The invention provides a vehicle ECU wake-up circuit, an electronic device and a vehicle, and the wake-up circuit comprises an electrostatic protection unit which is provided with a first end and a second end, the first end of the electrostatic protection unit is used for inputting a first wake-up trigger signal, and the second end of the electrostatic protection unit is grounded; the ground drift prevention unit is provided with a first end and a second end, and the first end of the ground drift prevention unit is electrically connected with the first end of the electrostatic protection unit; the ECU voltage generation unit is provided with a first end and a second end, the first end of the ECU voltage generation unit is electrically connected with the second end of the ground drift prevention unit, the second end of the ECU voltage generation unit is used for outputting a voltage signal, the second end of the ECU voltage generation unit is used for being electrically connected with a vehicle ECU, and the voltage signal is used for waking up the vehicle ECU. Due to the electrostatic protection design and the ground drift prevention design of the circuit, the application scenes of the wake-up circuit of the vehicle ECU are increased, and the problem that the application scenes of the wake-up circuit of the vehicle ECU in the prior art are limited is solved.

    本申请提供了一种车辆ECU唤醒电路、电子装置与车辆,该唤醒电路包括:静电保护单元,具有第一端和第二端,静电保护单元的第一端用于输入第一唤醒触发信号,静电保护单元的第二端接地;防地漂单元,具有第一端和第二端,防地漂单元的第一端与静电保护单元的第一端电连接;ECU电压生成单元,具有第一端和第二端,ECU电压生成单元的第一端与防地漂单元的第二端电连接,ECU电压生成单元第二端用于输出电压信号,ECU电压生成单元第二端用于与车辆ECU电连接,电压信号用于唤醒车辆ECU。该电路的静电保护设计和防地漂设计增多了车辆ECU的唤醒电路的适用场景,解决了现有技术中车辆ECU的唤醒电路适用场景受限的问题。


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    Title :

    Vehicle ECU wake-up circuit, electronic device and vehicle


    Additional title:

    车辆ECU唤醒电路、电子装置与车辆


    Contributors:
    WANG JIAWEI (author) / ZHANG YU (author) / ZHANG XU (author) / LIU TANGJUN (author)

    Publication date :

    2023-03-07


    Type of media :

    Patent


    Type of material :

    Electronic Resource


    Language :

    Chinese


    Classification :

    IPC:    B60R Fahrzeuge, Fahrzeugausstattung oder Fahrzeugteile, soweit nicht anderweitig vorgesehen , VEHICLES, VEHICLE FITTINGS, OR VEHICLE PARTS, NOT OTHERWISE PROVIDED FOR / H02H EMERGENCY PROTECTIVE CIRCUIT ARRANGEMENTS , Schutzschaltungsanordnungen



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