目前BQ24600充电电路空载时PG端led常亮,stat端led闪烁,插上电池stat端led常亮,PG端led快速闪烁,充电电流一直是几十毫安,请问这正常么?
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目前BQ24600充电电路空载时PG端led常亮,stat端led闪烁,插上电池stat端led常亮,PG端led快速闪烁,充电电流一直是几十毫安,请问这正常么?
Hi
用示波器测量一下MOS过来的电压是否稳定?测试过程需要增加负载电池的。其次确认你选择的功率电感饱和电流足够。(建议大于最大充电电流的1.3倍)