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DRV8870: DRV8870 output NOISE

Part Number: DRV8870

发现DRV8870 使用20KHZ 50% 占空比方波差分驱动时,在输出端使用耳机监听可以听见几khz 的尖锐噪声,以及其他类似流水的噪声。与负载和驱动频率无关。 监听输入的PWM信号已经确定无可闻噪声。