Other Parts Discussed in Thread: TMUX4051, PGA281,
电路如图,AMP+使用TMUX4051通道选择接入;在未接入之前,AMP+是6V,选择接入后会变为1.4V左右;
将R134输入电阻断开后,AMP+不会降低,请问这是什么原因导致的?
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