main
Ray Set visibility: public b6ab9de 17d ago
{
  "schema_version": 1,
  "type": "component",
  "slug": "lr432atlt1g",
  "title": "LR432ATLT1G",
  "brief": "LRC Voltage Reference, SOT-23. 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)",
    "lr432atlt1g",
    "factory-2.0.0",
    "extractor-text"
  ],
  "component": {
    "mpn": "LR432ATLT1G",
    "manufacturer": "LRC",
    "package": "SOT-23",
    "pin_count": 3,
    "category": "Power Management (PMIC)",
    "subcategory": "Voltage Reference",
    "datasheet": "https://jlcpcb.com/api/file/downloadByFileSystemAccessId/8589839387657220096",
    "parts": {
      "symbol": "lr432atlt1g.kicad_sym",
      "footprint": "lr432atlt1g.kicad_mod",
      "model_3d": "lr432atlt1g-hero.glb",
      "model_3d_plain": "lr432atlt1g-etched.glb",
      "model_3d_step": "lr432atlt1g-etched.step",
      "model_3d_step_plain": "lr432atlt1g.step",
      "lbr": "lr432atlt1g.lbr"
    },
    "distributor_links": {
      "lcsc": "C2916239"
    },
    "distributor_check": {
      "checked_at": "2026-10-17T20:19:52Z",
      "source": "Component Ocean /api/assign-pns",
      "digikey": {
        "pn": null,
        "status": "quota"
      },
      "mouser": {
        "pn": null,
        "status": "quota"
      }
    },
    "pins": [
      {
        "number": "1",
        "name": "REF",
        "type": "input",
        "description": "Reference input of the adjustable regulator; the internal approximately 1.24 V reference is sensed here, with reference input current typically 0.15 µA and at most 0.4 µA."
      },
      {
        "number": "2",
        "name": "CATHODE",
        "type": "passive",
        "description": "Cathode (K) of the regulator; continuous cathode current is rated 100 mA, cathode voltage 20 V absolute maximum, and the output adjusts from VREF up to 18 V with a minimum cathode current for regulation of 55 µA."
      },
      {
        "number": "3",
        "name": "ANODE",
        "type": "passive",
        "description": "Anode (A) terminal of the regulator, the common terminal of the shunt path against which the cathode voltage and the cathode current limits are specified."
      }
    ],
    "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 datasheet gives pin names and functions (Ref, Cathode, Anode) but no KiCad ERC electrical types;"
        ],
        "pages_sent": 11,
        "cost_usd": 0.0361,
        "at": "2026-10-17T20:17:43"
      },
      "datasheet": {
        "url": "https://jlcpcb.com/api/file/downloadByFileSystemAccessId/8589839387657220096",
        "pages": 11,
        "sha256": "6b7235600199292b",
        "source_tier": "lcsc"
      },
      "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": "lr432atlt1g.step",
        "role": "plain",
        "up": "Z",
        "units": "mm",
        "origin": "footprint origin = pad-pattern centre",
        "seat": "z = 0",
        "extents_mm": [
          2.5,
          3,
          1.2
        ],
        "zmin_mm": 0,
        "centre_offset_mm": 0,
        "footprint_binding": "identity",
        "sha256": "dd5d1711204e1d8d26cd11490923bd84340820baa69538c385a4300ec2539bc0",
        "checked": "2026-10-17",
        "checked_by": "factory/step_pose.py (Z-up, origin, seat, binding)"
      },
      {
        "file": "lr432atlt1g-etched.step",
        "role": "eda",
        "up": "Z",
        "units": "mm",
        "origin": "footprint origin = pad-pattern centre",
        "seat": "z = 0",
        "extents_mm": [
          2.5,
          3,
          1.2
        ],
        "zmin_mm": 0,
        "centre_offset_mm": 0,
        "footprint_binding": "identity",
        "sha256": "dd0e9d872368d2cf77282801dba453ef66395a23139cfd500d29f5af3bfe7219",
        "checked": "2026-10-17",
        "checked_by": "factory/step_pose.py (Z-up, origin, seat, binding)"
      }
    ]
  },
  "metadata": {
    "specs": {
      "Manufacturer": "LRC",
      "Package": "SOT-23",
      "Category": "Power Management (PMIC)",
      "Pins": "3"
    },
    "characteristics": {
      "version": 1,
      "source": "datasheet",
      "datasheet_sha256": "6b7235600199292b87ac616e7a9ff9f1b6cb753b2cc354c5d9edfb396b278278",
      "rows": [
        {
          "name": "Reference Voltage (0.5% grade, LR432ATLT1G)",
          "symbol": "VREF",
          "kind": "electrical",
          "unit": "V",
          "min": 1.234,
          "typ": 1.24,
          "max": 1.246,
          "conditions": "VKA=VREF, IKA=10mA",
          "source_page": 2,
          "source": "datasheet"
        },
        {
          "name": "Deviation of Reference Voltage",
          "symbol": "",
          "kind": "electrical",
          "unit": "mV",
          "min": null,
          "typ": null,
          "max": 10,
          "conditions": "Test circuit 2",
          "source_page": 2,
          "source": "datasheet"
        },
        {
          "name": "Deviation of Reference Voltage Over-Temperature",
          "symbol": "VREF",
          "kind": "electrical",
          "unit": "mV",
          "min": null,
          "typ": null,
          "max": 15,
          "conditions": "Test circuit 3",
          "source_page": 2,
          "source": "datasheet"
        },
        {
          "name": "Ratio of Change in VREF to Change in Cathode Voltage",
          "symbol": "VREF/VKA",
          "kind": "electrical",
          "unit": "mV/V",
          "min": null,
          "typ": -0.5,
          "max": -1.5,
          "conditions": "VKA: VREF to 16V",
          "source_page": 2,
          "source": "datasheet"
        },
        {
          "name": "Reference Input Current",
          "symbol": "IREF",
          "kind": "electrical",
          "unit": "µA",
          "min": null,
          "typ": 0.15,
          "max": 0.4,
          "conditions": "IKA=10mA, R1=10kΩ, R2=∞",
          "source_page": 2,
          "source": "datasheet"
        },
        {
          "name": "Deviation of Reference Current Over Full Temperature Range",
          "symbol": "IREF",
          "kind": "electrical",
          "unit": "µA",
          "min": null,
          "typ": 0.1,
          "max": 0.4,
          "conditions": "IKA=10mA, R1=10kΩ, R2=∞, TA=-20 to 85°C",
          "source_page": 2,
          "source": "datasheet"
        },
        {
          "name": "Minimum Cathode Current for Regulation",
          "symbol": "IKA(MIN)",
          "kind": "electrical",
          "unit": "µA",
          "min": null,
          "typ": 55,
          "max": 80,
          "conditions": "VKA=VREF",
          "source_page": 2,
          "source": "datasheet"
        },
        {
          "name": "Off-State Cathode Current",
          "symbol": "IKA(OFF)",
          "kind": "electrical",
          "unit": "µA",
          "min": null,
          "typ": 0.04,
          "max": 0.5,
          "conditions": "VREF=0, VKA=18V",
          "source_page": 2,
          "source": "datasheet"
        },
        {
          "name": "Off-State Cathode Current",
          "symbol": "IKA(OFF)",
          "kind": "electrical",
          "unit": "µA",
          "min": null,
          "typ": 0.01,
          "max": 0.05,
          "conditions": "VKA=6V, VREF=0",
          "source_page": 2,
          "source": "datasheet"
        },
        {
          "name": "Dynamic Impedance",
          "symbol": "ZKA",
          "kind": "electrical",
          "unit": "Ω",
          "min": null,
          "typ": 0.05,
          "max": 0.15,
          "conditions": "VKA=VREF, IKA=1 to 100mA, f≤1.0kHz",
          "source_page": 2,
          "source": "datasheet"
        },
        {
          "name": "Continuous cathode current range",
          "symbol": "IK",
          "kind": "absolute_maximum",
          "unit": "mA",
          "min": null,
          "typ": null,
          "max": 100,
          "conditions": "",
          "source_page": 2,
          "source": "datasheet"
        },
        {
          "name": "Reference current range",
          "symbol": "IREF",
          "kind": "absolute_maximum",
          "unit": "mA",
          "min": null,
          "typ": null,
          "max": 10,
          "conditions": "",
          "source_page": 2,
          "source": "datasheet"
        },
        {
          "name": "Cathode voltage",
          "symbol": "VKA",
          "kind": "absolute_maximum",
          "unit": "V",
          "min": null,
          "typ": null,
          "max": 20,
          "conditions": "",
          "source_page": 2,
          "source": "datasheet"
        },
        {
          "name": "Operating Ambient Temperature",
          "symbol": "Topr",
          "kind": "absolute_maximum",
          "unit": "°C",
          "min": -40,
          "typ": null,
          "max": 125,
          "conditions": "",
          "source_page": 2,
          "source": "datasheet"
        },
        {
          "name": "Operating Junction Temperature Range",
          "symbol": "Tj",
          "kind": "absolute_maximum",
          "unit": "°C",
          "min": null,
          "typ": null,
          "max": 150,
          "conditions": "",
          "source_page": 2,
          "source": "datasheet"
        }
      ]
    }
  },
  "variants": [],
  "sections": [
    "hero",
    "viewers",
    "readme",
    "breadcrumbs",
    "info"
  ],
  "discovery_triggers": [
    "lr432atlt1g"
  ],
  "discovery_pitch": "LR432ATLT1G (LRC) component page: datasheet pinout, KiCad symbol, footprint and 3D.",
  "author": {
    "name": "Ray",
    "email": "[email protected]"
  },
  "dependencies": {},
  "hero": {
    "type": "image",
    "path": "docs/hero.png"
  },
  "files": [
    "page.json",
    "README.md",
    "lr432atlt1g.kicad_sym",
    "lr432atlt1g.kicad_mod",
    "lr432atlt1g.glb",
    "lr432atlt1g.step",
    "lr432atlt1g.lbr",
    "docs/hero.png",
    "docs/lr432atlt1g-datasheet.pdf",
    "viewers/symbol.html",
    "viewers/footprint.html",
    "lr432atlt1g-hero.glb",
    "lr432atlt1g-hero.overlay.json",
    "lr432atlt1g-etched.glb"
  ],
  "visibility": {
    "public": true
  }
}