main
Ray Set visibility: public f2987e9 8d ago
{
  "schema_version": 1,
  "type": "component",
  "slug": "as431haztr-g1",
  "title": "AS431HAZTR-G1",
  "brief": "Diodes Incorporated Voltage References, TO-92-3. Pinout cross-checked by two models against the datasheet, KiCad symbol/footprint/3D.",
  "version": "0.1.0",
  "license": "CC-BY-SA-4.0",
  "tags": [
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    "power management ics",
    "as431haztr-g1",
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  "component": {
    "mpn": "AS431HAZTR-G1",
    "manufacturer": "Diodes Incorporated",
    "package": "TO-92-3",
    "pin_count": 3,
    "category": "Power Management ICs",
    "subcategory": "Voltage References",
    "datasheet": "https://www.diodes.com/assets/Datasheets/AS431HAZTR-G1.pdf",
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    "distributor_links": {
      "lcsc": "C1575444",
      "digikey": "AS431HAZTR-G1DICT-ND",
      "mouser": "621-AS431HAZTR-G1"
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      "source": "Component Ocean /api/assign-pns",
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        "pn": "AS431HAZTR-G1DICT-ND",
        "status": "found",
        "lifecycle": "Active"
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      {
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        "name": "REF",
        "type": "input",
        "description": "Reference input that sets the cathode voltage between VREF (2.495V) and 36V via an external divider; reference input current is 0.7µA typical, 10mA absolute maximum."
      },
      {
        "number": "2",
        "name": "CATHODE",
        "type": "passive",
        "description": "Regulated shunt cathode terminal, operated from VREF up to 36V (40V absolute maximum) with a sink current of 0.5mA to 100mA."
      },
      {
        "number": "3",
        "name": "ANODE",
        "type": "power_in",
        "description": "Anode terminal, connected to ground as the return for the cathode current."
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        "guards": "pin_guards 0.1: passed",
        "guard_notes": [
          "extractor flagged: The TO92 pin-assignment figure is graphics-only. The extracted text lists REF, CATHODE, ANODE beside; The datasheet does not state pin types or descriptions in text. Types and descriptions are derived f"
        ],
        "pages_sent": 15,
        "cost_usd": 0.0925,
        "at": "2026-10-27T01:36:30"
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        "pages": 15,
        "sha256": "53df2842f0c152f0",
        "source_tier": "mfr"
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      "cad": "KiCad official (CC-BY-SA 4.0)",
      "pins": {
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        "described": 3,
        "cites_pages": true,
        "refuses_to_fabricate": true
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        "units": "mm",
        "origin": "footprint origin = pad-pattern centre",
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        "zmin_mm": -2.5,
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        "sha256": "f0b61c32ecbf0067157adc5a3d4966ceadf5d6dafe93c51af35f76c41c71a54a",
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  "metadata": {
    "specs": {
      "Manufacturer": "Diodes Incorporated",
      "Package": "TO-92-3",
      "Category": "Power Management ICs",
      "Pins": "3"
    },
    "appearance": {
      "housing": {
        "quote": "ESD ESD (Human Body Model) 2000 V Note: 4. Stresses greater than those listed under “Absolute Maximum Ratings” may cause permanent damage to the device. These are stress ratings only, and",
        "page": 4,
        "doc": "ds.pdf",
        "material": "Abs"
      },
      "contacts": {
        "quote": " Terminals: Finish – Matte Tin Plated Leads, Solderable per MIL-STD-202, Method 208  Weight:",
        "page": 14,
        "doc": "ds.pdf",
        "plating": "tin"
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      "version": 1,
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    "characteristics": {
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          "max": 2.507,
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          "symbol": "∆VREF",
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          "name": "Ratio of Change in VREF to Change in VKA, 36V to 10V",
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          "unit": "mV/V",
          "min": null,
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          "name": "Reference Current",
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          "kind": "electrical",
          "unit": "µA",
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          "max": 4,
          "conditions": "IKA = 10mA, R1 = 10kΩ, R2 = ∞",
          "source_page": 5,
          "source": "datasheet"
        },
        {
          "name": "Deviation of Reference Current Over Full Temperature Range",
          "symbol": "∆IREF",
          "kind": "electrical",
          "unit": "µA",
          "min": null,
          "typ": 0.4,
          "max": 1.2,
          "conditions": "IKA = 10mA, R1 = 10kΩ, R2 = ∞, TA = -40 to +125°C",
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        {
          "name": "Minimum Cathode Current for Regulation",
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          "min": null,
          "typ": 0.35,
          "max": 0.5,
          "conditions": "VKA = VREF",
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        {
          "name": "Off-state Cathode Current",
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          "unit": "µA",
          "min": null,
          "typ": 0.002,
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          "conditions": "VKA = 36V, VREF = 0",
          "source_page": 5,
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        },
        {
          "name": "Dynamic Impedance",
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          "kind": "electrical",
          "unit": "Ω",
          "min": null,
          "typ": 0.15,
          "max": 0.5,
          "conditions": "VKA = VREF, IKA = 0.5 to 100mA, f ≤ 1.0KHz",
          "source_page": 5,
          "source": "datasheet"
        },
        {
          "name": "Cathode Voltage (abs max)",
          "symbol": "VKA",
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          "unit": "V",
          "min": null,
          "typ": null,
          "max": 40,
          "conditions": "",
          "source_page": 4,
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        },
        {
          "name": "Cathode Current Range (Continuous)",
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        {
          "name": "Reference Input Current Range",
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          "name": "Junction Temperature",
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          "name": "Storage Temperature Range",
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          "min": -65,
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          "name": "ESD (Human Body Model)",
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        {
          "name": "Cathode Voltage (operating)",
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          "name": "Operating Ambient Temperature Range",
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          "kind": "thermal",
          "unit": "°C/W",
          "min": null,
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          "conditions": "TO92 (Ammo Packing)",
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        },
        {
          "name": "Thermal Resistance Junction to Case, TO92",
          "symbol": "θJC",
          "kind": "thermal",
          "unit": "°C/W",
          "min": null,
          "typ": 80,
          "max": null,
          "conditions": "TO92 (Ammo Packing)",
          "source_page": 5,
          "source": "datasheet"
        }
      ]
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    "email": "[email protected]"
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