2N3903 Datasheet, PDF (4/8 Pages) ON Semiconductor – General Purpose Transistors(NPN Silicon)

2N3903, 2N3904
500
300
IC/IB = 10
200
100
70
50
30
20
10
7
5
1.0
tr @ VCC = 3.0 V
40 V
15 V
td @ VOB = 0 V
2.0 V
2.0 3.0 5.0 7.0 10
20 30 50 70 100 200
IC, COLLECTOR CURRENT (mA)
Figure 5. Turn–On Time
500
300
200
VCC = 40 V
IC/IB = 10
100
70
50
30
20
10
7
5
1.0 2.0 3.0 5.0 7.0 10
20 30 50 70 100 200
IC, COLLECTOR CURRENT (mA)
Figure 6. Rise Time
500
300
200 ^{IC/IB = 20}
IC/IB = 10
t′_s = ts - ^1/8 tf
IB1 = IB2
100
70
50
IC/IB = 20
30
IC/IB = 10
20
10
7
5
1.0 2.0 3.0 5.0 7.0 10
20 30 50 70 100 200
IC, COLLECTOR CURRENT (mA)
Figure 7. Storage Time
500
300
200
100
70
50
30
20
10
7
5
1.0
IC/IB = 20
VCC = 40 V
IB1 = IB2
IC/IB = 10
2.0 3.0 5.0 7.0 10
20 30 50 70 100 200
IC, COLLECTOR CURRENT (mA)
Figure 8. Fall Time
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.
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.
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