This thread has been locked.

If you have a related question, please click the "Ask a related question" button in the top right corner. The newly created question will be automatically linked to this question.

BQ76952: 断开VSS后采样电阻失效

Part Number: BQ76952

BMS使用BQ76952进行电芯电压采样,AFE的VSS和DSP的GND工地后连接到BAT-上,BAT-上连接有FUSE,当BMS开机正常工作时突然断开FUSE,下图中的红色采样电阻均会失效,阻抗变大。

请问为何在BAT-断开后采样电阻会失效?