The invention relates to the technical field of battery management, in particular to a resistor recovery CC2 wake-up circuit without occupying a wake-up port, the resistor recovery CC2 wake-up circuit comprises a recovery circuit and a wake-up circuit, and the wake-up circuit comprises a gun insertion wake-up circuit and a gun pulling wake-up circuit which are connected in parallel; the recovery circuit is connected with the detection port and the first recovery port; the wake-up circuit is connected with the wake-up output port; one end of the wake-up circuit is connected with the wake-up output port through a switch element Q1, and the other end of the wake-up circuit is connected with the detection port through a switch element Q2; and a switch element Q4 is arranged between the wake-up output port and the switch element Q1. According to the invention, plugging strong identification and wake-up functions are added, the working stability is improved, and a wake-up port is not occupied for a long time; and meanwhile, the recovery precision of the CC2 resistor is also improved.
本发明涉及电池管理技术领域,具体为一种电阻回采且不占用唤醒口的CC2唤醒电路,包括回采电路和唤醒电路,所述唤醒电路包括并联连接的插枪唤醒电路和拔枪唤醒电路;所述回采电路连接检测端口和第一回采端口;所述唤醒电路连接唤醒输出端口;所述唤醒电路的一端通过开关元件Q1与唤醒输出端口相连,另一端通过开关元件Q2与检测端口相连;所述唤醒输出端口与开关元件Q1之间,设有开关元件Q4。本发明增加了插拔强识别和唤醒功能,提高了工作的稳定性,并且不会长期占用唤醒口;同时本发明也提高了CC2电阻的回采精度。
Resistance recovery CC2 wake-up circuit without occupying wake-up port
一种电阻回采且不占用唤醒口的CC2唤醒电路
2024-10-18
Patent
Electronic Resource
Chinese