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TPS54302: 最低输入电压问题咨询

Part Number: TPS54302


您好,

查手册是4.5~28V输入,目前想着输入5V,但是5V不稳定,可能会低于4.5V.如果输入电压低于4.5V,会有什么问题吗?谢谢。