AZ431LANTR-G1

{
  "schema_version": 1,
  "type": "component",
  "slug": "az431lantr-g1",
  "title": "AZ431LANTR-G1",
  "brief": "Diodes Incorporated Voltage Reference, SOT-23. Pinout extracted from the datasheet, KiCad symbol/footprint/3D.",
  "version": "0.2.0",
  "license": "CC-BY-SA-4.0",
  "tags": [
    "component",
    "pmic",
    "az431lantr-g1"
  ],
  "component": {
    "mpn": "AZ431LANTR-G1",
    "manufacturer": "Diodes Incorporated",
    "package": "SOT-23",
    "pin_count": 3,
    "category": "PMIC",
    "subcategory": "Voltage Reference",
    "datasheet": "https://www.diodes.com/assets/Datasheets/AZ431LANTR-G1.pdf",
    "parts": {
      "symbol": "az431lantr-g1.kicad_sym",
      "footprint": "az431lantr-g1.kicad_mod",
      "model_3d": "az431lantr-g1-etched.glb",
      "model_3d_plain": "az431lantr-g1.glb",
      "model_3d_step": "az431lantr-g1-etched.step",
      "model_3d_step_plain": "az431lantr-g1.step",
      "lbr": "az431lantr-g1.lbr"
    },
    "distributor_links": {
      "lcsc": "C460576"
    },
    "pins": [
      {
        "number": "1",
        "name": "REF",
        "type": "input",
        "description": "Reference (feedback) input to the internal error amplifier. The device regulates cathode-to-anode voltage such that V(REF-ANODE) equals VREF (1.24 V typ). Reference input current range is limited to 10 mA max."
      },
      {
        "number": "2",
        "name": "CATHODE",
        "type": "power_in",
        "description": "Cathode (K) terminal of the shunt regulator. Absolute maximum VKA = 20 V; recommended VKA range VREF to 18 V; continuous cathode current range -100 to +100 mA (sink 0.1 mA to 100 mA in normal operation)."
      },
      {
        "number": "3",
        "name": "ANODE",
        "type": "power_in",
        "description": "Anode (A) terminal of the shunt regulator; normally tied to the low-side return (ground) of the reference divider network."
      }
    ],
    "provenance": {
      "extractor": "ds2sf",
      "datasheet": {
        "url": "https://www.diodes.com/assets/Datasheets/AZ431LANTR-G1.pdf",
        "pages": 19,
        "sha256": "6b8c6ed92d8e1c2d",
        "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"
    },
    "pin1": {
      "pad": "1",
      "at": [
        -0.9375,
        -0.95
      ],
      "corner": "top-left",
      "source": "silk-marker",
      "derived_from": "SOT-23@sha256:0d88c86c1b6d8c1a",
      "mark": "drawn"
    },
    "models_3d": [
      {
        "file": "az431lantr-g1.step",
        "role": "plain",
        "up": "Z",
        "units": "mm",
        "origin": "footprint origin = pad-pattern centre",
        "seat": "z = 0",
        "extents_mm": [
          2.5,
          3.0,
          1.2
        ],
        "zmin_mm": 0.0,
        "centre_offset_mm": 0.0,
        "footprint_binding": "identity",
        "sha256": "dd5d1711204e1d8d26cd11490923bd84340820baa69538c385a4300ec2539bc0",
        "checked": "2026-10-07",
        "checked_by": "factory/step_pose.py (Z-up, origin, seat, binding)"
      },
      {
        "file": "az431lantr-g1-etched.step",
        "role": "eda",
        "up": "Z",
        "units": "mm",
        "origin": "footprint origin = pad-pattern centre",
        "seat": "z = 0",
        "extents_mm": [
          2.5,
          3.0,
          1.2
        ],
        "zmin_mm": 0.0,
        "centre_offset_mm": 0.0,
        "footprint_binding": "identity",
        "sha256": "9e135ee3935f092a23408f438ffa1a570d302343167e0a4a701c29bd73078beb",
        "checked": "2026-10-07",
        "checked_by": "factory/step_pose.py (Z-up, origin, seat, binding)"
      }
    ]
  },
  "metadata": {
    "specs": {
      "Manufacturer": "Diodes Incorporated",
      "Package": "SOT-23",
      "Category": "PMIC",
      "Pins": "3"
    },
    "characteristics": {
      "version": 1,
      "source": "datasheet",
      "datasheet_sha256": "6b8c6ed92d8e1c2d",
      "rows": [
        {
          "name": "Reference Voltage (0.5% grade)",
          "symbol": "VREF",
          "kind": "electrical",
          "unit": "V",
          "min": 1.234,
          "typ": 1.24,
          "max": 1.246,
          "conditions": "VKA = VREF, IKA = 10mA",
          "source_page": 5,
          "source": "datasheet"
        },
        {
          "name": "Deviation of Reference Voltage Over Full Temperature Range, 0°C to +70°C",
          "symbol": "ΔVREF",
          "kind": "electrical",
          "unit": "mV",
          "min": null,
          "typ": 2,
          "max": 10,
          "conditions": "VKA = VREF, IKA = 10mA",
          "source_page": 5,
          "source": "datasheet"
        },
        {
          "name": "Deviation of Reference Voltage Over Full Temperature Range, -40°C to +85°C",
          "symbol": "ΔVREF",
          "kind": "electrical",
          "unit": "mV",
          "min": null,
          "typ": 3,
          "max": 10,
          "conditions": "VKA = VREF, IKA = 10mA",
          "source_page": 5,
          "source": "datasheet"
        },
        {
          "name": "Deviation of Reference Voltage Over Full Temperature Range, -40°C to +125°C",
          "symbol": "ΔVREF",
          "kind": "electrical",
          "unit": "mV",
          "min": null,
          "typ": 4,
          "max": 15,
          "conditions": "VKA = VREF, IKA = 10mA",
          "source_page": 5,
          "source": "datasheet"
        },
        {
          "name": "Ratio of Change in VREF to the Change in Cathode Voltage",
          "symbol": "ΔVREF/ΔVKA",
          "kind": "electrical",
          "unit": "mV/V",
          "min": null,
          "typ": -0.5,
          "max": -1.5,
          "conditions": "IKA = 10mA, ΔVKA: VREF to 16V",
          "source_page": 5,
          "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": 5,
          "source": "datasheet"
        },
        {
          "name": "Deviation of Reference Current Over Full Temperature Range",
          "symbol": "ΔIREF",
          "kind": "electrical",
          "unit": "µA",
          "min": null,
          "typ": 0.1,
          "max": 0.4,
          "conditions": "IKA = 10mA, R1 = 10kΩ, R2 = ∞, TA = -40°C to +125°C",
          "source_page": 5,
          "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": 5,
          "source": "datasheet"
        },
        {
          "name": "Off-State Cathode Current",
          "symbol": "IKA(Off)",
          "kind": "electrical",
          "unit": "µA",
          "min": null,
          "typ": 0.04,
          "max": 0.1,
          "conditions": "VREF = 0, VKA = 18V",
          "source_page": 5,
          "source": "datasheet"
        },
        {
          "name": "Off-State Cathode Current",
          "symbol": "IKA(Off)",
          "kind": "electrical",
          "unit": "µA",
          "min": null,
          "typ": 0.01,
          "max": 0.05,
          "conditions": "VKA = 6, VREF = 0",
          "source_page": 5,
          "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": 5,
          "source": "datasheet"
        },
        {
          "name": "Cathode Voltage (recommended operating, max)",
          "symbol": "VKA",
          "kind": "recommended_operating",
          "unit": "V",
          "min": null,
          "typ": null,
          "max": 18,
          "conditions": "",
          "source_page": 4,
          "source": "datasheet"
        },
        {
          "name": "Cathode Current (recommended operating)",
          "symbol": "IKA",
          "kind": "recommended_operating",
          "unit": "mA",
          "min": 0.1,
          "typ": null,
          "max": 100,
          "conditions": "",
          "source_page": 4,
          "source": "datasheet"
        },
        {
          "name": "Operating Ambient Temperature Range",
          "symbol": "TA",
          "kind": "recommended_operating",
          "unit": "°C",
          "min": -40,
          "typ": null,
          "max": 125,
          "conditions": "",
          "source_page": 4,
          "source": "datasheet"
        },
        {
          "name": "Cathode Voltage",
          "symbol": "VKA",
          "kind": "absolute_maximum",
          "unit": "V",
          "min": null,
          "typ": null,
          "max": 20,
          "conditions": "",
          "source_page": 4,
          "source": "datasheet"
        },
        {
          "name": "Cathode Current Range (Continuous)",
          "symbol": "IKA",
          "kind": "absolute_maximum",
          "unit": "mA",
          "min": -100,
          "typ": null,
          "max": 100,
          "conditions": "",
          "source_page": 4,
          "source": "datasheet"
        },
        {
          "name": "Reference Input Current Range",
          "symbol": "IREF",
          "kind": "absolute_maximum",
          "unit": "mA",
          "min": null,
          "typ": null,
          "max": 10,
          "conditions": "",
          "source_page": 4,
          "source": "datasheet"
        },
        {
          "name": "Junction Temperature",
          "symbol": "TJ",
          "kind": "absolute_maximum",
          "unit": "°C",
          "min": null,
          "typ": null,
          "max": 150,
          "conditions": "",
          "source_page": 4,
          "source": "datasheet"
        },
        {
          "name": "Storage Temperature Range",
          "symbol": "TSTG",
          "kind": "absolute_maximum",
          "unit": "°C",
          "min": -65,
          "typ": null,
          "max": 150,
          "conditions": "",
          "source_page": 4,
          "source": "datasheet"
        },
        {
          "name": "Thermal Resistance Junction-to-Case, SOT23",
          "symbol": "θJC",
          "kind": "thermal",
          "unit": "°C/W",
          "min": null,
          "typ": 84.84,
          "max": null,
          "conditions": "",
          "source_page": 5,
          "source": "datasheet"
        }
      ]
    }
  },
  "sections": [
    "hero",
    "viewers",
    "readme",
    "breadcrumbs",
    "info"
  ],
  "discovery_triggers": [
    "az431lantr-g1"
  ],
  "discovery_pitch": "AZ431LANTR-G1 (Diodes Incorporated) component page with datasheet-verified CAD.",
  "author": {
    "name": "Ray",
    "email": "[email protected]"
  },
  "dependencies": {},
  "hero": {
    "type": "image",
    "path": "docs/hero.png"
  },
  "files": [
    "page.json",
    "README.md",
    "az431lantr-g1.kicad_sym",
    "az431lantr-g1.kicad_mod",
    "az431lantr-g1.glb",
    "az431lantr-g1.step",
    "az431lantr-g1-etched.step",
    "az431lantr-g1.lbr",
    "docs/hero.png",
    "docs/az431lantr-g1-datasheet.pdf",
    "viewers/symbol.html",
    "viewers/footprint.html"
  ],
  "visibility": {
    "public": true
  },
  "updated_at": "2026-09-24T17:25:05.359Z"
}