To provide a wiper motor control device capable of preventing output voltage of a battery from dropping below operation stop voltage set in a CPU and driving a wiper even when the voltage of the battery drops.SOLUTION: A wiper motor control device 20 has a voltage detection circuit 21 for detecting voltage of a power supply supplied from a battery, and a control unit 26 for performing control for lowering a duty ratio of voltage supplied to a wiper motor in response to detected voltage being lower than a reference value.SELECTED DRAWING: Figure 2

    【課題】バッテリの出力電圧がCPUに設定されている作動停止電圧以下に降下することを抑制でき、バッテリの電圧が低下した際にも、ワイパーを駆動できるようにしたワイパーモータ制御装置を提供する。【解決手段】ワイパーモータ制御装置20は、バッテリから供給される電源の電圧を検出する電圧検出回路21と、検出された電圧が基準値よりも低下することに応じて、ワイパーモータに供給される電圧のデューティ比を下げる制御を行う制御部26を有する。【選択図】図2


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    Title :

    WIPER MOTOR CONTROL APPARATUS AND WIPER MOTOR CONTROL METHOD


    Additional title:

    ワイパーモータ制御装置及びワイパーモータ制御方法



    Publication date :

    2021-06-03


    Type of media :

    Patent


    Type of material :

    Electronic Resource


    Language :

    Japanese


    Classification :

    IPC:    B60S SERVICING, CLEANING, REPAIRING, SUPPORTING, LIFTING, OR MANOEUVRING OF VEHICLES, NOT OTHERWISE PROVIDED FOR , Warten, Reinigen, Instandsetzen, Unterstützen, Anheben oder Rangieren von Fahrzeugen, soweit nicht anderweitig vorgesehen



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