LMBT3906LT1 Datasheet, PDF (4/6 Pages) Leshan Radio Company – General Purpose Transistors

LESHAN RADIO COMPANY, LTD.
LMBT3906LT1
TYPICAL AUDIO SMALL–SIGNAL CHARACTERISTICS
NOISE FIGURE VARIATIONS
(V CE = – 5.0 Vdc, T A = 25°C, Bandwidth = 1.0 Hz)
12
SOURCE RESISTANCE= 200Ω
10
I _C = 1.0 mA
SOURCE RESISTANCE= 200 Ω
8
I _C = 0.5 mA
SOURCE RESISTANCE =1.0kΩ
6
I _C = 50 µA
4
SOURCE RESISTANCE= 500Ω
2
I _C = 100 µA
0
0.1 0.2 0.4
1.0 2.0 4.0
10 20 40
100
14
f = 1.0 kHz
12
10
8
6
4
2
0
0.1
0.2 0.4
I _C = 1.0 mA
I _C = 0.5 mA
I _C = 50 µA
I _C = 100 µA
1.0 2.0 4.0
10 20 40
100
f, FREQUENCY (kHz)
Figure 7. Noise Figure
R _g, SOURCE RESISTANCE (kΩ)
Figure 8. Noise Figure
h PARAMETERS
(V CE = 10 Vdc, f = 1.0 kHz, T A = 25°C)
300
100
50
200
20
10
100
70
5
50
2
30
0.1
0.2 0.3 0.5
1.0
2.0 3.0 5.0
10
I _C , COLLECTOR CURRENT (mA)
Figure 9. Current Gain
1
0.1
0.2 0.3 0.5
1.0
2.0 3.0 5.0
10
I _C , COLLECTOR CURRENT (mA)
Figure 10. Output Admittance
20
10
5.0
2.0
1.0
0.5
0.2
0.1
0.2 0.3 0.5
1.0
2.0 3.0 5.0
10
I _C , COLLECTOR CURRENT (mA)
Figure 11. Input Impedance
10
7.0
5.0
3.0
2.0
1.0
0.7
0.5
0.1
0.2 0.3 0.5
1.0
2.0 3.0 5.0
10
I _C , COLLECTOR CURRENT (mA)
Figure 12. Voltage Feedback Ratio
LMBT3906LT1-4/6