MMBT3904 查看數據表（PDF） - Rectron Semiconductor
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MMBT3904 Datasheet PDF : 6 Pages
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RATING AND CHARACTERISTICS CURVES ( MMBT3904 )
12
SOURCE RESISTANCE=200W
10
IC=1.0mA
8
SOURCE RESISTANCE=200W
IC=0.5mA
6
SOURCE RESISTANCE=1.0k
IC= 50uA
4
2 SOURCE RESISTANCE=500W
IC= 100uA
0
0.1 0.2 0.4 1.0 2.0 4.0 10 20 40 100
f, FREQUENCY (KHz)
Figure 7.
300
200
100
70
50
30
0.1 0.2 0.3 0.5 1.0 2.0 3.0 5.0 10
IC, COLLECTOR CURRENT (mA)
Figure 9. 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 11. Input Impedance
14
12 f = 1.0 kHz IC=1.0mA
10
IC=0.5mA
8
6
IC= 50uA
IC= 100uA
4
2
0
0.1 0.2 0.4 1.0 2.0 4.0 10 20 40 100
RS, SOURCE RESISTANCE (KOHMS)
Figure 8.
100
50
20
10
5
2
1
0.1 0.2 0.3 0.5 1.0 2.0 3.0 5.0 10
IC, COLLECTOR CURRENT(mA)
Figure 10. 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 12.Voltage Feedback Ratio
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