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TPS709: TPS70933技术咨询

Part Number: TPS709
Other Parts Discussed in Thread: LMR62014,

你好,

   下面是产品电源部分的线路图,TPS70933DBVR是CJ6376B33M的替代物料,TPS70933正常输出3.3V,实际输出电压为0V。其中 LMR62014输入34.3V,输出电压12V

目前量产300pcs,出现1pcs TPS70933无电压输出现象,请帮忙分析一下,谢谢!