PWMアンプ出力電源電卓は、特定のスピーカー負荷の有効な電源実効値（rms）を測定するために使用されます。スプレッドシートは、半ブリッジ、フルブリッジ及びパラレル・フルブリッジの３つ代表的なスピーカー負荷構成向けに、スピーカー負荷に流れる実際の電流を計算するために設定されます。詳細に関しては、アプリケーション・ノートをご覧ください。
Voltage Rail Vp (volts) |
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| Modulation Index | |
PWM Output Rds_on (ohms) |
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Capacitor ESR (ohms) |
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Inductor Resistance (ohms) |
Speaker Load (ohms) |
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Power Out (Wrms) |
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Total Current (lrms) |
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Total Current (lpeak) |
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Power at the Load (Wrms) |
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0.1% THD+N |
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1% THD+N(x1.15) |
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10% THD+N(x1.75) |
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| Efficiency |
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Power Dissipation (Wrms) per channel |
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Speaker Load (ohms) |
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Power Out (Wrms) |
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Total Current (lrms) |
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Total Current (lpeak) |
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Power at the Load (Wrms) |
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0.1% THD+N |
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1% THD+N(x1.15) |
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10% THD+N(x1.75) |
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| Efficiency |
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Power Dissipation (Wrms) per channel |
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Speaker Load (ohms) |
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Power Out (Wrms) |
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Total Current (lrms) |
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Total Current (lpeak) |
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Power at the Load (Wrms) |
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0.1% THD+N |
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1% THD+N(x1.15) |
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10% THD+N(x1.75) |
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| Efficiency |
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Power Dissipation (Wrms) per channel |
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x