A vehicle power supply device includes a backup power supply to which power is supplied from a battery mounted in the vehicle, a boost unit that boosts a voltage of the backup power supply to a predetermined boost voltage, a motor drive unit that is connected to the battery and the boost unit and is capable of driving the electric motor by being supplied with power from one of the battery and the boost unit, a first switching unit that conducts or interrupts power supply between the battery and the motor drive unit, a control unit that controls the first switching unit, and a second switching unit that is provided between the boost unit and the first switching unit and turns off the first switching unit when a voltage output from the boost unit becomes equal to or higher than the predetermined boost voltage


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    Title :

    VEHICLE POWER SUPPLY DEVICE AND DOOR LATCH DEVICE


    Contributors:

    Publication date :

    2024-12-26


    Type of media :

    Patent


    Type of material :

    Electronic Resource


    Language :

    English


    Classification :

    IPC:    E05B LOCKS , Schlösser / B60R Fahrzeuge, Fahrzeugausstattung oder Fahrzeugteile, soweit nicht anderweitig vorgesehen , VEHICLES, VEHICLE FITTINGS, OR VEHICLE PARTS, NOT OTHERWISE PROVIDED FOR / H02J CIRCUIT ARRANGEMENTS OR SYSTEMS FOR SUPPLYING OR DISTRIBUTING ELECTRIC POWER , Schaltungsanordnungen oder Systeme für die Abgabe oder Verteilung elektrischer Leistung



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