Datasheet 2N3903, 2N3904 (ON Semiconductor) - 5
| 制造商 | ON Semiconductor |
| 描述 | General Purpose Transistors |
| 页数 / 页 | 7 / 5 — 2N3903, 2N3904. TYPICAL AUDIO SMALL−SIGNAL CHARACTERISTICS. NOISE FIGURE … |
| 修订版 | 8 |
| 文件格式/大小 | PDF / 128 Kb |
| 文件语言 | 英语 |
2N3903, 2N3904. TYPICAL AUDIO SMALL−SIGNAL CHARACTERISTICS. NOISE FIGURE VARIATIONS. Figure 9. Figure 10. h PARAMETERS
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2N3903, 2N3904 TYPICAL AUDIO SMALL−SIGNAL CHARACTERISTICS NOISE FIGURE VARIATIONS
(VCE = 5.0 Vdc, TA = 25°C, Bandwidth = 1.0 Hz) 12 14 SOURCE RESISTANCE = 200 W f = 1.0 kHz I I 12 C = 1.0 mA 10 C = 1.0 mA 10 IC = 0.5 mA 8 SOURCE RESISTANCE = 200 W IC = 50 mA IC = 0.5 mA 8 6 SOURCE RESISTANCE = 1.0 k IC = 100 mA 6 IC = 50 mA , NOISE FIGURE (dB) 4 , NOISE FIGURE (dB) NF NF 4 2 SOURCE RESISTANCE = 500 W 2 IC = 100 mA 0 0 0.1 0.2 0.4 1.0 2.0 4.0 10 20 40 100 0.1 0.2 0.4 1.0 2.0 4.0 10 20 40 100 f, FREQUENCY (kHz) RS, SOURCE RESISTANCE (k OHMS)
Figure 9. Figure 10. h PARAMETERS
(VCE = 10 Vdc, f = 1.0 kHz, TA = 25°C) 300 100 50 m 200 ANCE ( mhos) 20 GAIN 10 100 ADMITT 70 5 feh , CURRENT 50 h , OUTPUT oe 2 30 1 0.1 0.2 0.3 0.5 1.0 2.0 3.0 5.0 10 0.1 0.2 0.3 0.5 1.0 2.0 3.0 5.0 10 IC, COLLECTOR CURRENT (mA) IC, COLLECTOR CURRENT (mA)
Figure 11. Current Gain Figure 12. Output Admittance
20 10 -4 7.0 10 5.0 TIO (X 10 ) 5.0 3.0 2.0 2.0 IMPEDANCE (k OHMS) 1.0 TAGE FEEDBACK RA 1.0 ie 0.5 h , INPUT re 0.7 h , VOL 0.2 0.5 0.1 0.2 0.3 0.5 1.0 2.0 3.0 5.0 10 0.1 0.2 0.3 0.5 1.0 2.0 3.0 5.0 10 IC, COLLECTOR CURRENT (mA) IC, COLLECTOR CURRENT (mA)
Figure 13. Input Impedance Figure 14. Voltage Feedback Ratio http://onsemi.com 5
(VCE = 5.0 Vdc, TA = 25°C, Bandwidth = 1.0 Hz) 12 14 SOURCE RESISTANCE = 200 W f = 1.0 kHz I I 12 C = 1.0 mA 10 C = 1.0 mA 10 IC = 0.5 mA 8 SOURCE RESISTANCE = 200 W IC = 50 mA IC = 0.5 mA 8 6 SOURCE RESISTANCE = 1.0 k IC = 100 mA 6 IC = 50 mA , NOISE FIGURE (dB) 4 , NOISE FIGURE (dB) NF NF 4 2 SOURCE RESISTANCE = 500 W 2 IC = 100 mA 0 0 0.1 0.2 0.4 1.0 2.0 4.0 10 20 40 100 0.1 0.2 0.4 1.0 2.0 4.0 10 20 40 100 f, FREQUENCY (kHz) RS, SOURCE RESISTANCE (k OHMS)
Figure 9. Figure 10. h PARAMETERS
(VCE = 10 Vdc, f = 1.0 kHz, TA = 25°C) 300 100 50 m 200 ANCE ( mhos) 20 GAIN 10 100 ADMITT 70 5 feh , CURRENT 50 h , OUTPUT oe 2 30 1 0.1 0.2 0.3 0.5 1.0 2.0 3.0 5.0 10 0.1 0.2 0.3 0.5 1.0 2.0 3.0 5.0 10 IC, COLLECTOR CURRENT (mA) IC, COLLECTOR CURRENT (mA)
Figure 11. Current Gain Figure 12. Output Admittance
20 10 -4 7.0 10 5.0 TIO (X 10 ) 5.0 3.0 2.0 2.0 IMPEDANCE (k OHMS) 1.0 TAGE FEEDBACK RA 1.0 ie 0.5 h , INPUT re 0.7 h , VOL 0.2 0.5 0.1 0.2 0.3 0.5 1.0 2.0 3.0 5.0 10 0.1 0.2 0.3 0.5 1.0 2.0 3.0 5.0 10 IC, COLLECTOR CURRENT (mA) IC, COLLECTOR CURRENT (mA)
Figure 13. Input Impedance Figure 14. Voltage Feedback Ratio http://onsemi.com 5