LM431BIMX

{
  "schema_version": 1,
  "type": "component",
  "slug": "lm431bimx",
  "title": "LM431BIMX",
  "brief": "Texas Instruments Voltage Reference, SOIC-8. Pinout cross-checked by two models against the datasheet, KiCad symbol/footprint/3D.",
  "version": "0.1.0",
  "license": "CC-BY-SA-4.0",
  "tags": [
    "component",
    "power management (pmic)",
    "lm431bimx",
    "factory-2.0.0",
    "extractor-text"
  ],
  "component": {
    "mpn": "LM431BIMX",
    "manufacturer": "Texas Instruments",
    "package": "SOIC-8",
    "pin_count": 8,
    "category": "Power Management (PMIC)",
    "subcategory": "Voltage Reference",
    "datasheet": "https://www.ti.com/cn/lit/gpn/lm431",
    "parts": {
      "symbol": "lm431bimx.kicad_sym",
      "footprint": "lm431bimx.kicad_mod",
      "model_3d": "lm431bimx-hero.glb",
      "model_3d_plain": "lm431bimx.glb",
      "model_3d_step": "lm431bimx-etched.step",
      "model_3d_step_plain": "lm431bimx.step",
      "lbr": "lm431bimx.lbr"
    },
    "distributor_links": {
      "lcsc": "C2863182",
      "digikey": "LM431BIMXFS-ND",
      "mouser": "512-LM431BIMX"
    },
    "distributor_check": {
      "checked_at": "2026-10-06T03:28:14Z",
      "source": "Component Ocean /api/assign-pns",
      "digikey": {
        "pn": "LM431BIMXFS-ND",
        "status": "found",
        "lifecycle": "Obsolete"
      },
      "mouser": {
        "pn": "512-LM431BIMX",
        "status": "found",
        "lifecycle": "Obsolete"
      }
    },
    "pins": [
      {
        "number": "1",
        "name": "Cathode",
        "type": "bidirectional",
        "description": "Shunt current and output voltage terminal with maximum voltage rating of 37 V and continuous current range of -10 to 150 mA"
      },
      {
        "number": "2",
        "name": "Anode",
        "type": "power_in",
        "description": "Anode ground terminal, typically connected to circuit ground for current sinking"
      },
      {
        "number": "3",
        "name": "Anode",
        "type": "power_in",
        "description": "Anode ground terminal, typically connected to circuit ground for current sinking"
      },
      {
        "number": "4",
        "name": "NC",
        "type": "unconnected",
        "description": "No internally connected terminal"
      },
      {
        "number": "5",
        "name": "NC",
        "type": "unconnected",
        "description": "No internally connected terminal"
      },
      {
        "number": "6",
        "name": "Anode",
        "type": "power_in",
        "description": "Anode ground terminal, typically connected to circuit ground for current sinking"
      },
      {
        "number": "7",
        "name": "Anode",
        "type": "power_in",
        "description": "Anode ground terminal, typically connected to circuit ground for current sinking"
      },
      {
        "number": "8",
        "name": "Reference",
        "type": "input",
        "description": "Reference input terminal for programming output voltage with maximum input current of 10 mA"
      }
    ],
    "provenance": {
      "extractor": "extract_pins 0.3",
      "factory_chain": {
        "factory": "2.0.0",
        "extractor": "extract_pins 0.3",
        "primary_model": "claude-haiku-4-5-20251001",
        "primary_mode": "text",
        "consensus_model": "claude-sonnet-5-5",
        "consensus": "agreed",
        "guards": "pin_guards 0.1: passed",
        "guard_notes": [],
        "pages_sent": 10,
        "cost_usd": 0.1186,
        "at": "2026-10-06T03:28:00"
      },
      "datasheet": {
        "url": "https://www.ti.com/cn/lit/gpn/lm431",
        "pages": 37,
        "sha256": "9c0bcff4967eaad2",
        "source_tier": "lcsc"
      },
      "cad": "KiCad official (CC-BY-SA 4.0)",
      "pins": {
        "total": 8,
        "described": 8,
        "cites_pages": true,
        "refuses_to_fabricate": true
      }
    },
    "viewers": {
      "symbol": "viewers/symbol.html",
      "footprint": "viewers/footprint.html"
    }
  },
  "metadata": {
    "specs": {
      "Manufacturer": "Texas Instruments",
      "Package": "SOIC-8",
      "Category": "Power Management (PMIC)",
      "Pins": "8"
    }
  },
  "variants": [],
  "sections": [
    "hero",
    "viewers",
    "readme",
    "breadcrumbs",
    "info"
  ],
  "discovery_triggers": [
    "lm431bimx"
  ],
  "discovery_pitch": "LM431BIMX (Texas Instruments) component page: datasheet pinout, KiCad symbol, footprint and 3D.",
  "author": {
    "name": "Ray",
    "email": "[email protected]"
  },
  "dependencies": {},
  "hero": {
    "type": "image",
    "path": "docs/hero.png"
  },
  "files": [
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    "README.md",
    "lm431bimx.kicad_sym",
    "lm431bimx.kicad_mod",
    "lm431bimx.glb",
    "lm431bimx.step",
    "lm431bimx.lbr",
    "docs/hero.png",
    "docs/lm431bimx-datasheet.pdf",
    "viewers/symbol.html",
    "viewers/footprint.html",
    "lm431bimx-hero.glb",
    "lm431bimx-hero.overlay.json"
  ],
  "visibility": {
    "public": true
  }
}