TPA3255 PVDD电压50V 双BTL模式 4欧负载 如何测量实际输出功率?
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公式是可以计算但是我在输入1KHZ的正弦波的时候,输出端只测到5V的有效值IC就保护了
输出5V发生过流保护了?有没有设置限流?
输入什么幅值信号?有电路图吗?