Other Parts Discussed in Thread: EV2400,
Hi,你好!
我们在7SxP的电池包应用中发现芯片完成OTP后再重新上电存在疑似复位或者重启的现象,请帮忙排查下原因,谢谢!测试步骤如下:
- 将芯片按附件的GG文件OTP
- 保护板重新上电
- 使用示波器监控充电MOS、放电MOS的驱动波形及PACK电压波形
- 使用EV2400通过命令0x0096开启MOS
按如上说明测试时发现MOS的驱动波形存在关闭-开启的现象,PACK的电压波形也随着跌落与回弹
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