main
Ray Set visibility: public 4197505 4d ago
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{
  "schema_version": 1,
  "type": "component",
  "slug": "adr441arz-reel7",
  "title": "ADR441ARZ-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 management ics",
    "adr441arz-reel7",
    "factory-2.0.0",
    "extractor-text"
  ],
  "component": {
    "mpn": "ADR441ARZ-REEL7",
    "manufacturer": "Analog Devices",
    "package": "SOIC-8",
    "pin_count": 8,
    "category": "Power Management ICs",
    "subcategory": "Voltage References",
    "datasheet": "https://www.analog.com/media/en/technical-documentation/data-sheets/ADR440_441_443_444_445.pdf",
    "parts": {
      "symbol": "adr441arz-reel7.kicad_sym",
      "footprint": "adr441arz-reel7.kicad_mod",
      "model_3d": "adr441arz-reel7-hero.glb",
      "model_3d_plain": "adr441arz-reel7-etched.glb",
      "model_3d_step": "adr441arz-reel7-etched.step",
      "model_3d_step_plain": "adr441arz-reel7.step",
      "lbr": "adr441arz-reel7.lbr"
    },
    "distributor_links": {
      "lcsc": "C192235",
      "digikey": "ADR441ARZ-REEL7TR-ND",
      "mouser": "584-ADR441ARZ-R7"
    },
    "distributor_check": {
      "checked_at": "2026-10-30T11:57:53Z",
      "source": "Component Ocean /api/assign-pns",
      "digikey": {
        "pn": "ADR441ARZ-REEL7TR-ND",
        "status": "found"
      },
      "mouser": {
        "pn": "584-ADR441ARZ-R7",
        "status": "found"
      }
    },
    "pins": [
      {
        "number": "1",
        "name": "DNC",
        "type": "unconnected",
        "description": "Do Not Connect; do not connect to this pin."
      },
      {
        "number": "2",
        "name": "VIN",
        "type": "power_in",
        "description": "Input voltage connection; operating range 3 V to 18 V for ADR441 (absolute maximum supply 20 V), with 0.1 µF capacitor required."
      },
      {
        "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."
      },
      {
        "number": "5",
        "name": "TRIM",
        "type": "passive",
        "description": "Output voltage trim pin that adjusts the output over a ±0.5% range via a potentiometer between VOUT and GND."
      },
      {
        "number": "6",
        "name": "VOUT",
        "type": "power_out",
        "description": "Output voltage (2.500 V for ADR441), sources up to 10 mA and sinks up to -5 mA, with 0.1 µF capacitor required."
      },
      {
        "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; do not connect to this pin."
      }
    ],
    "provenance": {
      "extractor": "extract_pins 0.3",
      "factory_chain": {
        "factory": "2.0.0",
        "extractor": "extract_pins 0.3",
        "primary_model": "claude-sonnet-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": 0.1797,
        "at": "2026-10-30T11:57:41"
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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"
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      "cad": "KiCad official (CC-BY-SA 4.0)",
      "pins": {
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        "described": 8,
        "cites_pages": true,
        "refuses_to_fabricate": true
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        "footprint_binding": "identity",
        "sha256": "07f46cff378d30e6c27dfd5a03092c795323f86d91c71fc7e743f4f418dc553a",
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        "sha256": "1403650e40ea50cc9da15dc40b44c3d6dd60dbb0ea05626a99a16381b683a3f2",
        "checked": "2026-10-30",
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    "package_dims": {
      "package_code": "R-8",
      "source_page": 18,
      "D": {
        "nom_mm": 4.9,
        "range_mm": [
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      "E1": {
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      "E": {
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      "e": {
        "nom_mm": 1.27,
        "range_mm": [
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          null
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      },
      "A": {
        "nom_mm": 1.55,
        "range_mm": [
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          1.75
        ]
      },
      "source": "datasheet package drawing, every number found on its page (extract_pins --task dims)",
      "model_check": {
        "file": "adr441arz-reel7.step",
        "verdict": "PASS",
        "reasons": [
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        "by": "factory/package_fit.py"
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    }
  },
  "metadata": {
    "specs": {
      "Manufacturer": "Analog Devices",
      "Package": "SOIC-8",
      "Category": "Power Management ICs",
      "Pins": "8"
    },
    "characteristics": {
      "version": 1,
      "source": "datasheet",
      "datasheet_sha256": "a10029bd83a683106612a8fdf38dbb6f56a550da3d4864c63329fd4ec780419c",
      "rows": [
        {
          "name": "Output Voltage A Grade",
          "symbol": "VOUT",
          "kind": "electrical",
          "unit": "V",
          "min": 2.497,
          "typ": 2.5,
          "max": 2.503,
          "conditions": "VIN = 3 V to 18 V, TA = 25°C, CIN = COUT = 0.1 µF",
          "source_page": 4,
          "source": "datasheet"
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        {
          "name": "Initial Accuracy A Grade",
          "symbol": "VOERR",
          "kind": "electrical",
          "unit": "mV",
          "min": -3,
          "typ": null,
          "max": 3,
          "conditions": "TA = 25°C",
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          "source": "datasheet"
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        },
        {
          "name": "Temperature Drift A Grade",
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          "kind": "temperature_coefficient",
          "unit": "ppm/°C",
          "min": null,
          "typ": 2,
          "max": 10,
          "conditions": "−40°C < TA < +125°C",
          "source_page": 4,
          "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": 4,
          "source": "datasheet"
        },
        {
          "name": "Load Regulation (sourcing)",
          "symbol": "ΔVOUT/ΔILOAD",
          "kind": "electrical",
          "unit": "ppm/mA",
          "min": -50,
          "typ": null,
          "max": 50,
          "conditions": "ILOAD = 0 mA to 10 mA, VIN = 4 V, −40°C < TA < +125°C",
          "source_page": 4,
          "source": "datasheet"
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        {
          "name": "Load Regulation (sinking)",
          "symbol": "ΔVOUT/ΔILOAD",
          "kind": "electrical",
          "unit": "ppm/mA",
          "min": -50,
          "typ": null,
          "max": 50,
          "conditions": "ILOAD = 0 mA to −5 mA, VIN = 4 V, −40°C < TA < +125°C",
          "source_page": 4,
          "source": "datasheet"
        },
        {
          "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": 4,
          "source": "datasheet"
        },
        {
          "name": "Supply Voltage Operating Range",
          "symbol": "VIN",
          "kind": "electrical",
          "unit": "V",
          "min": 3,
          "typ": null,
          "max": 18,
          "conditions": "",
          "source_page": 4,
          "source": "datasheet"
        },
        {
          "name": "Output Current Capacity Sourcing",
          "symbol": "ILOAD",
          "kind": "electrical",
          "unit": "mA",
          "min": null,
          "typ": 10,
          "max": null,
          "conditions": "Sourcing",
          "source_page": 4,
          "source": "datasheet"
        },
        {
          "name": "Output Current Capacity Sinking",
          "symbol": "ILOAD",
          "kind": "electrical",
          "unit": "mA",
          "min": null,
          "typ": -5,
          "max": null,
          "conditions": "Sinking",
          "source_page": 4,
          "source": "datasheet"
        },
        {
          "name": "Voltage Noise",
          "symbol": "eN p-p",
          "kind": "electrical",
          "unit": "µV p-p",
          "min": null,
          "typ": 1.2,
          "max": null,
          "conditions": "0.1 Hz to 10 Hz",
          "source_page": 4,
          "source": "datasheet"
        },
        {
          "name": "Voltage Noise Density",
          "symbol": "eN",
          "kind": "electrical",
          "unit": "nV/√Hz",
          "min": null,
          "typ": 48,
          "max": null,
          "conditions": "1 kHz",
          "source_page": 4,
          "source": "datasheet"
        },
        {
          "name": "Turn-On Settling Time",
          "symbol": "tR",
          "kind": "timing",
          "unit": "µs",
          "min": null,
          "typ": 10,
          "max": null,
          "conditions": "",
          "source_page": 4,
          "source": "datasheet"
        },
        {
          "name": "Long-Term Stability",
          "symbol": "∆VOUT",
          "kind": "electrical",
          "unit": "ppm",
          "min": null,
          "typ": 50,
          "max": null,
          "conditions": "1000 hours",
          "source_page": 4,
          "source": "datasheet"
        },
        {
          "name": "Output Voltage Hysteresis",
          "symbol": "VOUT_HYS",
          "kind": "electrical",
          "unit": "ppm",
          "min": null,
          "typ": 70,
          "max": null,
          "conditions": "",
          "source_page": 4,
          "source": "datasheet"
        },
        {
          "name": "Ripple Rejection Ratio",
          "symbol": "RRR",
          "kind": "electrical",
          "unit": "dB",
          "min": null,
          "typ": -80,
          "max": null,
          "conditions": "fIN = 1 kHz",
          "source_page": 4,
          "source": "datasheet"
        },
        {
          "name": "Short Circuit to GND",
          "symbol": "ISC",
          "kind": "electrical",
          "unit": "mA",
          "min": null,
          "typ": 27,
          "max": null,
          "conditions": "",
          "source_page": 4,
          "source": "datasheet"
        },
        {
          "name": "Supply Voltage Headroom",
          "symbol": "VIN − VOUT",
          "kind": "electrical",
          "unit": "mV",
          "min": null,
          "typ": 500,
          "max": null,
          "conditions": "",
          "source_page": 4,
          "source": "datasheet"
        },
        {
          "name": "Supply Voltage",
          "symbol": "",
          "kind": "absolute_maximum",
          "unit": "V",
          "min": null,
          "typ": null,
          "max": 20,
          "conditions": "TA = 25°C",
          "source_page": 8,
          "source": "datasheet"
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        {
          "name": "Storage Temperature Range",
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          "min": -65,
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          "max": 125,
          "conditions": "",
          "source_page": 8,
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          "symbol": "",
          "kind": "absolute_maximum",
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          "min": -40,
          "typ": null,
          "max": 125,
          "conditions": "",
          "source_page": 8,
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        {
          "name": "Junction Temperature Range",
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          "conditions": "",
          "source_page": 8,
          "source": "datasheet"
        },
        {
          "name": "Lead Temperature, Soldering",
          "symbol": "",
          "kind": "absolute_maximum",
          "unit": "°C",
          "min": null,
          "typ": null,
          "max": 300,
          "conditions": "60 sec",
          "source_page": 8,
          "source": "datasheet"
        },
        {
          "name": "Thermal Resistance 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 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_pitch": "ADR441ARZ-REEL7 (Analog Devices) component page: datasheet pinout, KiCad symbol, footprint and 3D.",
  "author": {
    "name": "Ray",
    "email": "[email protected]"
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