AS431IAZTR-G1

{
  "slug": "as431iaztr-g1",
  "version": "0.1.0",
  "type": "component",
  "description": "Diodes Incorporated Voltage Reference, TO-92. Pinout cross-checked by two models against the datasheet, KiCad symbol/footprint/3D.",
  "tags": [
    "component",
    "power management (pmic)",
    "as431iaztr-g1",
    "factory-2.0.0",
    "extractor-text"
  ],
  "dependencies": {},
  "hero": {
    "type": "image",
    "path": "docs/hero.png"
  },
  "files": [
    "page.json",
    "README.md",
    "as431iaztr-g1.kicad_sym",
    "as431iaztr-g1.kicad_mod",
    "as431iaztr-g1.glb",
    "as431iaztr-g1.step",
    "as431iaztr-g1.lbr",
    "docs/hero.png",
    "docs/as431iaztr-g1-datasheet.pdf",
    "viewers/symbol.html",
    "viewers/footprint.html",
    "as431iaztr-g1-hero.glb",
    "as431iaztr-g1-hero.overlay.json",
    "as431iaztr-g1-etched.glb"
  ],
  "component": {
    "mpn": "AS431IAZTR-G1",
    "manufacturer": "Diodes Incorporated",
    "package": "TO-92",
    "pin_count": 3,
    "category": "Power Management (PMIC)",
    "subcategory": "Voltage Reference",
    "datasheet": "https://www.diodes.com/assets/Datasheets/AS431IAZTR-G1.pdf",
    "parts": {
      "symbol": "as431iaztr-g1.kicad_sym",
      "footprint": "as431iaztr-g1.kicad_mod",
      "model_3d": "as431iaztr-g1-hero.glb",
      "model_3d_plain": "as431iaztr-g1-etched.glb",
      "model_3d_step": "as431iaztr-g1-etched.step",
      "model_3d_step_plain": "as431iaztr-g1.step",
      "lbr": "as431iaztr-g1.lbr"
    },
    "distributor_links": {
      "lcsc": "C6125836",
      "digikey": "31-AS431IAZTR-G1CT-ND",
      "mouser": "621-AS431IAZTR-G1"
    },
    "distributor_check": {
      "checked_at": "2026-10-28T18:58:13Z",
      "source": "Component Ocean /api/assign-pns",
      "digikey": {
        "pn": "31-AS431IAZTR-G1CT-ND",
        "status": "found",
        "lifecycle": "Active"
      },
      "mouser": {
        "pn": "621-AS431IAZTR-G1",
        "status": "found"
      }
    },
    "pins": [
      {
        "number": "1",
        "name": "REF",
        "type": "input",
        "description": "Reference input held at VREF (2.5 V nominal, 2.475 V to 2.525 V at 1.0% grade) and reference input current is limited to 10 mA maximum."
      },
      {
        "number": "2",
        "name": "ANODE",
        "type": "passive",
        "description": "Anode terminal of the shunt regulator, shown connected to GND in the application circuits; the datasheet gives no separate electrical limit for this pin."
      },
      {
        "number": "3",
        "name": "CATHODE",
        "type": "passive",
        "description": "Cathode terminal whose voltage sets the output between VREF and a maximum of 36 V, with continuous cathode current of -100 to 150 mA absolute maximum."
      }
    ],
    "provenance": {
      "extractor": "extract_pins 0.3",
      "factory_chain": {
        "factory": "2.0.0",
        "extractor": "extract_pins 0.3",
        "primary_model": "claude-haiku-5-5",
        "primary_mode": "text",
        "consensus_model": "claude-sonnet-5-5",
        "consensus": "agreed",
        "guards": "pin_guards 0.1: passed",
        "guard_notes": [
          "extractor flagged: The page 2 text extraction for the TO-92 (Ammo Packing) pin diagram is garbled (labels and numbers a; The datasheet does not state an electrical limit for the anode pin; the description only notes its c; The datasheet gives a separate TO-92 (Bulk Packing) pin diagram with a similarly garbled extraction;"
        ],
        "pages_sent": 17,
        "cost_usd": 0.1114,
        "at": "2026-10-28T18:58:06"
      },
      "datasheet": {
        "url": "https://www.diodes.com/assets/Datasheets/AS431IAZTR-G1.pdf",
        "pages": 17,
        "sha256": "7798d8aa0644ba76",
        "source_tier": "mfr"
      },
      "cad": "KiCad official (CC-BY-SA 4.0)",
      "pins": {
        "total": 3,
        "described": 3,
        "cites_pages": true,
        "refuses_to_fabricate": true
      }
    },
    "viewers": {
      "symbol": "viewers/symbol.html",
      "footprint": "viewers/footprint.html"
    },
    "models_3d": [
      {
        "file": "as431iaztr-g1.step",
        "role": "plain",
        "up": "Z",
        "units": "mm",
        "origin": "footprint origin = pad-pattern centre",
        "seat": "body on z = 0, through-hole leads below",
        "extents_mm": [
          4.83,
          3.745,
          9.8
        ],
        "zmin_mm": -2.5,
        "centre_offset_mm": 0.542,
        "footprint_binding": "identity",
        "sha256": "f0b61c32ecbf0067157adc5a3d4966ceadf5d6dafe93c51af35f76c41c71a54a",
        "checked": "2026-10-28",
        "checked_by": "factory/step_pose.py (Z-up, origin, seat, binding)"
      },
      {
        "file": "as431iaztr-g1-etched.step",
        "role": "eda",
        "up": "Z",
        "units": "mm",
        "origin": "footprint origin = pad-pattern centre",
        "seat": "body on z = 0, through-hole leads below",
        "extents_mm": [
          4.83,
          3.745,
          9.8
        ],
        "zmin_mm": -2.5,
        "centre_offset_mm": 0.542,
        "footprint_binding": "identity",
        "sha256": "25ee92c8ad0f748c2f978f1c748d32d18d16416339ad0f1fdf9ce5465e270ce6",
        "checked": "2026-10-28",
        "checked_by": "factory/step_pose.py (Z-up, origin, seat, binding)"
      }
    ],
    "package_dims": {
      "package_code": "TO-92 (Ammo Packing)",
      "source_page": 12,
      "e": {
        "nom_mm": 1.27,
        "range_mm": [
          null,
          null
        ]
      },
      "source": "datasheet package drawing, every number found on its page (extract_pins --task dims)",
      "model_check": {
        "file": "as431iaztr-g1.step",
        "verdict": "SKIP",
        "reasons": [
          "the datasheet dimensions give no height or body size to compare"
        ],
        "by": "factory/package_fit.py"
      }
    }
  }
}