TLV431AH6TA

{
  "schema_version": 1,
  "type": "component",
  "slug": "tlv431ah6ta",
  "title": "TLV431AH6TA",
  "brief": "Diodes Incorporated Voltage Reference, SC-70-6. 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)",
    "tlv431ah6ta",
    "factory-2.0.0",
    "extractor-text"
  ],
  "component": {
    "mpn": "TLV431AH6TA",
    "manufacturer": "Diodes Incorporated",
    "package": "SC-70-6",
    "pin_count": 6,
    "category": "Power Management (PMIC)",
    "subcategory": "Voltage Reference",
    "datasheet": "https://jlcpcb.com/api/file/downloadByFileSystemAccessId/8560092720376008704",
    "parts": {
      "symbol": "tlv431ah6ta.kicad_sym",
      "footprint": "tlv431ah6ta.kicad_mod",
      "model_3d": "tlv431ah6ta-hero.glb",
      "model_3d_plain": "tlv431ah6ta-etched.glb",
      "model_3d_step": "tlv431ah6ta-etched.step",
      "model_3d_step_plain": "tlv431ah6ta.step",
      "lbr": "tlv431ah6ta.lbr"
    },
    "distributor_links": {
      "lcsc": "C445012"
    },
    "distributor_check": {
      "checked_at": "2026-10-18T18:06:00Z",
      "source": "Component Ocean /api/assign-pns",
      "digikey": {
        "pn": null,
        "status": "quota"
      },
      "mouser": {
        "pn": null,
        "status": "quota"
      }
    },
    "pins": [
      {
        "number": "1",
        "name": "CATHODE",
        "type": "passive",
        "description": "Cathode of the shunt regulator; voltage VKA is VREF to 18V recommended (20V absolute max) with 0.1mA to 15mA recommended cathode current."
      },
      {
        "number": "2",
        "name": "N/C",
        "type": "unconnected",
        "description": "No connect, die-attached pin that must be left floating or connected to ANODE (pin 6)."
      },
      {
        "number": "3",
        "name": "REF",
        "type": "input",
        "description": "Reference (feedback) input of the 1.24V shunt regulator, connected to the external R1/R2 divider, with reference input current range -0.05 to +3mA."
      },
      {
        "number": "4",
        "name": "NC",
        "type": "unconnected",
        "description": "No connect pin."
      },
      {
        "number": "5",
        "name": "NC",
        "type": "unconnected",
        "description": "No connect, die-attached pin that must be left floating or connected to ANODE (pin 6)."
      },
      {
        "number": "6",
        "name": "ANODE",
        "type": "power_in",
        "description": "Anode of the shunt regulator, connected to ground; all datasheet voltages are referenced to this pin."
      }
    ],
    "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 4 is labelled NC with no function, limit or connection guidance in the datasheet text.; The pin-assignment text extraction for the three packages was scrambled. The SC70-6 mapping (1 CATHO; ANODE is typed as passive per the KiCad TL431-style convention. The datasheet describes it as the vo",
          "2/6 pins cited to the wrong page (name found elsewhere): ['2:N/C‡@p9', '5:NC‡@p9']"
        ],
        "pages_sent": 17,
        "cost_usd": 0.0667,
        "at": "2026-10-18T18:03:41"
      },
      "datasheet": {
        "url": "https://jlcpcb.com/api/file/downloadByFileSystemAccessId/8560092720376008704",
        "pages": 17,
        "sha256": "bfc6983112ce20da",
        "source_tier": "lcsc"
      },
      "cad": "KiCad official (CC-BY-SA 4.0)",
      "pins": {
        "total": 6,
        "described": 6,
        "cites_pages": true,
        "refuses_to_fabricate": true
      }
    },
    "viewers": {
      "symbol": "viewers/symbol.html",
      "footprint": "viewers/footprint.html"
    },
    "models_3d": [
      {
        "file": "tlv431ah6ta.step",
        "role": "plain",
        "up": "Z",
        "units": "mm",
        "origin": "footprint origin = pad-pattern centre",
        "seat": "z = 0",
        "extents_mm": [
          2.1,
          2,
          1.1
        ],
        "zmin_mm": 0,
        "centre_offset_mm": 0,
        "footprint_binding": "identity",
        "sha256": "045cc95e18ee7a13d1623c3ce6604fc833049bdb4f952f68c26e3c5767d122e4",
        "checked": "2026-10-18",
        "checked_by": "factory/step_pose.py (Z-up, origin, seat, binding)"
      },
      {
        "file": "tlv431ah6ta-etched.step",
        "role": "eda",
        "up": "Z",
        "units": "mm",
        "origin": "footprint origin = pad-pattern centre",
        "seat": "z = 0",
        "extents_mm": [
          2.1,
          2,
          1.1
        ],
        "zmin_mm": 0,
        "centre_offset_mm": 0,
        "footprint_binding": "identity",
        "sha256": "b8c99b81523665d2c911b9f39152dc9b1d65fa6e141b684c72f63d418a972121",
        "checked": "2026-10-18",
        "checked_by": "factory/step_pose.py (Z-up, origin, seat, binding)"
      }
    ]
  },
  "metadata": {
    "specs": {
      "Manufacturer": "Diodes Incorporated",
      "Package": "SC-70-6",
      "Category": "Power Management (PMIC)",
      "Pins": "6"
    },
    "appearance": {
      "contacts": {
        "quote": " Terminals: Finish – Matte Tin Plated Leads, Solderable per MIL-STD-202, Method 208  Weight: 0.009 grams (Approximate)",
        "page": 16,
        "doc": "ds.pdf",
        "plating": "tin"
      },
      "version": 1,
      "datasheet_sha256": "bfc6983112ce20daad910412999177dee917d2c724a5b8314794621962c0f333"
    },
    "characteristics": {
      "version": 1,
      "source": "datasheet",
      "datasheet_sha256": "bfc6983112ce20daad910412999177dee917d2c724a5b8314794621962c0f333",
      "rows": [
        {
          "name": "Reference Voltage, TLV431A, TA = +25°C",
          "symbol": "VREF",
          "kind": "electrical",
          "unit": "V",
          "min": 1.228,
          "typ": 1.24,
          "max": 1.252,
          "conditions": "VKA = VREF, TA = +25°C",
          "source_page": 3,
          "source": "datasheet"
        },
        {
          "name": "Reference Voltage, TLV431A, 0 to +70°C",
          "symbol": "VREF",
          "kind": "electrical",
          "unit": "V",
          "min": 1.221,
          "typ": null,
          "max": 1.259,
          "conditions": "VKA = VREF, TA = 0 to +70°C",
          "source_page": 3,
          "source": "datasheet"
        },
        {
          "name": "Reference Voltage, TLV431A, -40 to +85°C",
          "symbol": "VREF",
          "kind": "electrical",
          "unit": "V",
          "min": 1.215,
          "typ": null,
          "max": 1.265,
          "conditions": "VKA = VREF, TA = -40°C to +85°C",
          "source_page": 3,
          "source": "datasheet"
        },
        {
          "name": "Reference Voltage, TLV431A, -40 to +125°C",
          "symbol": "VREF",
          "kind": "electrical",
          "unit": "V",
          "min": 1.209,
          "typ": null,
          "max": 1.271,
          "conditions": "VKA = VREF, TA = -40°C to +125°C",
          "source_page": 3,
          "source": "datasheet"
        },
        {
          "name": "Deviation of Reference Voltage Over Temperature, 0 to +70°C",
          "symbol": "VREF(dev)",
          "kind": "electrical",
          "unit": "mV",
          "min": null,
          "typ": 4,
          "max": 12,
          "conditions": "VKA = VREF, TA = 0 to +70°C",
          "source_page": 3,
          "source": "datasheet"
        },
        {
          "name": "Deviation of Reference Voltage Over Temperature, -40 to +85°C",
          "symbol": "VREF(dev)",
          "kind": "electrical",
          "unit": "mV",
          "min": null,
          "typ": 6,
          "max": 20,
          "conditions": "VKA = VREF, TA = -40°C to +85°C",
          "source_page": 3,
          "source": "datasheet"
        },
        {
          "name": "Deviation of Reference Voltage Over Temperature, -40 to +125°C",
          "symbol": "VREF(dev)",
          "kind": "electrical",
          "unit": "mV",
          "min": null,
          "typ": 11,
          "max": 31,
          "conditions": "VKA = VREF, TA = -40°C to +125°C",
          "source_page": 3,
          "source": "datasheet"
        },
        {
          "name": "Ratio of Change in Reference Voltage to Change in Cathode Voltage, VKA 6V",
          "symbol": "ΔVREF/ΔVKA",
          "kind": "voltage_coefficient",
          "unit": "mV/V",
          "min": null,
          "typ": -1.5,
          "max": -2.7,
          "conditions": "VKA for VREF to 6V",
          "source_page": 3,
          "source": "datasheet"
        },
        {
          "name": "Ratio of Change in Reference Voltage to Change in Cathode Voltage, VKA 18V",
          "symbol": "ΔVREF/ΔVKA",
          "kind": "voltage_coefficient",
          "unit": "mV/V",
          "min": null,
          "typ": -1.5,
          "max": -2.7,
          "conditions": "VKA for VREF to 18V",
          "source_page": 3,
          "source": "datasheet"
        },
        {
          "name": "Reference Input Current",
          "symbol": "IREF",
          "kind": "electrical",
          "unit": "µA",
          "min": null,
          "typ": 0.15,
          "max": 0.5,
          "conditions": "R1 = 10kΩ, R2 = OC",
          "source_page": 3,
          "source": "datasheet"
        },
        {
          "name": "IREF Deviation Over Full Temperature Range, 0 to +70°C",
          "symbol": "IREF(dev)",
          "kind": "electrical",
          "unit": "µA",
          "min": null,
          "typ": 0.05,
          "max": 0.3,
          "conditions": "R1 = 10kΩ, R2 = OC, TA = 0 to +70°C",
          "source_page": 3,
          "source": "datasheet"
        },
        {
          "name": "IREF Deviation Over Full Temperature Range, -40 to +85°C",
          "symbol": "IREF(dev)",
          "kind": "electrical",
          "unit": "µA",
          "min": null,
          "typ": 0.1,
          "max": 0.4,
          "conditions": "R1 = 10kΩ, R2 = OC, TA = -40°C to +85°C",
          "source_page": 3,
          "source": "datasheet"
        },
        {
          "name": "IREF Deviation Over Full Temperature Range, -40 to +125°C",
          "symbol": "IREF(dev)",
          "kind": "electrical",
          "unit": "µA",
          "min": null,
          "typ": 0.15,
          "max": 0.5,
          "conditions": "R1 = 10kΩ, R2 = OC, TA = -40°C to +125°C",
          "source_page": 3,
          "source": "datasheet"
        },
        {
          "name": "Minimum Cathode Current for Regulation, 0 to +70°C",
          "symbol": "IKMIN",
          "kind": "electrical",
          "unit": "µA",
          "min": null,
          "typ": 55,
          "max": 80,
          "conditions": "VKA = VREF, TA = 0 to +70°C",
          "source_page": 3,
          "source": "datasheet"
        },
        {
          "name": "Minimum Cathode Current for Regulation, -40 to +85°C",
          "symbol": "IKMIN",
          "kind": "electrical",
          "unit": "µA",
          "min": null,
          "typ": 55,
          "max": 80,
          "conditions": "VKA = VREF, TA = -40°C to +85°C",
          "source_page": 3,
          "source": "datasheet"
        },
        {
          "name": "Minimum Cathode Current for Regulation, -40 to +125°C",
          "symbol": "IKMIN",
          "kind": "electrical",
          "unit": "µA",
          "min": null,
          "typ": 55,
          "max": 100,
          "conditions": "VKA = VREF, TA = -40°C to +125°C",
          "source_page": 3,
          "source": "datasheet"
        },
        {
          "name": "Off-State Current",
          "symbol": "IK(OFF)",
          "kind": "electrical",
          "unit": "µA",
          "min": null,
          "typ": 0.001,
          "max": 0.1,
          "conditions": "VKA = 18V, VREF = 0",
          "source_page": 3,
          "source": "datasheet"
        },
        {
          "name": "Dynamic Output Impedance",
          "symbol": "ZKA",
          "kind": "electrical",
          "unit": "Ω",
          "min": null,
          "typ": 0.25,
          "max": 0.4,
          "conditions": "VKA = VREF, f = <1kHz, IK = 0.1mA to 15mA",
          "source_page": 3,
          "source": "datasheet"
        },
        {
          "name": "Cathode Voltage (recommended, VREF to 18 V)",
          "symbol": "VKA",
          "kind": "recommended_operating",
          "unit": "V",
          "min": null,
          "typ": null,
          "max": 18,
          "conditions": "Printed minimum is VREF (not a numeric value)",
          "source_page": 2,
          "source": "datasheet"
        },
        {
          "name": "Cathode Current",
          "symbol": "IKA",
          "kind": "recommended_operating",
          "unit": "mA",
          "min": 0.1,
          "typ": null,
          "max": 15,
          "conditions": "",
          "source_page": 2,
          "source": "datasheet"
        },
        {
          "name": "Operating Ambient Temperature Range",
          "symbol": "TA",
          "kind": "recommended_operating",
          "unit": "°C",
          "min": -40,
          "typ": null,
          "max": 125,
          "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": "Continuous Cathode Current",
          "symbol": "IKA",
          "kind": "absolute_maximum",
          "unit": "mA",
          "min": -20,
          "typ": null,
          "max": 20,
          "conditions": "",
          "source_page": 2,
          "source": "datasheet"
        },
        {
          "name": "Reference Input Current Range",
          "symbol": "IREF",
          "kind": "absolute_maximum",
          "unit": "mA",
          "min": -0.05,
          "typ": null,
          "max": 3,
          "conditions": "",
          "source_page": 2,
          "source": "datasheet"
        },
        {
          "name": "ESD Susceptibility, Human Body Model",
          "symbol": "HBM",
          "kind": "absolute_maximum",
          "unit": "kV",
          "min": null,
          "typ": null,
          "max": 4,
          "conditions": "",
          "source_page": 2,
          "source": "datasheet"
        },
        {
          "name": "ESD Susceptibility, Machine Model",
          "symbol": "MM",
          "kind": "absolute_maximum",
          "unit": "V",
          "min": null,
          "typ": null,
          "max": 400,
          "conditions": "",
          "source_page": 2,
          "source": "datasheet"
        },
        {
          "name": "ESD Susceptibility, Charged Device Model",
          "symbol": "CDM",
          "kind": "absolute_maximum",
          "unit": "kV",
          "min": null,
          "typ": null,
          "max": 1,
          "conditions": "",
          "source_page": 2,
          "source": "datasheet"
        },
        {
          "name": "Operating Junction Temperature",
          "symbol": "",
          "kind": "absolute_maximum",
          "unit": "°C",
          "min": -40,
          "typ": null,
          "max": 150,
          "conditions": "",
          "source_page": 2,
          "source": "datasheet"
        },
        {
          "name": "Storage Temperature",
          "symbol": "",
          "kind": "absolute_maximum",
          "unit": "°C",
          "min": -65,
          "typ": null,
          "max": 150,
          "conditions": "",
          "source_page": 2,
          "source": "datasheet"
        },
        {
          "name": "Power Dissipation, SC70-6 (SOT363)",
          "symbol": "PDIS",
          "kind": "thermal",
          "unit": "mW",
          "min": null,
          "typ": null,
          "max": 330,
          "conditions": "TA = +25°C, TJ = +150°C",
          "source_page": 2,
          "source": "datasheet"
        },
        {
          "name": "Thermal Resistance Junction-to-Ambient, SC70-6 (SOT363)",
          "symbol": "JA",
          "kind": "thermal",
          "unit": "°C/W",
          "min": null,
          "typ": 380,
          "max": null,
          "conditions": "",
          "source_page": 2,
          "source": "datasheet"
        }
      ]
    }
  },
  "variants": [],
  "sections": [
    "hero",
    "viewers",
    "readme",
    "breadcrumbs",
    "info"
  ],
  "discovery_triggers": [
    "tlv431ah6ta"
  ],
  "discovery_pitch": "TLV431AH6TA (Diodes Incorporated) 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",
    "tlv431ah6ta.kicad_sym",
    "tlv431ah6ta.kicad_mod",
    "tlv431ah6ta.glb",
    "tlv431ah6ta.step",
    "tlv431ah6ta.lbr",
    "docs/hero.png",
    "docs/tlv431ah6ta-datasheet.pdf",
    "viewers/symbol.html",
    "viewers/footprint.html",
    "tlv431ah6ta-hero.glb",
    "tlv431ah6ta-hero.overlay.json",
    "tlv431ah6ta-etched.glb"
  ],
  "visibility": {
    "public": true
  }
}