MBT3904DW1 查看數據表（PDF） - ON Semiconductor
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MBT3904DW1 Datasheet PDF : 8 Pages
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MBT3904DW1, MBT3904DW2, SMBT3904DW1, NSVMBT3904DW1
TYPICAL AUDIO SMALL−SIGNAL CHARACTERISTICS
NOISE FIGURE VARIATIONS
(VCE = 5.0 Vdc, TA = 25°C, Bandwidth = 1.0 Hz)
12
SOURCE RESISTANCE = 200 W
10
IC = 1.0 mA
8
SOURCE RESISTANCE = 200 W
IC = 0.5 mA
6
SOURCE RESISTANCE = 1.0 k
IC = 50 mA
4
2 SOURCE RESISTANCE = 500 W
IC = 100 mA
0
0.1 0.2 0.4
1.0 2.0 4.0
10 20 40 100
f, FREQUENCY (kHz)
Figure 9. Noise Figure
14
12 f = 1.0 kHz IC = 1.0 mA
10
IC = 0.5 mA
8
6
IC = 50 mA
IC = 100 mA
4
2
0
0.1 0.2 0.4 1.0 2.0 4.0 10 20 40 100
RS, SOURCE RESISTANCE (k OHMS)
Figure 10. Noise Figure
h PARAMETERS
(VCE = 10 Vdc, f = 1.0 kHz, TA = 25°C)
300
100
50
200
20
100
10
70
5
50
2
30
0.1
0.2 0.3 0.5
1.0
2.0 3.0 5.0
10
IC, COLLECTOR CURRENT (mA)
Figure 11. Current Gain
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
IC, COLLECTOR CURRENT (mA)
Figure 13. Input Impedance
1
0.1
0.2 0.3 0.5
1.0
2.0 3.0 5.0
10
IC, COLLECTOR CURRENT (mA)
Figure 12. Output Admittance
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
IC, COLLECTOR CURRENT (mA)
Figure 14. Voltage Feedback Ratio
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