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TDA4VM-Q1: SK-TDA4VM参考板上SD卡连接器的电源VDD输入电路上串联了load switch,请问该load switch是什么作用呢?

Part Number: TDA4VM-Q1

HI ,

如下图是TDA4跟外设SD卡连接器之间的电路,请问下load switch的作用是啥?能否去掉呢?谢谢支持