| 摘要 |
A vehicle power supply apparatus includes a battery (BA) that is the main power storage device, a power feed line (PL2) through which power is supplied to an inverter (22) that drives a motor generator (MG2), a boost converter (12A) provided between the battery (BA) and power feed line (PL2) to convert voltage, batteries (BB1, BB2) that are a plurality of subpower storage devices provided parallel to each other, and a boost converter (12B) provided between the plurality of subpower storage devices and power feed line (PL2) to convert voltage. The boost converter (12B) is selectively connected to any one of the plurality of subpower storage devices to convert voltage. |
