此为设计的原理图,输入电压12V,理论输出应该是3.3V,实际输出只有0.7V,请各位帮忙分析下原因,多谢~
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此为设计的原理图,输入电压12V,理论输出应该是3.3V,实际输出只有0.7V,请各位帮忙分析下原因,多谢~