ATL431AQDBZR

{
  "schema_version": 1,
  "type": "component",
  "slug": "atl431aqdbzr",
  "title": "ATL431AQDBZR",
  "brief": "Texas Instruments 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)",
    "atl431aqdbzr",
    "factory-2.0.0",
    "extractor-text"
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  "component": {
    "mpn": "ATL431AQDBZR",
    "manufacturer": "Texas Instruments",
    "package": "SOT-23",
    "pin_count": 3,
    "category": "Power Management (PMIC)",
    "subcategory": "Voltage Reference",
    "datasheet": "https://www.ti.com/cn/lit/gpn/atl431",
    "parts": {
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      "footprint": "atl431aqdbzr.kicad_mod",
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      "model_3d_plain": "atl431aqdbzr.glb",
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      "model_3d_step_plain": "atl431aqdbzr.step",
      "lbr": "atl431aqdbzr.lbr"
    },
    "distributor_links": {
      "lcsc": "C2156569",
      "digikey": "296-47201-2-ND",
      "mouser": "595-ATL431AQDBZR"
    },
    "distributor_check": {
      "checked_at": "2026-10-08T02:31:33Z",
      "source": "Component Ocean /api/assign-pns",
      "digikey": {
        "pn": "296-47201-2-ND",
        "status": "found"
      },
      "mouser": {
        "pn": "595-ATL431AQDBZR",
        "status": "found"
      }
    },
    "pins": [
      {
        "number": "1",
        "name": "CATHODE",
        "type": "bidirectional",
        "description": "Parallel current/voltage input; recommended cathode voltage is up to 36 V (Vref to 36 V) and cathode current 35 µA to 100 mA, with absolute maximums of 40 V and -100 mA to 150 mA."
      },
      {
        "number": "2",
        "name": "REF",
        "type": "input",
        "description": "Reference input that regulates to the internal 2.5 V reference relative to ANODE; it must not float and needs Iref of at least 0.1 µA, with an absolute maximum reference input current of 10 mA."
      },
      {
        "number": "3",
        "name": "ANODE",
        "type": "passive",
        "description": "Common pin, normally grounded, to which all voltages are referenced per the absolute maximum ratings note; the datasheet lists it as an output (O) type."
      }
    ],
    "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: Pin numbering differs between variants. For the ATL431 (the MPN here, ATL431AQDBZR) the datasheet pi; ANODE is listed as type O in the datasheet pin table but is described as a common pin usually ground; The schema has no field for electrical specs, so the headline ratings (VKA up to 36 V recommended, I"
        ],
        "pages_sent": 31,
        "cost_usd": 0.1177,
        "at": "2026-10-08T02:31:17"
      },
      "datasheet": {
        "url": "https://www.ti.com/cn/lit/gpn/atl431",
        "pages": 31,
        "sha256": "f56404f009dc2b08",
        "source_tier": "lcsc"
      },
      "cad": "KiCad official (CC-BY-SA 4.0)",
      "pins": {
        "total": 3,
        "described": 3,
        "cites_pages": true,
        "refuses_to_fabricate": true
      }
    },
    "viewers": {
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      "footprint": "viewers/footprint.html"
    },
    "models_3d": [
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        "file": "atl431aqdbzr.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": "2026-10-08",
        "checked_by": "factory/step_pose.py (Z-up, origin, seat, binding)"
      },
      {
        "file": "atl431aqdbzr-etched.step",
        "role": "eda",
        "up": "Z",
        "units": "mm",
        "origin": "footprint origin = pad-pattern centre",
        "seat": "z = 0",
        "extents_mm": [
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        "zmin_mm": 0,
        "centre_offset_mm": 0,
        "footprint_binding": "identity",
        "sha256": "1eca41af7c299a3d0b6ca7777b0b660595b17bf81430c1df96f865bd5d070484",
        "checked": "2026-10-08",
        "checked_by": "factory/step_pose.py (Z-up, origin, seat, binding)"
      }
    ]
  },
  "metadata": {
    "specs": {
      "Manufacturer": "Texas Instruments",
      "Package": "SOT-23",
      "Category": "Power Management (PMIC)",
      "Pins": "3"
    }
  },
  "variants": [],
  "sections": [
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    "viewers",
    "readme",
    "breadcrumbs",
    "info"
  ],
  "discovery_triggers": [
    "atl431aqdbzr"
  ],
  "discovery_pitch": "ATL431AQDBZR (Texas Instruments) component page: datasheet pinout, KiCad symbol, footprint and 3D.",
  "author": {
    "name": "Ray",
    "email": "[email protected]"
  },
  "dependencies": {},
  "hero": {
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    "path": "docs/hero.png"
  },
  "files": [
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  "visibility": {
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}