CPC H02J 7/0024 (2013.01) [H01M 10/425 (2013.01); H01M 10/441 (2013.01); H02J 7/0019 (2013.01); H02J 7/0045 (2013.01); H02J 7/0063 (2013.01); H02J 7/007 (2013.01); H02J 7/342 (2020.01); H02J 2207/30 (2020.01)] | 20 Claims |
1. A battery pack, comprising:
a housing;
a plurality of battery sets, arranged in the housing; and
a power supply system, comprises:
a switch control circuit, connected to the plurality of battery sets, for controlling a series-parallel connection mode of the plurality of battery sets;
a main control chip, connected to the plurality of battery sets and the switch control circuit, for controlling the discharge of the plurality of battery sets by the switch control circuit;
a wake-up circuit, connected to the main control chip for waking up the power supply system of the battery pack when the main control chip receives a wake-up signal;
a self-locking circuit, connected to the switch control circuit, wherein the switch control circuit switches to a disabled state when the self-locking circuit is triggered; and
a USB circuit and an extended power output interface, connected to the plurality of battery sets for outputting power to charge external devices.
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