OHMS)
Figure 8.
300
200
100
70
50
30
0.1
20
10
7.0
5.0
3.0
2.0
1.0
0.7
0.5
0.3
0.2
0.1
h PARAMETERS
(VCE = –10 Vdc, f = 1.0 kHz, TA = 25°C)
100
70
50
30
20
0.2 0.3 0.5 0.7 1.0
2.0 3.0
IC, COLLECTOR CURRENT (mA)
Figure 9. Current Gain
5.0 7.0 10
10
7
5
0.1
10
7.0
5.0
3.0
2.0
0.2 0.3 0.5 0.7 1.0
2.0 3.0
IC, COLLECTOR CURRENT (mA)
5.0 7.0 10
Figure 10. Output Admittance
0.2 0.3 0.5 0.7 1.0
2.0 3.0
IC, COLLECTOR CURRENT (mA)
Figure 11. Input Impedance
5.0 7.0 10
1.0
0.7
0.5
0.1
0.2 0.3 0.5 0.7 1.0
2.0 3.0 5.0 7.0 10
IC, COLLECTOR CURRENT (mA)
Figure 12. Voltage Feedback Ratio
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