MMBT6428LT1 Ver la hoja de datos (PDF) - ON Semiconductor
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MMBT6428LT1 Datasheet PDF : 6 Pages
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MMBT6428LT1, MMBT6429LT1
NOISE CHARACTERISTICS
(VCE = 5.0 Vdc, TA = 25°C)
30
BANDWIDTH = 1.0 Hz
20
IC = 10 mA
RS ≈ 0
NOISE VOLTAGE
30
BANDWIDTH = 1.0 Hz
20
RS ≈ 0
3.0 mA
10
1.0 mA
7.0
5.0
f = 10 Hz
10
100 Hz
7.0
10 kHz
1.0 kHz
5.0
3.0
10 20
300 mA
50 100 200 500 1 k 2 k 5 k 10 k 20 k 50 k 100 k
f, FREQUENCY (Hz)
Figure 2. Effects of Frequency
3.0
0.01 0.02
100 kHz
0.05 0.1 0.2 0.5 1.0 2.0
IC, COLLECTOR CURRENT (mA)
5.0 10
Figure 3. Effects of Collector Current
10
7.0
BANDWIDTH = 1.0 Hz
5.0
IC = 10 mA
3.0
2.0
3.0 mA
1.0
1.0 mA
0.7
0.5
300 mA
0.3
100 mA
0.2
RS ≈ 0
0.1
10 20 50
10 mA
30 mA
100 200 500 1 k 2 k 5 k 10 k 20 k
f, FREQUENCY (Hz)
50 k 100 k
Figure 4. Noise Current
20
16
BANDWIDTH = 10 Hz to 15.7 kHz
12
IC = 1.0 mA
8.0
500 mA
100 mA
4.0
10 mA
0
10 20
50 100 200 500 1 k 2 k 5 k 10 k 20 k 50 k 100 k
RS, SOURCE RESISTANCE (OHMS)
Figure 5. Wideband Noise Figure
100 Hz NOISE DATA
300
20
200 BANDWIDTH = 1.0 Hz
IC = 10 mA
100
100 mA
16
70
3.0 mA
50
12
1.0 mA
30
300 mA
20
30 mA
8.0
IC = 10 mA
3.0 mA
1.0 mA
300 mA
10
7.0
5.0
3.0
10 20
10 mA
50 100 200 500 1 k 2 k 5 k 10 k 20 k 50 k 100 k
RS, SOURCE RESISTANCE (OHMS)
100 mA
4.0
30 mA
10 mA
BANDWIDTH = 1.0 Hz
0
10 20 50 100 200 500 1 k 2 k 5 k 10 k 20 k 50 k 100 k
RS, SOURCE RESISTANCE (OHMS)
Figure 6. Total Noise Voltage
Figure 7. Noise Figure
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