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TDA7266M 数据表(PDF) 6 Page - STMicroelectronics |
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TDA7266M 数据表(HTML) 6 Page - STMicroelectronics |
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6 / 9 page ![]() 0.010 0.1 1 10 0.1 1 10 Vcc = 11 V Rl = 8 ohm f = 15 KHz f = 5 KHz f = 1 KHz Pout (W) THD (%) Figure 4: Distortion vs Output Power 0.010 0.1 1 10 0.1 1 10 THD(%) Vcc = 9V Rl= 8 ohm f = 15KHz f = 5 KHz f = 1KHz Pout (W) Figure 5: Distortion vs Output Power 0.010 0.1 1 10 100 1k 10k 20k THD(%) Vcc = 11 V Rl = 8 ohm Pout = 100mW Pout = 2W frequency (Hz) Figure 6: Distortion vs Frequency -5.000 -4.000 -3.000 -2.000 -1.000 0.0 1.0000 2.0000 3.0000 4.0000 5.0000 10 100 1k 10k 100k Level(dBr) Vcc = 11V Rl = 8 ohm Pout = 1W frequency (Hz) Figure 7: Gain vs Frequency 0.0 2.0000 4.0000 6.0000 8.0000 10.000 12.000 14.000 16.000 18.000 20.000 2.000 4.000 6.000 8.000 10.00 12.00 14.00 16.00 18.00 Po(W ) Vs(V) d = 10% d = 1% Rl = 8 ohm f = 1KHz Figure 8: Output Power vs. Supply Voltage 00.511.522.533.544.555.566.577.5 8 0 0.5 1 1.5 2 2.5 3 3.5 4 0 10 20 30 40 50 60 70 80 Pd (W) µ(%) Pout(W) Vcc = 11V Rl = 8ohm f = 1KHz Pd µ Figure 9: Total Power Dissipation & Efficiency vs. Output Power TDA7266M 6/9 |
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