The invention relates to a switch circuit, a power supply control device and a vehicle, the switch circuit comprises a short circuit protection module, a switch module, a current detection module and a digital diagnosis module; the first end of the short circuit protection module is electrically connected with the power supply input end; the second end of the short circuit protection module is electrically connected with the first end of the switch module; the second end of the switch module is electrically connected with the power supply output end; the third end of the short circuit protection module is electrically connected with the control end of the switch module; the current detection module is connected between the power supply input end and the power supply output end; the first output end and the second output end of the current detection module are electrically connected with the input end of the digital diagnosis module; when the switching circuit is short-circuited, the power supply circuit can be quickly switched off, the abnormal condition can be automatically diagnosed and output, a user can be timely reminded of the failure of the switching circuit, and the safety of the switching circuit is improved.
本公开涉及一种开关电路、电源控制装置及车辆,开关电路,包括:短路保护模块、开关模块、电流检测模块和数字诊断模块;所述短路保护模块的第一端与电源输入端电连接;所述短路保护模块的第二端与所述开关模块的第一端电连接;所述开关模块的第二端与电源输出端电连接;所述短路保护模块的第三端和与所述开关模块的控制端电连接;所述电流检测模块连接在电源输入端与电源输出端之间;所述电流检测模块的第一输出端和第二输出端均与所述数字诊断模块的输入端电连接;本公开可以在开关电路出现短路状况时,快速作出反应,断开供电电路并对异常情况进行自动诊断输出,及时提醒用户开关电路出现故障,提高开关电路的安全性。
Switching circuit, power supply control device and vehicle
一种开关电路、电源控制装置及车辆
2024-11-22
Patent
Electronic Resource
Chinese
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