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TPS62143使用一周后损坏

Other Parts Discussed in Thread: TPS62142

目前我使用tps62142电源芯片搭建一个12V转5V电路,刚开始使用正常,但是一周后电源芯片就坏了,无法输出5V电压,现在是连续三块板子都是使用一周左右就坏了,请问你们谁见过这种情况吗