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bq24600输出异常

Other Parts Discussed in Thread: BQ24600

用bq24600给4串锂电池充电,原理图和PCB布线都是按官网推荐的方式。有时充电正常,STAT和PG灯指示正常,且电池也能按设计的要求冲进电;有时不正常,不正常的时候电池端输出波形如下图所示,STAT和PG灯指示也异常,不管接没接电池总是PG常亮STAT闪烁。想咨询下出现这种现象问题出在那里?