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QB27510-G3 PGOUT引脚



目的:电池电压低于SysDown Set Volt Threshold时,PGOUT可以拉低(外部接上拉电阻);电池电压高于SysDown Clear Voltage时,PGOUT恢复为开漏高

如下图:BQ27510-G3的数据手册截图

GPOUT引脚的功能选择如下图,截自bq27510-G3 Technical Reference Manual:

可是设置后,电池电压低于设置的阈值,测量PGOUT引脚持续为高,并无跳变,这是为什么?