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  "description": "A power supply system (1) includes a high voltage battery (3), a first DCDC converter (5) connected to the high voltage battery (3), a low voltage lead battery (7) configured to be charged from the high voltage battery (3) via the first DCDC converter (5), a low voltage lithium battery (9)…",
  "path": "/patents/1432819",
  "publishedAt": "2022-08-31T00:00:00.000Z",
  "site": "at://did:plc:oql6ds5vnff4ugar6rruliwd/site.standard.publication/3mn3ohu7oxx5w",
  "tags": [
    "B60L58/20",
    "YAZAKI CORP [JP]"
  ],
  "textContent": "A power supply system (1) includes a high voltage battery (3), a first DCDC converter (5) connected to the high voltage battery (3), a low voltage lead battery (7) configured to be charged from the high voltage battery (3) via the first DCDC converter (5), a low voltage lithium battery (9) connected to a low voltage power supply circuit (6), the low voltage lead battery (7), and a load (8,10), a second DCDC converter (12) connected to the low voltage power supply circuit (6) and disposed between the low voltage lead battery (7) and the low voltage lithium battery (9), a bypass circuit (13) connected to the low voltage power supply circuit (6) to bypass the second DCDC converter (2), and a control device (11) configured to watch the low voltage lithium battery (9) and control on/off of a switch unit (14) provided in the bypass circuit (13).",
  "title": "POWER SUPPLY SYSTEM, DCDC CONVERTER DEVICE, AND CHARGING METHOD"
}