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TPS65263-Q1: 该电路5V输出容易损坏,损坏现象5V对地短路,另外两路3.3V正常

Part Number: TPS65263-Q1

12.Power_BottomBoard.pdf

客户的商用车电源供电板器件TPS65263QRHBTQ1容易造成5V输出损坏,现象:5V输出通道对地短路,另外两路3.3V输出通道正常,不知道客户电路设计是否存在不妥的情况,Out1路的5V输出能满足5V/3A的输出么?请帮忙给下意见,TKS!!!

5V输出电感值:4.7uH,额定电流3A