Low -power consumption lithium battery protection device that establishes ties more

The utility model discloses a low -power consumption lithium battery protection device that establishes ties more, close including first battery protection IC, not circuit, one -level drive circuit, second grade drive circuit, high limit VSP power supply electric current that breaking of contact, power supply source VSP steady voltage current -limiting circuit, overcharge protection circuit, output auto -lock area carry reset circuit, a protection self -locking circuit and a discharge protection switch are carried to the area. The utility model provides a low -power consumption lithium batteryprotection device that establishes ties more possesses better compatibility, can in certain extent extension series connection quantity, reduce many series battery from power consumptive storage andlife in order to increase the battery. 本实用新型公开了种低功耗多串联锂电池保护装置，包括第电池保护IC、非门电路、级驱动电路、二级驱动电路、高边VSP供电电流关断电路、供电源VSP稳压限流电路、过充保护电路、输出自锁带载复位电路、带载保护自锁电路和放电保护开关。本实用新型提供的低功耗多串联锂电池保护装置，具备较好的兼容性，能在定范围内扩展串联数量，降低多串联电池组的自耗电以增加电池的存储和使用寿命。