main
Ray Brief states the pinout check that actually ran (was an unconditional "Datasheet-verified pinout") 13f0ce4 11d ago
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  "schema_version": 1,
  "type": "component",
  "slug": "gs331-tr",
  "title": "GS331-TR",
  "brief": "Gainsil Comparators, SOT-23-5. Pinout extracted from the datasheet, KiCad symbol/footprint/3D.",
  "version": "0.2.0",
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    "manufacturer": "Gainsil",
    "package": "SOT-23-5",
    "pin_count": 5,
    "category": "Op-amp/Cmp",
    "subcategory": "Comparators",
    "datasheet": "https://datasheet.lcsc.com/datasheet/pdf/075da1bace2c10fa021b18ed0c77d6d8.pdf",
    "parts": {
      "symbol": "gs331-tr.kicad_sym",
      "footprint": "gs331-tr.kicad_mod",
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      "model_3d_plain": "gs331-tr.glb",
      "model_3d_step": "gs331-tr-etched.step",
      "model_3d_step_plain": "gs331-tr.step",
      "lbr": "gs331-tr.lbr"
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    "distributor_links": {
      "lcsc": "C2835231"
    },
    "pins": [
      {
        "number": "1",
        "name": "INPUT-",
        "type": "input",
        "description": "Inverting comparator input. Input common-mode range includes ground; upper end is VCC-1.5V. Should not be driven more than 0.3V below ground. Typical input bias current 25nA."
      },
      {
        "number": "2",
        "name": "GND",
        "type": "power_in",
        "description": "Ground / negative supply return. For single-supply operation tie to 0V; for split-supply operation connect to the negative rail (±1.0V to ±18V)."
      },
      {
        "number": "3",
        "name": "INPUT+",
        "type": "input",
        "description": "Non-inverting comparator input. Input common-mode range includes ground; upper end is VCC-1.5V. Should not be driven more than 0.3V below ground. Typical input bias current 25nA."
      },
      {
        "number": "4",
        "name": "OUTPUT",
        "type": "output",
        "description": "Open-collector comparator output. Requires an external pull-up resistor to VCC (or another rail up to 40V). Typical sink current 16mA; saturation voltage 200mV at 4mA sink; leakage 0.1nA typ."
      },
      {
        "number": "5",
        "name": "VCC",
        "type": "power_in",
        "description": "Positive supply input. Single supply 2.0V to 36V or split supply +1.0V to +18V. Absolute maximum 40V (single) or ±20V (split). Typical supply current 0.4mA at 5V."
      }
    ],
    "provenance": {
      "extractor": "ds2sf",
      "datasheet": {
        "url": "https://datasheet.lcsc.com/datasheet/pdf/075da1bace2c10fa021b18ed0c77d6d8.pdf",
        "pages": 10,
        "sha256": "535ed4507a80be0f",
        "source_tier": "lcsc"
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      "cad": "KiCad official (CC-BY-SA 4.0)",
      "pins": {
        "total": 5,
        "described": 5,
        "cites_pages": true,
        "refuses_to_fabricate": true
      }
    },
    "viewers": {
      "symbol": "viewers/symbol.html",
      "footprint": "viewers/footprint.html"
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    "pin1": {
      "pad": "1",
      "at": [
        -1.1375,
        -0.95
      ],
      "corner": "top-left",
      "source": "silk-marker",
      "derived_from": "SOT-23-5@sha256:455a3f7c3e5eb5b8",
      "mark": "drawn"
    }
  },
  "metadata": {
    "specs": {
      "Manufacturer": "Gainsil",
      "Package": "SOT-23-5",
      "Category": "Op-amp/Cmp",
      "Pins": "5"
    }
  },
  "sections": [
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  "discovery_triggers": [
    "gs331-tr"
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  "discovery_pitch": "GS331-TR (Gainsil) component page with datasheet-verified CAD.",
  "author": {
    "name": "Ray",
    "email": "[email protected]"
  },
  "dependencies": {},
  "hero": {
    "type": "image",
    "path": "docs/hero.png"
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    "gs331-tr-etched.step",
    "gs331-tr.lbr",
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  "visibility": {
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  "variants": [
    {
      "mpn": "GS331-TR",
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  ],
  "updated_at": "2026-09-24T21:14:33.772Z"
}