MMBT3904WT1 データシートの表示（PDF） - Motorola => Freescale
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MMBT3904WT1 Datasheet PDF : 12 Pages
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NPN MMBT3904WT1 PNP MMBT3906WT1
MMBT3904WT1
500
500
300
IC/IB = 10
300
200
200
100
70
tr @ VCC = 3.0 V
50
30
20
40 V
10 MMBT3904WT1
7
td @ VOB = 0 V
5
1.0 2.0 3.0 5.0 7.0 10 20 30
15 V
2.0 V
50 70 100 200
IC, COLLECTOR CURRENT (mA)
Figure 5. Turn – On Time
100
70
50
30
20
10
7
5
1.0
VCC = 40 V
IC/IB = 10
MMBT3904WT1
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 MMBT3904WT1
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
MMBT3904WT1
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
W SOURCE RESISTANCE = 200
10
IC = 1.0 mA
8
W SOURCE RESISTANCE = 200
IC = 0.5 mA
6
SOURCE RESISTANCE = 1.0 k
IC = 50 mA
4
W 2 SOURCE RESISTANCE = 500
IC = 100 mA
0
0.1 0.2 0.4 1.0 2.0 4.0
MMBT3904WT1
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
MMBT3904WT1
0.4 1.0 2.0 4.0 10 20 40 100
RS, SOURCE RESISTANCE (k OHMS)
Figure 10. Noise Figure
4
Motorola Small–Signal Transistors, FETs and Diodes Device Data
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