IL7101SN

{
  "slug": "il7101sn",
  "version": "0.1.0",
  "type": "component",
  "description": "IKSEMICON Leakage Protection ICs, DIP-8. Pinout reviewed by a person against the datasheet, KiCad symbol/footprint/3D.",
  "tags": [
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    "power management (pmic)",
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  "component": {
    "mpn": "IL7101SN",
    "manufacturer": "IKSEMICON",
    "package": "DIP-8",
    "pin_count": 8,
    "category": "Power Management (PMIC)",
    "subcategory": "Leakage Protection ICs",
    "datasheet": "https://jlcpcb.com/api/file/downloadByFileSystemAccessId/8600552864461185024",
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    "distributor_links": {
      "lcsc": "C19725833"
    },
    "distributor_check": {
      "checked_at": "2026-10-21T17:29:41Z",
      "source": "Component Ocean /api/assign-pns",
      "digikey": {
        "pn": null,
        "status": "quota"
      },
      "mouser": {
        "pn": null,
        "status": "quota"
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    },
    "pins": [
      {
        "number": "1",
        "name": "VR",
        "type": "input",
        "description": "Positive input to differential amplifier; voltage reference connected to zero-current transformer load resistance for sensitivity adjustment."
      },
      {
        "number": "2",
        "name": "IN",
        "type": "input",
        "description": "Negative input to differential amplifier; signal input connected to zero-current transformer secondary winding for leakage current detection."
      },
      {
        "number": "3",
        "name": "GND",
        "type": "power_in",
        "description": "Ground; power supply common return and signal reference point."
      },
      {
        "number": "4",
        "name": "V+",
        "type": "power_in",
        "description": "Positive power supply input; 12V typical minimum for normal operation; requires bypass capacitor greater than 1µF to ground."
      },
      {
        "number": "5",
        "name": "Sc",
        "type": "output",
        "description": "Schmitt trigger comparator output for external SCR gate drive; supplies gate current when earth leakage current exceeds threshold."
      },
      {
        "number": "6",
        "name": "OD",
        "type": "output",
        "description": "Open-drain output; can remain unconnected or terminate with 0.047µF capacitor to pin 7 for EMI filtering."
      },
      {
        "number": "7",
        "name": "NR",
        "type": "unconnected",
        "description": "Not required; pin can remain floating; used as capacitor connection point to pin 6."
      },
      {
        "number": "8",
        "name": "Os",
        "type": "output",
        "description": "Comparator output stage with 0.8V typical output; connects to internal latch circuit and requires bypass capacitor to ground."
      }
    ],
    "provenance": {
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      "datasheet": {
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        "pages": 10,
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        "source_tier": "lcsc"
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      "cad": "KiCad official (CC-BY-SA 4.0)",
      "pins": {
        "total": 8,
        "described": 8,
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        "refuses_to_fabricate": true
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}