BATTERY CHARGING METHOD AND BATTERY PACK USING THE METHOD

摘要

The present invention relates to a battery charging method and a battery pack using the same. According to the present invention, the battery pack comprises: a battery unit including a plurality of battery cells; and a charging circuit for charging the battery unit by using external power. The charging circuit charges the battery cells a first time by the external power and charges the remaining battery cells except some battery cells among the plurality of battery cells a second time to a maximum charging capacity.