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BQ25504 太陽能能源消失時

Other Parts Discussed in Thread: BQ25504

請教各位一下,正常工作時太陽能對負載及電池充電,而當太陽能來源消失時,而此時太陽能不夠提供BQ25504動作,此時是否應該繼續由電池供電給BQ25504,讓內部PMOS繼續導通,電池才能提供給負載??