The present invention concerns an electronic device (1) for a motor vehicle suitable for being supplied with voltage by a first power supply network (G12) and by a second power supply network (G48), wherein the electronic device (1) comprises: - three connection interfaces (112); - a main switch (Q2) suitable for conveying signals (DAT) on the series system bus (BLIN); - a main anti-backflow diode (D8) suitable for preventing a current (i1) from flowing from the second power supply network (G48) to the first power supply network (G12); - a functional module (11) connected to the first connection interface (112) and to the second connection interface (148); - a protection module (10) suitable for isolating the first power supply network (G12) and the series system bus (BLIN) from the second power supply network (G48) during a loss of the common ground (GND).
DISPOSITIF ELECTRONIQUE POUR VEHICULE AUTOMOBILE ALIMENTE PAR DEUX RESAUX D'ALIMENTATION ELECTRIQUES
ELECTRONIC DEVICE FOR VEHICLES POWERED BY TWO ELECTRICAL POWER NETWORKS
ELEKTRONISCHER VORRICHTUNG FÜR KRAFTFAHRZEUGE, WOBEI DIE VORRICHTUNG MIT ZWEI BORDNETZE VERBUNDEN IST
2022-11-09
Patent
Electronic Resource
French
IPC: | B60R Fahrzeuge, Fahrzeugausstattung oder Fahrzeugteile, soweit nicht anderweitig vorgesehen , VEHICLES, VEHICLE FITTINGS, OR VEHICLE PARTS, NOT OTHERWISE PROVIDED FOR / B60H ARRANGEMENTS OR ADAPTATIONS OF HEATING, COOLING, VENTILATING, OR OTHER AIR-TREATING DEVICES SPECIALLY FOR PASSENGER OR GOODS SPACES OF VEHICLES , Anordnung oder Einbau der Heizung, Kühlung, Lüftung oder anderer Luftbehandlungsvorrichtungen für die Fahrzeugräume für Reisende oder Fracht |
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