main
Ray Set visibility: public fbbb267 1d ago
{
  "schema_version": 1,
  "type": "component",
  "slug": "adr443arz-reel7",
  "title": "ADR443ARZ-REEL7",
  "brief": "Analog Devices Voltage References, SOIC-8. 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 supply chip",
    "adr443arz-reel7",
    "factory-2.0.0",
    "extractor-text"
  ],
  "component": {
    "mpn": "ADR443ARZ-REEL7",
    "manufacturer": "Analog Devices",
    "package": "SOIC-8",
    "pin_count": 8,
    "category": "Power Supply Chip",
    "subcategory": "Voltage References",
    "datasheet": "https://www.analog.com/media/en/technical-documentation/data-sheets/ADR440_441_443_444_445.pdf",
    "parts": {
      "symbol": "adr443arz-reel7.kicad_sym",
      "footprint": "adr443arz-reel7.kicad_mod",
      "model_3d": "adr443arz-reel7-hero.glb",
      "model_3d_plain": "adr443arz-reel7-etched.glb",
      "model_3d_step": "adr443arz-reel7-etched.step",
      "model_3d_step_plain": "adr443arz-reel7.step",
      "lbr": "adr443arz-reel7.lbr"
    },
    "distributor_links": {
      "lcsc": "C659571",
      "digikey": "ADR443ARZ-REEL7TR-ND",
      "mouser": "584-ADR443ARZ-R7"
    },
    "distributor_check": {
      "checked_at": "2026-11-02T17:27:13Z",
      "source": "Component Ocean /api/assign-pns",
      "digikey": {
        "pn": "ADR443ARZ-REEL7TR-ND",
        "status": "found"
      },
      "mouser": {
        "pn": "584-ADR443ARZ-R7",
        "status": "found"
      }
    },
    "pins": [
      {
        "number": "1",
        "name": "DNC",
        "type": "unconnected",
        "description": "Do Not Connect; the datasheet says not to connect anything to this pin."
      },
      {
        "number": "2",
        "name": "VIN",
        "type": "power_in",
        "description": "Input voltage connection; the ADR443 operating supply range is 3.5 V to 18 V."
      },
      {
        "number": "3",
        "name": "NIC",
        "type": "unconnected",
        "description": "Not Internally Connected; this pin is not connected internally."
      },
      {
        "number": "4",
        "name": "GND",
        "type": "power_in",
        "description": "Ground reference pin for the reference."
      },
      {
        "number": "5",
        "name": "TRIM",
        "type": "passive",
        "description": "Output voltage trim terminal, which allows the output to be adjusted over a ±0.5% range without compromising performance."
      },
      {
        "number": "6",
        "name": "VOUT",
        "type": "power_out",
        "description": "Output voltage of 3.000 V nominal for the ADR443, sourcing up to 10 mA and sinking up to −5 mA."
      },
      {
        "number": "7",
        "name": "NIC",
        "type": "unconnected",
        "description": "Not Internally Connected; this pin is not connected internally."
      },
      {
        "number": "8",
        "name": "DNC",
        "type": "unconnected",
        "description": "Do Not Connect; the datasheet says not to connect anything to this pin."
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        "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": 19,
        "cost_usd": 0.0243,
        "at": "2026-11-02T17:27:04"
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      "datasheet": {
        "url": "https://www.analog.com/media/en/technical-documentation/data-sheets/ADR440_441_443_444_445.pdf",
        "pages": 19,
        "sha256": "a10029bd83a68310",
        "source_tier": "mfr"
      },
      "cad": "KiCad official (CC-BY-SA 4.0)",
      "pins": {
        "total": 8,
        "described": 8,
        "cites_pages": true,
        "refuses_to_fabricate": true
      }
    },
    "viewers": {
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      "footprint": "viewers/footprint.html"
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        "role": "plain",
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        "units": "mm",
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        "seat": "z = 0",
        "extents_mm": [
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        "zmin_mm": 0,
        "centre_offset_mm": 0,
        "footprint_binding": "identity",
        "sha256": "07f46cff378d30e6c27dfd5a03092c795323f86d91c71fc7e743f4f418dc553a",
        "checked": "2026-11-02",
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        "sha256": "78b3d9aad7d5accdb820d783574bf89e676419d9637f394507282bdebec41bb4",
        "checked": "2026-11-02",
        "checked_by": "factory/step_pose.py (Z-up, origin, seat, binding)"
      }
    ]
  },
  "metadata": {
    "specs": {
      "Manufacturer": "Analog Devices",
      "Package": "SOIC-8",
      "Category": "Power Supply Chip",
      "Pins": "8"
    },
    "characteristics": {
      "version": 1,
      "source": "datasheet",
      "datasheet_sha256": "a10029bd83a683106612a8fdf38dbb6f56a550da3d4864c63329fd4ec780419c",
      "rows": [
        {
          "name": "OUTPUT VOLTAGE (A Grade)",
          "symbol": "VOUT",
          "kind": "electrical",
          "unit": "V",
          "min": 2.996,
          "typ": 3,
          "max": 3.004,
          "conditions": "",
          "source_page": 5,
          "source": "datasheet"
        },
        {
          "name": "INITIAL ACCURACY (A Grade)",
          "symbol": "VOERR",
          "kind": "tolerance",
          "unit": "mV",
          "min": -4,
          "typ": null,
          "max": 4,
          "conditions": "",
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          "source": "datasheet"
        },
        {
          "name": "INITIAL ACCURACY (A Grade)",
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          "unit": "%",
          "min": -0.13,
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        },
        {
          "name": "TEMPERATURE DRIFT (A Grade)",
          "symbol": "TCVOUT",
          "kind": "temperature_coefficient",
          "unit": "ppm/°C",
          "min": null,
          "typ": 2,
          "max": 10,
          "conditions": "−40°C < TA < +125°C",
          "source_page": 5,
          "source": "datasheet"
        },
        {
          "name": "LINE REGULATION",
          "symbol": "ΔVOUT/ΔVIN",
          "kind": "electrical",
          "unit": "ppm/V",
          "min": null,
          "typ": 10,
          "max": 20,
          "conditions": "−40°C < TA < +125°C",
          "source_page": 5,
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        {
          "name": "LOAD REGULATION (sourcing)",
          "symbol": "ΔVOUT/ΔILOAD",
          "kind": "electrical",
          "unit": "ppm/mA",
          "min": -50,
          "typ": null,
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          "conditions": "ILOAD = 0 mA to 10 mA, VIN = 5 V, −40°C < TA < +125°C",
          "source_page": 5,
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        {
          "name": "LOAD REGULATION (sinking)",
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          "kind": "electrical",
          "unit": "ppm/mA",
          "min": -50,
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          "conditions": "ILOAD = 0 mA to −5 mA, VIN = 5 V, −40°C < TA < +125°C",
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        {
          "name": "OUTPUT CURRENT CAPACITY (sourcing)",
          "symbol": "ILOAD",
          "kind": "electrical",
          "unit": "mA",
          "min": null,
          "typ": null,
          "max": 10,
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          "source": "datasheet"
        },
        {
          "name": "OUTPUT CURRENT CAPACITY (sinking)",
          "symbol": "ILOAD",
          "kind": "electrical",
          "unit": "mA",
          "min": -5,
          "typ": null,
          "max": null,
          "conditions": "Sinking",
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        },
        {
          "name": "QUIESCENT CURRENT",
          "symbol": "IIN",
          "kind": "electrical",
          "unit": "mA",
          "min": null,
          "typ": 3,
          "max": 3.75,
          "conditions": "No load, −40°C < TA < +125°C",
          "source_page": 5,
          "source": "datasheet"
        },
        {
          "name": "SUPPLY VOLTAGE OPERATING RANGE",
          "symbol": "VIN",
          "kind": "recommended_operating",
          "unit": "V",
          "min": 3.5,
          "typ": null,
          "max": 18,
          "conditions": "",
          "source_page": 5,
          "source": "datasheet"
        },
        {
          "name": "SUPPLY VOLTAGE HEADROOM",
          "symbol": "VIN − VOUT",
          "kind": "recommended_operating",
          "unit": "mV",
          "min": null,
          "typ": 500,
          "max": null,
          "conditions": "",
          "source_page": 5,
          "source": "datasheet"
        },
        {
          "name": "TURN-ON SETTLING TIME",
          "symbol": "tR",
          "kind": "timing",
          "unit": "µs",
          "min": null,
          "typ": 10,
          "max": null,
          "conditions": "",
          "source_page": 5,
          "source": "datasheet"
        },
        {
          "name": "LONG-TERM STABILITY",
          "symbol": "ΔVOUT",
          "kind": "electrical",
          "unit": "ppm",
          "min": null,
          "typ": 50,
          "max": null,
          "conditions": "1000 hours",
          "source_page": 5,
          "source": "datasheet"
        },
        {
          "name": "OUTPUT VOLTAGE HYSTERESIS",
          "symbol": "VOUT_HYS",
          "kind": "electrical",
          "unit": "ppm",
          "min": null,
          "typ": 70,
          "max": null,
          "conditions": "",
          "source_page": 5,
          "source": "datasheet"
        },
        {
          "name": "VOLTAGE NOISE (p-p)",
          "symbol": "eN p-p",
          "kind": "electrical",
          "unit": "µV p-p",
          "min": null,
          "typ": 1.4,
          "max": null,
          "conditions": "0.1 Hz to 10 Hz",
          "source_page": 5,
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        },
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          "name": "VOLTAGE NOISE DENSITY",
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          "kind": "electrical",
          "unit": "nV/√Hz",
          "min": null,
          "typ": 57.6,
          "max": null,
          "conditions": "1 kHz",
          "source_page": 5,
          "source": "datasheet"
        },
        {
          "name": "SHORT CIRCUIT TO GND",
          "symbol": "ISC",
          "kind": "electrical",
          "unit": "mA",
          "min": null,
          "typ": 27,
          "max": null,
          "conditions": "",
          "source_page": 5,
          "source": "datasheet"
        },
        {
          "name": "SUPPLY VOLTAGE (absolute maximum)",
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          "typ": null,
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        },
        {
          "name": "LEAD TEMPERATURE, SOLDERING",
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          "unit": "°C",
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          "typ": null,
          "max": 300,
          "conditions": "60 sec",
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        },
        {
          "name": "THERMAL RESISTANCE junction-to-ambient (θJA)",
          "symbol": "θJA",
          "kind": "thermal",
          "unit": "°C/W",
          "min": null,
          "typ": 130,
          "max": null,
          "conditions": "8-Lead SOIC (R Suffix)",
          "source_page": 8,
          "source": "datasheet"
        },
        {
          "name": "THERMAL RESISTANCE junction-to-case (θJC)",
          "symbol": "θJC",
          "kind": "thermal",
          "unit": "°C/W",
          "min": null,
          "typ": 43,
          "max": null,
          "conditions": "8-Lead SOIC (R Suffix)",
          "source_page": 8,
          "source": "datasheet"
        }
      ]
    }
  },
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  "discovery_triggers": [
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  "discovery_pitch": "ADR443ARZ-REEL7 (Analog Devices) component page: datasheet pinout, KiCad symbol, footprint and 3D.",
  "author": {
    "name": "Ray",
    "email": "[email protected]"
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