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BQ40Z50-R1: 保险丝熔断 CELL1 高压异常

Jonas Zhang
Intellectual 520 points
Part Number: BQ40Z50-R1

Hi

客户收到1pcs 客诉不良，反馈保险丝熔断，Cell1 出现异常高压4.83V. 还请帮忙看一下。客户的分析和GG文件请参考附档。谢谢

 此颗异常电池：三端保险丝已经熔断。但是BQ40Z50-R1芯片没有发生任何PF异常。从lifetime数据看，cell1 voltage异常时为：4.83V，cell2 voltage = 4.388v，cell3 voltage = 4.392v

 HQ24U3S1P5C-0119.gg.csv华勤-U498174PV项目客诉1PCS异常.docx