{
  "$type": "site.standard.document",
  "coverImage": {
    "$type": "blob",
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  "description": "According to an aspect of the present disclosure, there is provided a pyrofuse ignition apparatus including a pyroswitch including a high side to which an operating voltage is applied, a low side to which a ground is connected, and an internal resistance between the high side and the low side, a…",
  "path": "/patents/1423389",
  "publishedAt": "2026-06-18T00:00:00.000Z",
  "site": "at://did:plc:oql6ds5vnff4ugar6rruliwd/site.standard.publication/3mn3ohu7oxx5w",
  "tags": [
    "H01H39/006",
    "Samsung SDI Co., Ltd."
  ],
  "textContent": "According to an aspect of the present disclosure, there is provided a pyrofuse ignition apparatus including a pyroswitch including a high side to which an operating voltage is applied, a low side to which a ground is connected, and an internal resistance between the high side and the low side, a low side switch that outputs an ignition start signal to the low side of the pyroswitch, a constant current supplier that is connected to the low side of the pyroswitch and supplies a constant current to the internal resistance of the pyroswitch, a high side switch configured to turn off an operating voltage applied to the high side of the pyroswitch when diagnosing the pyroswitch, and a resistance monitoring unit configured to monitor a voltage difference across the internal resistance of the pyroswitch.",
  "title": "PYROFUSE IGNITION APPARATUS AND BATTERY SYSTEM INCLUDING PYROFUSE"
}