FMBT3904DW1 Datasheet, PDF (6/11 Pages) Formosa MS – Dual NPN Transistor

Dual NPN Transistor
Formosa MS
Rating and characteristic curves (FMBT3904DW1 & FMBT3904DW2)
TYPICAL AUDIO SMALL-SIGNAL CHARACTERISTICS NOISE FIGURE
VARIATIONS (VCE=-5.0Vdc, TA=25°C, Bandwidth=1.0Hz)
12
SOURCE RESISTANCE=200
10
IC=1.0 mA
8
SOURCE RESISTANCE=200
IC=0.5 mA
6
SOURCE RESISTANCE=1.0k
IC=50uA
4
2 _{SOURCE RESISTANCE=500}
IC=100 uA
0
0.1 0.2 0.4
1.0 2.0 4.0
10 20 40 100
f FREQUENCY (kHz)
Figure 9.
14
f =1.0kHz
12
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 SOURSE RESISTANCE (kOHMS)
Figure 10.
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 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
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)
Fiugure 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 Radio
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Page 6
Document ID
DS-231123
Issued Date
2008/02/10
Revised Date
2010/03/10
Revision
B
Page.
11