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UCC21732-Q1: UCC21732QDWRQ1 FCT 测试PCBA输出电流异常 UCC21732QDWRQ1 异常

Part Number: UCC21732-Q1

Hi Ti engineer

UCC21732QDWRQ1  之前订购了2盘有3个出现问题,现在有3台设备因为该物料出现问题,订单号:T01699088

FCT 测试PCBA输出电流异常,初步排查 UCC21732QDWRQ1READY 引脚波形异常,正常波形是5V高电直线。                                                                       

READY 引脚波形:

                                                                                               

不同PCBA交叉验证,确定UCC21732QDWRQ1 异常

具体是什么原因造成的,有可能什么原因,芯片本身问题吗