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如图所示的电路，做一个二进制变送4-20mA的电流设计，将C11的电容增加到10uF,单片机消耗的电流会增大2mA。为什么会这样？
设计，将C11的电容增加到10uF,单片机消耗的电流会增大2mA。为什么会这样？