2N4124 Просмотр технического описания (PDF) - Motorola => Freescale
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2N4124 Datasheet PDF : 6 Pages
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2N4123 2N4124
AUDIO SMALL–SIGNAL CHARACTERISTICS
NOISE FIGURE
(VCE = 5 Vdc, TA = 25°C)
Bandwidth = 1.0 Hz
12
W SOURCE RESISTANCE = 200
10
IC = 1 mA
14
f = 1 kHz
12
IC = 1 mA
8
W SOURCE RESISTANCE = 200
IC = 0.5 mA
6
SOURCE RESISTANCE = 1 kΩ
IC = 50 mA
4
10
IC = 0.5 mA
8
6
4
IC = 50 mA
IC = 100 mA
W 2 SOURCE RESISTANCE = 500
IC = 100 mA
0
0.1 0.2 0.4
12 4
10 20 40 100
f, FREQUENCY (kHz)
2
0
0.1 0.2 0.4 1.0 2.0 4.0 10 20 40 100
RS, SOURCE RESISTANCE (kΩ)
Figure 3. Frequency Variations
Figure 4. Source Resistance
h PARAMETERS
(VCE = 10 V, f = 1 kHz, TA = 25°C)
300
100
50
200
20
100
70
50
30
0.1
0.2
0.5
1.0
2.0
5.0
10
IC, COLLECTOR CURRENT (mA)
Figure 5. Current Gain
10
5
2
1
0.1 0.2
0.5
1.0
2.0
5.0
10
IC, COLLECTOR CURRENT (mA)
Figure 6. Output Admittance
20
10
5.0
2.0
1.0
0.5
0.2
0.1
0.2
0.5
1.0
2.0
5.0
10
IC, COLLECTOR CURRENT (mA)
Figure 7. Input Impedance
10
7.0
5.0
3.0
2.0
1.0
0.7
0.5
0.1
0.2
0.5
1.0
2.0
5.0
10
IC, COLLECTOR CURRENT (mA)
Figure 8. Voltage Feedback Ratio
Motorola Small–Signal Transistors, FETs and Diodes Device Data
3
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