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BQ25750: BQ25750不接电池无法使用

Part Number: BQ25750

BQ25750电源芯片。当不接电池时,仅由适配器供电时。发现无法正常工作,输出是间歇式的,外面接了LED灯,一闪一闪的。接了电池就无此现象,请问下是哪里没设置对吗?

备注:。感觉像是,过压或者欠压保护了。输入设置的21-29V区间,实际适配器输入是24V..也有以上现象。只有把输入的过压保护ACOV接到地后,仅适配器供电,也能正常使用