ADM7151ARDZ-04

{
  "schema_version": 1,
  "type": "component",
  "slug": "adm7151ardz-04",
  "title": "ADM7151ARDZ-04",
  "brief": "Analog Devices Linear Voltage Regulators (LDO), SOIC-8-EP. 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",
    "adm7151ardz-04",
    "factory-2.0.0",
    "extractor-text"
  ],
  "component": {
    "mpn": "ADM7151ARDZ-04",
    "manufacturer": "Analog Devices",
    "package": "SOIC-8-EP",
    "pin_count": 9,
    "category": "Power Management ICs",
    "subcategory": "Linear Voltage Regulators (LDO)",
    "datasheet": "https://www.analog.com/media/en/technical-documentation/data-sheets/ADM7151.pdf",
    "parts": {
      "symbol": "adm7151ardz-04.kicad_sym",
      "footprint": "adm7151ardz-04.kicad_mod",
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      "model_3d_plain": "adm7151ardz-04-etched.glb",
      "model_3d_step": "adm7151ardz-04-etched.step",
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      "lbr": "adm7151ardz-04.lbr"
    },
    "distributor_links": {
      "lcsc": "C658447",
      "digikey": "505-ADM7151ARDZ-04-ND",
      "mouser": "584-ADM7151ARDZ-04"
    },
    "distributor_check": {
      "checked_at": "2026-10-28T22:22:39Z",
      "source": "Component Ocean /api/assign-pns",
      "digikey": {
        "pn": "505-ADM7151ARDZ-04-ND",
        "status": "found"
      },
      "mouser": {
        "pn": "584-ADM7151ARDZ-04",
        "status": "found"
      }
    },
    "pins": [
      {
        "number": "1",
        "name": "VREG",
        "type": "power_out",
        "description": "Regulated input supply to the LDO amplifier; bypass VREG to GND with a 10 µF or greater capacitor and do not connect a load to ground."
      },
      {
        "number": "2",
        "name": "VOUT",
        "type": "power_out",
        "description": "Regulated output voltage; bypass VOUT to GND with a 10 µF or greater capacitor."
      },
      {
        "number": "3",
        "name": "BYP",
        "type": "passive",
        "description": "Low-noise bypass capacitor; connect a 1 µF capacitor to GND to reduce noise and do not connect a load to ground."
      },
      {
        "number": "4",
        "name": "GND",
        "type": "power_in",
        "description": "Ground connection."
      },
      {
        "number": "5",
        "name": "REF_SENSE",
        "type": "input",
        "description": "External resistor divider input used to set the output voltage, where VOUT = VREF × (R1 + R2)/R2 and VREF = 1.5 V."
      },
      {
        "number": "6",
        "name": "REF",
        "type": "output",
        "description": "Low-noise reference voltage output; bypass to GND with a 1 µF capacitor, short REF_SENSE to REF for fixed output voltages, and do not connect a load to ground."
      },
      {
        "number": "7",
        "name": "EN",
        "type": "input",
        "description": "Enable input; drive high to turn the regulator on and low to turn it off, and connect to VIN for automatic startup."
      },
      {
        "number": "8",
        "name": "VIN",
        "type": "power_in",
        "description": "Regulator input supply; bypass VIN to GND with a 10 µF or greater capacitor."
      },
      {
        "number": "9",
        "name": "EP",
        "type": "passive",
        "description": "Exposed pad (from the footprint; not named in the datasheet pin table)."
      }
    ],
    "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: The datasheet calls VREG a regulated input supply to the LDO amplifier, which is an internal node ge; BYP is a bypass capacitor node rather than a supply or signal pin. I classed it as passive; the data; The exposed pad is not numbered 1..N. It is labeled EP in Table 5 and is included as the pin ID EP. ",
          "exposed pad 9 added from the footprint",
          "dropped thermal pad ['EP'] absent from footprint"
        ],
        "pages_sent": 9,
        "cost_usd": 0.053,
        "at": "2026-10-28T22:22:23"
      },
      "datasheet": {
        "url": "https://www.analog.com/media/en/technical-documentation/data-sheets/ADM7151.pdf",
        "pages": 24,
        "sha256": "e2d199a9e640dbfe",
        "source_tier": "mfr"
      },
      "cad": "KiCad official (CC-BY-SA 4.0)",
      "pins": {
        "total": 9,
        "described": 9,
        "cites_pages": true,
        "refuses_to_fabricate": true
      }
    },
    "viewers": {
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        "units": "mm",
        "origin": "footprint origin = pad-pattern centre",
        "seat": "z = 0",
        "extents_mm": [
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        "zmin_mm": 0,
        "centre_offset_mm": 0,
        "footprint_binding": "identity",
        "sha256": "2d6f7e774e8143e3320cbd59eb5be9f3b7864614644e3b072006e1eb05fb7fa6",
        "checked": "2026-10-28",
        "checked_by": "factory/step_pose.py (Z-up, origin, seat, binding)"
      },
      {
        "file": "adm7151ardz-04-etched.step",
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    "package_dims": {
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      },
      "A": {
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      },
      "source": "datasheet package drawing, every number found on its page (extract_pins --task dims)",
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      "Package": "SOIC-8-EP",
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        {
          "name": "Shutdown current",
          "symbol": "IIN-SD",
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        {
          "name": "Voltage accuracy",
          "symbol": "VOUT",
          "kind": "tolerance",
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        {
          "name": "Voltage accuracy over line, load and temperature",
          "symbol": "VOUT",
          "kind": "tolerance",
          "unit": "%",
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          "source_page": 3,
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        },
        {
          "name": "Line regulation",
          "symbol": "ΔVOUT/ΔVIN",
          "kind": "electrical",
          "unit": "%/V",
          "min": -0.01,
          "typ": null,
          "max": 0.01,
          "conditions": "VIN = 4.5 V to 16 V",
          "source_page": 3,
          "source": "datasheet"
        },
        {
          "name": "Load regulation",
          "symbol": "ΔVOUT/ΔIOUT",
          "kind": "electrical",
          "unit": "%/A",
          "min": null,
          "typ": 0.5,
          "max": 1,
          "conditions": "IOUT = 1 mA to 800 mA",
          "source_page": 3,
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        },
        {
          "name": "VOUT current limit threshold",
          "symbol": "ILIMIT",
          "kind": "electrical",
          "unit": "A",
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        {
          "name": "Dropout voltage",
          "symbol": "VDROPOUT",
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          "unit": "V",
          "min": null,
          "typ": 0.3,
          "max": 0.6,
          "conditions": "IOUT = 400 mA, VOUT = 5 V",
          "source_page": 3,
          "source": "datasheet"
        },
        {
          "name": "Dropout voltage",
          "symbol": "VDROPOUT",
          "kind": "electrical",
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          "typ": 0.6,
          "max": 1.2,
          "conditions": "IOUT = 800 mA, VOUT = 5 V",
          "source_page": 3,
          "source": "datasheet"
        },
        {
          "name": "EN input leakage current",
          "symbol": "IEN-LKG",
          "kind": "electrical",
          "unit": "µA",
          "min": null,
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          "conditions": "VEN = VIN or GND",
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          "source": "datasheet"
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          "kind": "recommended_operating",
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          "max": null,
          "conditions": "TA = −40°C to +125°C",
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          "source": "datasheet"
        },
        {
          "name": "Minimum regulator capacitance",
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        {
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        {
          "name": "Minimum bypass capacitance",
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          "conditions": "TA = −40°C to +125°C",
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        {
          "name": "Minimum reference capacitance",
          "symbol": "CREF",
          "kind": "recommended_operating",
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          "typ": null,
          "max": null,
          "conditions": "TA = −40°C to +125°C",
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          "source": "datasheet"
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        {
          "name": "Capacitor ESR (CREG, COUT, CIN, CREF)",
          "symbol": "RESR",
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          "unit": "Ω",
          "min": 0.001,
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          "max": 0.2,
          "conditions": "TA = −40°C to +125°C",
          "source_page": 4,
          "source": "datasheet"
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        {
          "name": "Capacitor ESR (CBYP)",
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          "min": 0.001,
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          "conditions": "TA = −40°C to +125°C",
          "source_page": 4,
          "source": "datasheet"
        },
        {
          "name": "VIN to GND",
          "symbol": "",
          "kind": "absolute_maximum",
          "unit": "V",
          "min": -0.3,
          "typ": null,
          "max": 18,
          "conditions": "",
          "source_page": 5,
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        },
        {
          "name": "VREG to GND",
          "symbol": "",
          "kind": "absolute_maximum",
          "unit": "V",
          "min": -0.3,
          "typ": null,
          "max": 6,
          "conditions": "max is VIN or +6 V, whichever is less",
          "source_page": 5,
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        {
          "name": "VOUT to GND",
          "symbol": "",
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          "typ": null,
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          "source": "datasheet"
        },
        {
          "name": "VOUT to BYP",
          "symbol": "",
          "kind": "absolute_maximum",
          "unit": "V",
          "min": -0.3,
          "typ": null,
          "max": 0.3,
          "conditions": "±0.3 V",
          "source_page": 5,
          "source": "datasheet"
        },
        {
          "name": "EN to GND",
          "symbol": "",
          "kind": "absolute_maximum",
          "unit": "V",
          "min": -0.3,
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          "max": 18,
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        {
          "name": "BYP to GND",
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          "name": "REF to GND",
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          "source": "datasheet"
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        },
        {
          "name": "Storage temperature range",
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          "min": -40,
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        },
        {
          "name": "Junction to ambient thermal resistance (8-Lead SOIC)",
          "symbol": "θJA",
          "kind": "thermal",
          "unit": "°C/W",
          "min": null,
          "typ": 36.9,
          "max": null,
          "conditions": "8-lead SOIC, worst-case, device soldered in circuit board",
          "source_page": 5,
          "source": "datasheet"
        },
        {
          "name": "Junction to case thermal resistance (8-Lead SOIC)",
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          "kind": "thermal",
          "unit": "°C/W",
          "min": null,
          "typ": 27.1,
          "max": null,
          "conditions": "8-lead SOIC, worst-case, device soldered in circuit board",
          "source_page": 5,
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        },
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          "name": "Junction to board thermal characterization parameter (8-Lead SOIC)",
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          "kind": "thermal",
          "unit": "°C/W",
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          "max": null,
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  "discovery_pitch": "ADM7151ARDZ-04 (Analog Devices) component page: datasheet pinout, KiCad symbol, footprint and 3D.",
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    "name": "Ray",
    "email": "[email protected]"
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