An in-vehicle backup the control apparatus includes a switch unit (for example, including second switch units), a control unit, a low-voltage detection circuit, and a latching circuit. The switch unit is provided between a power storage unit and a load (for example, a second load). The control unit controls the switch unit. The low-voltage detection circuit detects a low-voltage state of an electric power path through which electric power from a power supply unit is supplied. When the low-voltage detection circuit detects the low-voltage state, the latching circuit is switched to a latched state in which the switch unit is kept in an on state. When the electric power path is in the low-voltage state, the control unit releases the latched state and controls the switch unit to be in an on state.
In-vehicle backup control apparatus and in-vehicle backup apparatus
2023-06-13
Patent
Electronic Resource
English
IPC: | H02J CIRCUIT ARRANGEMENTS OR SYSTEMS FOR SUPPLYING OR DISTRIBUTING ELECTRIC POWER , Schaltungsanordnungen oder Systeme für die Abgabe oder Verteilung elektrischer Leistung / B60L PROPULSION OF ELECTRICALLY-PROPELLED VEHICLES , Antrieb von elektrisch angetriebenen Fahrzeugen / B60R Fahrzeuge, Fahrzeugausstattung oder Fahrzeugteile, soweit nicht anderweitig vorgesehen , VEHICLES, VEHICLE FITTINGS, OR VEHICLE PARTS, NOT OTHERWISE PROVIDED FOR |
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