CG0402MLU-3.3G

{
  "schema_version": 1,
  "type": "component",
  "slug": "cg0402mlu-3-3g",
  "title": "CG0402MLU-3.3G",
  "brief": "BOURNS Varistors, 0402. Pinout extracted from the datasheet, KiCad symbol/footprint/3D.",
  "version": "0.1.0",
  "license": "CC-BY-SA-4.0",
  "tags": [
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    "circuit protection",
    "cg0402mlu-3.3g"
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  "component": {
    "mpn": "CG0402MLU-3.3G",
    "manufacturer": "BOURNS",
    "package": "0402",
    "pin_count": 2,
    "category": "Circuit Protection",
    "subcategory": "Varistors",
    "datasheet": "https://jlcpcb.com/api/file/downloadByFileSystemAccessId/8590161142007308288",
    "parts": {
      "symbol": "cg0402mlu-3-3g.kicad_sym",
      "footprint": "cg0402mlu-3-3g.kicad_mod",
      "model_3d": "cg0402mlu-3-3g-etched.glb",
      "model_3d_plain": "cg0402mlu-3-3g.glb",
      "model_3d_step": "cg0402mlu-3-3g-etched.step",
      "model_3d_step_plain": "cg0402mlu-3-3g.step",
      "lbr": "cg0402mlu-3-3g.lbr"
    },
    "distributor_links": {},
    "pins": [
      {
        "number": "1",
        "name": "A",
        "type": "passive",
        "description": "Terminal 1 of the bidirectional ESD protector. Connect between the signal line and ground (device is symmetric/bidirectional, so terminal assignment is interchangeable). Clamps transients above ~250 V trigger to protect downstream circuitry."
      },
      {
        "number": "2",
        "name": "B",
        "type": "passive",
        "description": "Terminal 2 of the bidirectional ESD protector. Connect between the signal line and ground (device is symmetric/bidirectional, so terminal assignment is interchangeable). Clamps transients above ~250 V trigger to protect downstream circuitry."
      }
    ],
    "provenance": {
      "extractor": "ds2sf",
      "datasheet": {
        "url": "https://jlcpcb.com/api/file/downloadByFileSystemAccessId/8590161142007308288",
        "pages": 4,
        "sha256": "f29173b512250d11",
        "source_tier": "lcsc"
      },
      "cad": "KiCad official (CC-BY-SA 4.0)",
      "pins": {
        "total": 2,
        "described": 2,
        "cites_pages": true,
        "refuses_to_fabricate": true
      }
    },
    "viewers": {
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      "footprint": "viewers/footprint.html"
    },
    "models_3d": [
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        "file": "cg0402mlu-3-3g.step",
        "role": "plain",
        "up": "Z",
        "units": "mm",
        "origin": "footprint origin = pad-pattern centre",
        "seat": "z = 0",
        "extents_mm": [
          1,
          0.5,
          0.35
        ],
        "zmin_mm": 0,
        "centre_offset_mm": 0,
        "footprint_binding": "identity",
        "sha256": "91507e5af4251cb4ef38e04889c9b98da29904432bd83786bba13ae9b605eacb",
        "checked": "2026-10-07",
        "checked_by": "factory/step_pose.py (Z-up, origin, seat, binding)"
      },
      {
        "file": "cg0402mlu-3-3g-etched.step",
        "role": "eda",
        "up": "Z",
        "units": "mm",
        "origin": "footprint origin = pad-pattern centre",
        "seat": "z = 0",
        "extents_mm": [
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        "zmin_mm": 0,
        "centre_offset_mm": 0,
        "footprint_binding": "identity",
        "sha256": "04a3fe7c5ae9ce429adb7761d6f1cc930b8690f3d823dbb417ac31bb360230fc",
        "checked": "2026-10-07",
        "checked_by": "factory/step_pose.py (Z-up, origin, seat, binding)"
      }
    ]
  },
  "metadata": {
    "specs": {
      "Manufacturer": "BOURNS",
      "Package": "0402",
      "Category": "Circuit Protection",
      "Pins": "2"
    }
  },
  "variants": [
    {
      "mpn": "CG0402MLU-3.3GG",
      "kind": "packaging"
    },
    {
      "mpn": "CG0402MLU-3.3GE",
      "kind": "packaging"
    }
  ],
  "sections": [
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    "viewers",
    "readme",
    "breadcrumbs",
    "info"
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  "discovery_triggers": [
    "cg0402mlu-3.3g"
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  "discovery_pitch": "CG0402MLU-3.3G (BOURNS) component page with datasheet-verified CAD.",
  "author": {
    "name": "Ray"
  },
  "dependencies": {},
  "hero": {
    "type": "image",
    "path": "docs/hero.png"
  },
  "files": [
    "page.json",
    "README.md",
    "cg0402mlu-3-3g.kicad_sym",
    "cg0402mlu-3-3g.kicad_mod",
    "cg0402mlu-3-3g.glb",
    "cg0402mlu-3-3g.step",
    "cg0402mlu-3-3g.lbr",
    "docs/hero.png",
    "docs/cg0402mlu-3-3g-datasheet.pdf",
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    "viewers/footprint.html"
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  "visibility": {
    "public": true
  },
  "updated_at": "2026-09-24T18:59:46.282Z"
}