The invention relates to a switching circuit and a vehicle. The switching circuit comprises a current detection module, a control module and a switching module, the first end of the switch module is electrically connected with the power input end; the second end of the switch module is electrically connected with the first end of the current detection module; the third end of the switch module is electrically connected with the output end of the control module; the second end of the current detection module is electrically connected with the power supply output end, and the output end of the current detection module is electrically connected with the control enabling end of the control module; the current detection module comprises a detection resistor; the current detection module outputs a first effective enable signal to the control enable end of the control module when the current of the power supply input end meets a first fault condition; the control enabling end of the control module is connected with a first effective enabling signal, the output end of the control module controls the switch module to be disconnected, and the power input end and the power output end are disconnected. According to the technical scheme, the precision and accuracy of current detection are improved, and the safety of the vehicle is improved.
本公开涉及一种开关电路及车辆,开关电路包括:电流检测模块、控制模块和开关模块;开关模块的第一端与电源输入端电连接;开关模块的第二端与电流检测模块的第一端电连接;开关模块的第三端与控制模块的输出端电连接;电流检测模块的第二端与电源输出端电连接,电流检测模块的输出端与控制模块的控制使能端电连接;电流检测模块包括检测电阻;电流检测模块在电源输入端的电流满足第一故障条件时,向控制模块的控制使能端输出第一有效使能信号;控制模块的控制使能端接入第一有效使能信号,控制模块的输出端控制开关模块断开,电源输入端和电源输出端断开。通过本公开的技术方案,提高了电流检测的精度和准确度,提高车辆的安全性。
Switching circuit and vehicle
开关电路及车辆
2023-07-14
Patent
Electronic Resource
Chinese
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