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Stand-Alone同步Switch-Mode磷酸锂电池充电器低Iq——bq24620



你好!我用芯片设计了一个电池充电电路,现在存在的问题是电路图没有实现功能,输出端无法给电池充电(实验用电子负载),输入上电之后,/PG端的LED灯不停的闪烁,输出电压不稳定,没有电路,请问这是什么情况,那些地方出现了问题!