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TDA7454 数据表(PDF) 6 Page - STMicroelectronics |
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TDA7454 数据表(HTML) 6 Page - STMicroelectronics |
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6 / 13 page ![]() 8 101214 16 18 Vs (V) 40 80 120 160 200 240 Id (mA) Vi = 0 RL = 4 Ohm Figure 3: Quiescent Current vs. Supply Voltage 8 9 10 11 12 13 14 15 16 17 18 Vs (V) 5 10 15 20 25 30 35 40 45 Po (W) RL= 4 Ohm f= 1 KHz THD= 10 % THD = 1 % Figure 4: Output Power vs. Supply Voltage 8 9 10 11 12 13 14 15 16 17 18 Vs (V) 5 10 15 20 25 30 35 40 45 50 55 60 Po (W) RL= 4 Ohm f= 1 KHz Figure 5: Max. Output Power vs. Supply Voltage 8 9 10 11 12 13 14 15 16 Vs (V) 5 10 15 20 25 30 35 40 45 50 Po (W) RL = 2 Ohm f= 1 KHz THD = 10 % THD = 1 % Figure 6: Output Power vs. Supply Voltage 8 9 10 11 12 13 14 15 16 Vs (V) 15 20 25 30 35 40 45 50 55 60 65 70 75 Po (W) RL= 2 Ohm f= 1 KHz Figure 7: Max. Output Power vs. Supply Voltage 01 10 Po (W) 0 0.1 1 10 THD (%) f = 10 KHz RL = 4 Ohm f= 1 KHz HI-EFF MODE Figure 8: THD vs. Output Power TDA7454 6/13 |
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