main
Ray atl431liaqdbzr: specified limits as data (metadata.characteristics, 24 rows from the datasheet) 5d6dd10 26d ago
{
  "schema_version": 1,
  "type": "component",
  "slug": "atl431liaqdbzr",
  "title": "ATL431LIAQDBZR",
  "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",
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    "manufacturer": "Texas Instruments",
    "package": "SOT-23-3",
    "pin_count": 3,
    "category": "Power Management (PMIC)",
    "subcategory": "Voltage Reference",
    "datasheet": "https://www.ti.com/cn/lit/gpn/atl431li",
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        "description": "Cathode/output terminal with regulated voltage range from Vref (approximately 2.5V) to 36V, absolute maximum rating 37V, and continuous current capability -10mA to +18mA absolute maximum."
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        "at": "2026-09-23T05:43:40"
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        "pages": 40,
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        "described": 3,
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        "seat": "z = 0",
        "extents_mm": [
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        "zmin_mm": 0.0,
        "centre_offset_mm": 0.0,
        "footprint_binding": "identity",
        "sha256": "16964b14f93e6c778288a0c110b35f670fab733109c26f0da7dfc07cc3350040",
        "checked": "2026-10-07",
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  "metadata": {
    "specs": {
      "Manufacturer": "Texas Instruments",
      "Package": "SOT-23-3",
      "Category": "Power Management (PMIC)",
      "Pins": "3"
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    "characteristics": {
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          "name": "Reference voltage (A grade, 1%)",
          "symbol": "VREF",
          "kind": "tolerance",
          "unit": "mV",
          "min": 2475,
          "typ": 2500,
          "max": 2525,
          "conditions": "VKA = Vref, IKA = 1mA, TA = 25°C",
          "source_page": 5,
          "source": "datasheet"
        },
        {
          "name": "Reference voltage deviation over temperature (Q grade)",
          "symbol": "VI(dev)",
          "kind": "temperature_coefficient",
          "unit": "mV",
          "min": null,
          "typ": 10,
          "max": 27,
          "conditions": "VKA = Vref, IKA = 1mA; ATL43xLIxQ device",
          "source_page": 5,
          "source": "datasheet"
        },
        {
          "name": "Reference voltage change vs cathode voltage (10V to Vref)",
          "symbol": "ΔVref/ΔVKA",
          "kind": "voltage_coefficient",
          "unit": "mV/V",
          "min": null,
          "typ": -1.4,
          "max": -2.7,
          "conditions": "IKA = 1mA; ΔVKA = 10V - Vref",
          "source_page": 5,
          "source": "datasheet"
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        {
          "name": "Reference voltage change vs cathode voltage (36V to 10V)",
          "symbol": "ΔVref/ΔVKA",
          "kind": "voltage_coefficient",
          "unit": "mV/V",
          "min": null,
          "typ": -1,
          "max": -2,
          "conditions": "IKA = 1mA; ΔVKA = 36V - 10V",
          "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 = 1mA, R1 = 10kΩ, R2 = ∞",
          "source_page": 5,
          "source": "datasheet"
        },
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          "name": "Reference input current deviation over temperature",
          "symbol": "II(dev)",
          "kind": "electrical",
          "unit": "µA",
          "min": null,
          "typ": 0.1,
          "max": 0.3,
          "conditions": "IKA = 1mA, R1 = 10kΩ, R2 = ∞",
          "source_page": 5,
          "source": "datasheet"
        },
        {
          "name": "Minimum regulation cathode current",
          "symbol": "Imin",
          "kind": "electrical",
          "unit": "µA",
          "min": null,
          "typ": 65,
          "max": 80,
          "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 = 36V, Vref = 0",
          "source_page": 5,
          "source": "datasheet"
        },
        {
          "name": "Dynamic impedance",
          "symbol": "|ZKA|",
          "kind": "electrical",
          "unit": "Ω",
          "min": null,
          "typ": 0.3,
          "max": 0.65,
          "conditions": "VKA = Vref, IKA = 1mA to 15mA",
          "source_page": 5,
          "source": "datasheet"
        },
        {
          "name": "Cathode voltage",
          "symbol": "VKA",
          "kind": "absolute_maximum",
          "unit": "V",
          "min": null,
          "typ": null,
          "max": 37,
          "conditions": "Referenced 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": "ESD human body model (HBM)",
          "symbol": "V(ESD)",
          "kind": "absolute_maximum",
          "unit": "V",
          "min": -2000,
          "typ": null,
          "max": 2000,
          "conditions": "ANSI/ESDA/JEDEC JS-001, per pin",
          "source_page": 4,
          "source": "datasheet"
        },
        {
          "name": "ESD charged device model (CDM)",
          "symbol": "V(ESD)",
          "kind": "absolute_maximum",
          "unit": "V",
          "min": -1000,
          "typ": null,
          "max": 1000,
          "conditions": "JEDEC JESD22-C101",
          "source_page": 4,
          "source": "datasheet"
        },
        {
          "name": "Cathode voltage (recommended)",
          "symbol": "VKA",
          "kind": "recommended_operating",
          "unit": "V",
          "min": null,
          "typ": null,
          "max": 36,
          "conditions": "",
          "source_page": 4,
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        },
        {
          "name": "Continuous cathode current range (recommended)",
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          "kind": "recommended_operating",
          "unit": "mA",
          "min": 0.1,
          "typ": null,
          "max": 15,
          "conditions": "",
          "source_page": 4,
          "source": "datasheet"
        },
        {
          "name": "Operating free-air temperature (Q grade)",
          "symbol": "TA",
          "kind": "recommended_operating",
          "unit": "C",
          "min": -40,
          "typ": null,
          "max": 125,
          "conditions": "ATL43xLIxQ device, natural convection",
          "source_page": 4,
          "source": "datasheet"
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          "name": "Junction-to-ambient thermal resistance",
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          "min": null,
          "typ": 371.7,
          "max": null,
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          "min": null,
          "typ": 145.9,
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          "conditions": "DBZ 3-pin package",
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          "min": null,
          "typ": 104.7,
          "max": null,
          "conditions": "DBZ 3-pin package",
          "source_page": 4,
          "source": "datasheet"
        },
        {
          "name": "Junction-to-top characterization parameter",
          "symbol": "ψJT",
          "kind": "thermal",
          "unit": "C/W",
          "min": null,
          "typ": 23.9,
          "max": null,
          "conditions": "DBZ 3-pin package",
          "source_page": 4,
          "source": "datasheet"
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        {
          "name": "Junction-to-board characterization parameter",
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          "kind": "thermal",
          "unit": "C/W",
          "min": null,
          "typ": 102.9,
          "max": null,
          "conditions": "DBZ 3-pin package",
          "source_page": 4,
          "source": "datasheet"
        }
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