| 摘要 |
PROBLEM TO BE SOLVED: To obtain a vehicle power conversion device which does not influence the operation of an inverter if a DC/DC converter becomes faulty.SOLUTION: The inverter and the DC/DC converter are integrally disposed inside the same housing. A DC/DC converter control power switch is disposed between a control power supply and DC/DC converter control means. When an output voltage value of the DC/DC converter exceeds a predetermined value, the inverter control means controls the DC/DC converter control power switch to shut off power supply from the control power supply to the DC/DC converter control means. |
