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    • 9. 发明申请
    • CELL BALANCING CIRCUIT AND BATTERY PACK HAVING THE SAME
    • 电池平衡电路和具有该电池的电池组
    • US20140042972A1
    • 2014-02-13
    • US13728373
    • 2012-12-27
    • Tae-Jin KIMJoon-Soo BAE
    • Tae-Jin KIMJoon-Soo BAE
    • H02J7/00
    • H02J7/00H02J7/0016
    • A cell balancing circuit includes a plurality of battery cells coupled in series, balancing switches, each balancing switch being coupled in parallel to a respective battery cell, balancing resistors, each balancing resistor being coupled in series to the respective battery cell, a balancing controller that individually controls the balancing switches such that the battery cells are discharged through the balancing resistors, and positive temperature coefficient (PTC) elements, each PTC element being positioned adjacent to a respective balancing resistor and electrically coupled to the respective balancing switch coupled in series to the respective balancing resistor
    • 电池平衡电路包括串联耦合的多个电池单元,平衡开关,每个平衡开关并联耦合到相应的电池单元,平衡电阻器,每个平衡电阻器串联耦合到相应的电池单元;平衡控制器, 单独控制平衡开关,使得电池单元通过平衡电阻器和正温度系数(PTC)元件放电,每个PTC元件被定位成相邻于相应的平衡电阻器,并电耦合到相应的平衡开关, 各自的平衡电阻