{
  "$type": "site.standard.document",
  "description": "Provided is a current switching device for an emergency start power supply of a car, including: a lithium battery voltage sampling circuit configured to collect a lithium battery voltage in the emergency start power supply; a battery voltage sampling circuit configured to collect a battery voltage…",
  "path": "/patents/1382396",
  "publishedAt": "2026-05-07T00:00:00.000Z",
  "site": "at://did:plc:oql6ds5vnff4ugar6rruliwd/site.standard.publication/3mn3ohu7oxx5w",
  "tags": [
    "H02J7/94",
    "Shenzhen Benrong New Energy Technology Co., Ltd"
  ],
  "textContent": "Provided is a current switching device for an emergency start power supply of a car, including: a lithium battery voltage sampling circuit configured to collect a lithium battery voltage in the emergency start power supply; a battery voltage sampling circuit configured to collect a battery voltage of the car; a control module configured to output a first control signal and a second control signal based on the lithium battery voltage and the battery voltage; a precharging circuit configured to transmit lithium battery energy of the emergency start power supply into a battery based on a first current when the first control signal is at a high level; and a relay configured to transmit the lithium battery energy of the emergency start power supply into the battery based on a second current when the second control signal is at a high level.",
  "title": "CURRENT SWITCHING DEVICE FOR EMERGENCY START POWER SUPPLY OF CAR"
}