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TPS54310电压输出问题

Other Parts Discussed in Thread: TPS54310

各位好,

板子上用了3块TPS54310,分别为5V---1.8V    5V-----1.8V   5V------2.0V,其中后两者输出电压均正常,而第一个5V-----1.8V却出现输出5V的情况,3个模块的Layout均是一样的,难道是芯片坏了吗???