main
Ray Set visibility: public ad0e848 4h ago
{
  "schema_version": 1,
  "type": "component",
  "slug": "tl432liaedbzrq1",
  "title": "TL432LIAEDBZRQ1",
  "brief": "Texas Instruments Voltage Reference, SOT-23-3. Pinout cross-checked by two models against the datasheet, KiCad symbol/footprint/3D.",
  "version": "0.1.0",
  "license": "CC-BY-SA-4.0",
  "tags": [
    "component",
    "power management (pmic)",
    "tl432liaedbzrq1",
    "factory-2.0.0",
    "extractor-text"
  ],
  "component": {
    "mpn": "TL432LIAEDBZRQ1",
    "manufacturer": "Texas Instruments",
    "package": "SOT-23-3",
    "pin_count": 3,
    "category": "Power Management (PMIC)",
    "subcategory": "Voltage Reference",
    "datasheet": "https://www.ti.com/lit/ds/symlink/tl432li-q1.pdf",
    "parts": {
      "symbol": "tl432liaedbzrq1.kicad_sym",
      "footprint": "tl432liaedbzrq1.kicad_mod",
      "model_3d": "tl432liaedbzrq1-hero.glb",
      "model_3d_plain": "tl432liaedbzrq1-etched.glb",
      "model_3d_step": "tl432liaedbzrq1-etched.step",
      "model_3d_step_plain": "tl432liaedbzrq1.step",
      "lbr": "tl432liaedbzrq1.lbr"
    },
    "distributor_links": {
      "lcsc": "C1852132",
      "digikey": "296-TL432LIAEDBZRQ1TR-ND",
      "mouser": "595-TL432LIAEDBZRQ1"
    },
    "distributor_check": {
      "checked_at": "2026-11-05T23:49:00Z",
      "source": "Component Ocean /api/assign-pns",
      "digikey": {
        "pn": "296-TL432LIAEDBZRQ1TR-ND",
        "status": "found"
      },
      "mouser": {
        "pn": "595-TL432LIAEDBZRQ1",
        "status": "found"
      }
    },
    "pins": [
      {
        "number": "1",
        "name": "REF",
        "type": "input",
        "description": "Threshold relative to common anode; the reference pin cannot be left floating and needs IREF ≥ 0.4 µA, with reference input current limited to -5 mA to 10 mA (absolute maximum)."
      },
      {
        "number": "2",
        "name": "CATHODE",
        "type": "bidirectional",
        "description": "Shunt current/voltage input; cathode voltage is 36 V maximum (37 V absolute maximum) and cathode current IKA is specified from 0.6 mA to 15 mA (recommended), with -10 mA to 18 mA as the continuous absolute-maximum range."
      },
      {
        "number": "3",
        "name": "ANODE",
        "type": "power_in",
        "description": "Common pin, normally connected to ground; all voltages are referenced to ANODE."
      }
    ],
    "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": [],
        "pages_sent": 14,
        "cost_usd": 0.017,
        "at": "2026-11-05T23:48:44"
      },
      "datasheet": {
        "url": "https://www.ti.com/lit/ds/symlink/tl432li-q1.pdf",
        "pages": 35,
        "sha256": "05850016b6d74f2c",
        "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": "tl432liaedbzrq1.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": "16964b14f93e6c778288a0c110b35f670fab733109c26f0da7dfc07cc3350040",
        "checked": "2026-11-05",
        "checked_by": "factory/step_pose.py (Z-up, origin, seat, binding)"
      },
      {
        "file": "tl432liaedbzrq1-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": "ce3d28bd1b2ed753742cc5019c3abf50b763678e5744533743673ee6a35cf3c6",
        "checked": "2026-11-05",
        "checked_by": "factory/step_pose.py (Z-up, origin, seat, binding)"
      }
    ]
  },
  "metadata": {
    "specs": {
      "Manufacturer": "Texas Instruments",
      "Package": "SOT-23-3",
      "Category": "Power Management (PMIC)",
      "Pins": "3"
    },
    "characteristics": {
      "version": 1,
      "source": "datasheet",
      "datasheet_sha256": "05850016b6d74f2cc93b4ee0eee60f47450283ea92e456fc05b73b381da39079",
      "rows": [
        {
          "name": "Reference voltage",
          "symbol": "Vref",
          "kind": "electrical",
          "unit": "mV",
          "min": 2470,
          "typ": 2495,
          "max": 2520,
          "conditions": "VKA = Vref, IKA = 1 mA; TL43xLIAx devices",
          "source_page": 5,
          "source": "datasheet"
        },
        {
          "name": "Deviation of reference input voltage over full temperature range",
          "symbol": "VI(dev)",
          "kind": "temperature_coefficient",
          "unit": "mV",
          "min": null,
          "typ": 14,
          "max": 34,
          "conditions": "VKA = Vref, IKA = 1 mA; TL43xLIxE devices",
          "source_page": 5,
          "source": "datasheet"
        },
        {
          "name": "Ratio of change in reference voltage to change in cathode voltage",
          "symbol": "dVref/dVKA",
          "kind": "voltage_coefficient",
          "unit": "mV/V",
          "min": null,
          "typ": -1.4,
          "max": -2.7,
          "conditions": "IKA = 1 mA; dVKA = 10 V - Vref",
          "source_page": 5,
          "source": "datasheet"
        },
        {
          "name": "Ratio of change in reference voltage to change in cathode voltage",
          "symbol": "dVref/dVKA",
          "kind": "voltage_coefficient",
          "unit": "mV/V",
          "min": null,
          "typ": -1,
          "max": -2,
          "conditions": "IKA = 1 mA; dVKA = 36 V - 10 V",
          "source_page": 5,
          "source": "datasheet"
        },
        {
          "name": "Reference input current",
          "symbol": "Iref",
          "kind": "electrical",
          "unit": "µA",
          "min": null,
          "typ": 0.2,
          "max": 0.4,
          "conditions": "IKA = 1 mA, R1 = 10kΩ, R2 = ∞",
          "source_page": 5,
          "source": "datasheet"
        },
        {
          "name": "Deviation of reference input current over full temperature range",
          "symbol": "II(dev)",
          "kind": "temperature_coefficient",
          "unit": "µA",
          "min": null,
          "typ": 0.1,
          "max": 0.3,
          "conditions": "IKA = 1 mA, R1 = 10kΩ, R2 = ∞",
          "source_page": 5,
          "source": "datasheet"
        },
        {
          "name": "Minimum cathode current for regulation",
          "symbol": "Imin",
          "kind": "electrical",
          "unit": "mA",
          "min": null,
          "typ": null,
          "max": 0.6,
          "conditions": "VKA = Vref",
          "source_page": 5,
          "source": "datasheet"
        },
        {
          "name": "Off-state cathode current",
          "symbol": "Ioff",
          "kind": "electrical",
          "unit": "µA",
          "min": null,
          "typ": 0.1,
          "max": 1,
          "conditions": "VKA = 36 V, Vref = 0",
          "source_page": 5,
          "source": "datasheet"
        },
        {
          "name": "Dynamic impedance",
          "symbol": "|ZKA|",
          "kind": "electrical",
          "unit": "Ω",
          "min": null,
          "typ": 0.3,
          "max": 0.75,
          "conditions": "VKA = Vref, IKA = 1 mA to 15 mA",
          "source_page": 5,
          "source": "datasheet"
        },
        {
          "name": "Cathode voltage",
          "symbol": "VKA",
          "kind": "recommended_operating",
          "unit": "V",
          "min": null,
          "typ": null,
          "max": 36,
          "conditions": "Minimum is VREF as printed",
          "source_page": 4,
          "source": "datasheet"
        },
        {
          "name": "Continuous cathode current range",
          "symbol": "IKA",
          "kind": "recommended_operating",
          "unit": "mA",
          "min": 0.6,
          "typ": null,
          "max": 15,
          "conditions": "",
          "source_page": 4,
          "source": "datasheet"
        },
        {
          "name": "Operating free-air temperature",
          "symbol": "TA",
          "kind": "recommended_operating",
          "unit": "C",
          "min": -40,
          "typ": null,
          "max": 150,
          "conditions": "TL43xLIxE (grade 0)",
          "source_page": 4,
          "source": "datasheet"
        },
        {
          "name": "Cathode voltage",
          "symbol": "VKA",
          "kind": "absolute_maximum",
          "unit": "V",
          "min": null,
          "typ": null,
          "max": 37,
          "conditions": "Voltages with respect to ANODE",
          "source_page": 4,
          "source": "datasheet"
        },
        {
          "name": "Continuous cathode current range",
          "symbol": "IKA",
          "kind": "absolute_maximum",
          "unit": "mA",
          "min": -10,
          "typ": null,
          "max": 18,
          "conditions": "",
          "source_page": 4,
          "source": "datasheet"
        },
        {
          "name": "Reference input current",
          "symbol": "II(ref)",
          "kind": "absolute_maximum",
          "unit": "mA",
          "min": -5,
          "typ": null,
          "max": 10,
          "conditions": "",
          "source_page": 4,
          "source": "datasheet"
        },
        {
          "name": "Operating junction temperature range",
          "symbol": "TJ",
          "kind": "absolute_maximum",
          "unit": "C",
          "min": -40,
          "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": "Junction-to-ambient thermal resistance",
          "symbol": "RθJA",
          "kind": "thermal",
          "unit": "C/W",
          "min": null,
          "typ": 371.7,
          "max": null,
          "conditions": "DBZ, 3 pins",
          "source_page": 4,
          "source": "datasheet"
        },
        {
          "name": "Junction-to-case (top) thermal resistance",
          "symbol": "RθJC(top)",
          "kind": "thermal",
          "unit": "C/W",
          "min": null,
          "typ": 145.9,
          "max": null,
          "conditions": "DBZ, 3 pins",
          "source_page": 4,
          "source": "datasheet"
        },
        {
          "name": "Junction-to-board thermal resistance",
          "symbol": "RθJB",
          "kind": "thermal",
          "unit": "C/W",
          "min": null,
          "typ": 104.7,
          "max": null,
          "conditions": "DBZ, 3 pins",
          "source_page": 4,
          "source": "datasheet"
        },
        {
          "name": "Junction-to-top characterization resistance",
          "symbol": "ψJT",
          "kind": "thermal",
          "unit": "C/W",
          "min": null,
          "typ": 23.9,
          "max": null,
          "conditions": "DBZ, 3 pins",
          "source_page": 4,
          "source": "datasheet"
        },
        {
          "name": "Junction-to-board characterization resistance",
          "symbol": "ψJB",
          "kind": "thermal",
          "unit": "C/W",
          "min": null,
          "typ": 102.9,
          "max": null,
          "conditions": "DBZ, 3 pins",
          "source_page": 4,
          "source": "datasheet"
        }
      ]
    }
  },
  "variants": [],
  "sections": [
    "hero",
    "viewers",
    "readme",
    "breadcrumbs",
    "info"
  ],
  "discovery_triggers": [
    "tl432liaedbzrq1"
  ],
  "discovery_pitch": "TL432LIAEDBZRQ1 (Texas Instruments) 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",
    "tl432liaedbzrq1.kicad_sym",
    "tl432liaedbzrq1.kicad_mod",
    "tl432liaedbzrq1.glb",
    "tl432liaedbzrq1.step",
    "tl432liaedbzrq1.lbr",
    "docs/hero.png",
    "docs/tl432liaedbzrq1-datasheet.pdf",
    "viewers/symbol.html",
    "viewers/footprint.html",
    "tl432liaedbzrq1-hero.glb",
    "tl432liaedbzrq1-hero.overlay.json",
    "tl432liaedbzrq1-etched.glb"
  ],
  "visibility": {
    "public": true
  }
}