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Ray Set visibility: public d120a85 8d ago
{
  "schema_version": 1,
  "type": "component",
  "slug": "lt1461cis8-5-trpbf",
  "title": "LT1461CIS8-5#TRPBF",
  "brief": "Analog Devices Voltage References, SO-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",
    "lt1461cis8-5#trpbf",
    "factory-2.0.0",
    "extractor-text"
  ],
  "component": {
    "mpn": "LT1461CIS8-5#TRPBF",
    "manufacturer": "Analog Devices",
    "package": "SO-8",
    "pin_count": 8,
    "category": "Power Management ICs",
    "subcategory": "Voltage References",
    "datasheet": "https://www.analog.com/media/en/technical-documentation/data-sheets/LT1461.pdf",
    "parts": {
      "symbol": "lt1461cis8-5-trpbf.kicad_sym",
      "footprint": "lt1461cis8-5-trpbf.kicad_mod",
      "model_3d": "lt1461cis8-5-trpbf-hero.glb",
      "model_3d_plain": "lt1461cis8-5-trpbf-etched.glb",
      "model_3d_step": "lt1461cis8-5-trpbf-etched.step",
      "model_3d_step_plain": "lt1461cis8-5-trpbf.step",
      "lbr": "lt1461cis8-5-trpbf.lbr"
    },
    "distributor_links": {
      "lcsc": "C663904",
      "digikey": "LT1461CIS8-5#TRPBFTR-ND",
      "mouser": "584-1461CIS8-5TRPBF"
    },
    "distributor_check": {
      "checked_at": "2026-10-30T22:40:58Z",
      "source": "Component Ocean /api/assign-pns",
      "digikey": {
        "pn": "LT1461CIS8-5#TRPBFTR-ND",
        "status": "found"
      },
      "mouser": {
        "pn": "584-1461CIS8-5TRPBF",
        "status": "found"
      }
    },
    "pins": [
      {
        "number": "1",
        "name": "DNC",
        "type": "unconnected",
        "description": "Do-not-connect pin; leave it unconnected."
      },
      {
        "number": "2",
        "name": "VIN",
        "type": "power_in",
        "description": "Supply input; the datasheet requires (VOUT + 0.3V) ≤ VIN ≤ 20V, with a 20V absolute maximum."
      },
      {
        "number": "3",
        "name": "SHDN",
        "type": "input",
        "description": "Shutdown input; pin low shuts off load current, and pin open or at or above 2.4V enables normal operation."
      },
      {
        "number": "4",
        "name": "GND",
        "type": "power_in",
        "description": "Ground reference pin."
      },
      {
        "number": "5",
        "name": "DNC",
        "type": "unconnected",
        "description": "Do-not-connect pin; leave it unconnected."
      },
      {
        "number": "6",
        "name": "VOUT",
        "type": "power_out",
        "description": "Reference voltage output that delivers up to 50mA with a maximum 300mV dropout, and withstands a short to GND limited to 100mA."
      },
      {
        "number": "7",
        "name": "DNC",
        "type": "unconnected",
        "description": "Do-not-connect pin; leave it unconnected."
      },
      {
        "number": "8",
        "name": "DNC",
        "type": "unconnected",
        "description": "Do-not-connect pin; leave it unconnected."
      }
    ],
    "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 top-view pin list in the text is scrambled, so DNC pin positions were taken from the Simplified ",
          "1/8 pins cited to the wrong page (name found elsewhere): ['3:SHDN@p10']"
        ],
        "pages_sent": 18,
        "cost_usd": 0.0256,
        "at": "2026-10-30T22:40:48"
      },
      "datasheet": {
        "url": "https://www.analog.com/media/en/technical-documentation/data-sheets/LT1461.pdf",
        "pages": 18,
        "sha256": "dcc2277edeb5e99d",
        "source_tier": "mfr"
      },
      "cad": "KiCad official (CC-BY-SA 4.0)",
      "pins": {
        "total": 8,
        "described": 8,
        "cites_pages": true,
        "refuses_to_fabricate": true
      }
    },
    "viewers": {
      "symbol": "viewers/symbol.html",
      "footprint": "viewers/footprint.html"
    },
    "models_3d": [
      {
        "file": "lt1461cis8-5-trpbf.step",
        "role": "plain",
        "up": "Z",
        "units": "mm",
        "origin": "footprint origin = pad-pattern centre",
        "seat": "z = 0",
        "extents_mm": [
          6,
          4.9,
          1.75
        ],
        "zmin_mm": 0,
        "centre_offset_mm": 0,
        "footprint_binding": "identity",
        "sha256": "07f46cff378d30e6c27dfd5a03092c795323f86d91c71fc7e743f4f418dc553a",
        "checked": "2026-10-30",
        "checked_by": "factory/step_pose.py (Z-up, origin, seat, binding)"
      },
      {
        "file": "lt1461cis8-5-trpbf-etched.step",
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        "sha256": "441e23040df8a783d347ffccf6419bd9e398f0728678a050b89054f04934e713",
        "checked": "2026-10-30",
        "checked_by": "factory/step_pose.py (Z-up, origin, seat, binding)"
      }
    ]
  },
  "metadata": {
    "specs": {
      "Manufacturer": "Analog Devices",
      "Package": "SO-8",
      "Category": "Power Management ICs",
      "Pins": "8"
    },
    "appearance": {
      "housing": {
        "quote": "to PC board stress because of the small amount of plastic",
        "page": 11,
        "doc": "ds.pdf",
        "material": "PC"
      },
      "version": 1,
      "datasheet_sha256": "dcc2277edeb5e99d611fd131d1718bc639579854a23e9474fa46caa5363912b5"
    },
    "characteristics": {
      "version": 1,
      "source": "datasheet",
      "datasheet_sha256": "dcc2277edeb5e99d611fd131d1718bc639579854a23e9474fa46caa5363912b5",
      "rows": [
        {
          "name": "Output Voltage accuracy (initial)",
          "symbol": "VOUT",
          "kind": "tolerance",
          "unit": "%",
          "min": -0.08,
          "typ": null,
          "max": 0.08,
          "conditions": "C grade (LT1461CIS8); VIN – VOUT = 0.5V, Pin 3 = 2.4V, CL = 2µF",
          "source_page": 3,
          "source": "datasheet"
        },
        {
          "name": "Output Voltage Temperature Coefficient",
          "symbol": "",
          "kind": "temperature_coefficient",
          "unit": "ppm/°C",
          "min": null,
          "typ": 5,
          "max": 12,
          "conditions": "C grade (LT1461CIS8); l, over specified temperature range",
          "source_page": 3,
          "source": "datasheet"
        },
        {
          "name": "Dropout Voltage",
          "symbol": "VIN – VOUT",
          "kind": "electrical",
          "unit": "V",
          "min": null,
          "typ": 0.06,
          "max": 0.3,
          "conditions": "VOUT Error = 0.1%, IOUT = 0mA",
          "source_page": 4,
          "source": "datasheet"
        },
        {
          "name": "Dropout Voltage",
          "symbol": "VIN – VOUT",
          "kind": "electrical",
          "unit": "V",
          "min": null,
          "typ": 0.13,
          "max": 0.4,
          "conditions": "VOUT Error = 0.1%, IOUT = 1mA",
          "source_page": 4,
          "source": "datasheet"
        },
        {
          "name": "Dropout Voltage",
          "symbol": "VIN – VOUT",
          "kind": "electrical",
          "unit": "V",
          "min": null,
          "typ": 0.2,
          "max": null,
          "conditions": "VOUT Error = 0.1%, IOUT = 10mA",
          "source_page": 4,
          "source": "datasheet"
        },
        {
          "name": "Dropout Voltage",
          "symbol": "VIN – VOUT",
          "kind": "electrical",
          "unit": "V",
          "min": null,
          "typ": 1.5,
          "max": 2,
          "conditions": "VOUT Error = 0.1%, IOUT = 50mA, I and C Grades Only; l",
          "source_page": 4,
          "source": "datasheet"
        },
        {
          "name": "Shutdown Pin Logic High Input Voltage",
          "symbol": "",
          "kind": "electrical",
          "unit": "V",
          "min": 2.4,
          "typ": null,
          "max": null,
          "conditions": "l",
          "source_page": 4,
          "source": "datasheet"
        },
        {
          "name": "Logic Low Input Voltage",
          "symbol": "",
          "kind": "electrical",
          "unit": "V",
          "min": null,
          "typ": 0.5,
          "max": 0.8,
          "conditions": "l",
          "source_page": 4,
          "source": "datasheet"
        },
        {
          "name": "Logic Low Input Current",
          "symbol": "",
          "kind": "electrical",
          "unit": "µA",
          "min": null,
          "typ": null,
          "max": 4,
          "conditions": "Pin 3 = 0.8V; l",
          "source_page": 4,
          "source": "datasheet"
        },
        {
          "name": "Supply Current",
          "symbol": "IS",
          "kind": "electrical",
          "unit": "µA",
          "min": null,
          "typ": 35,
          "max": 50,
          "conditions": "No load",
          "source_page": 4,
          "source": "datasheet"
        },
        {
          "name": "Supply Current",
          "symbol": "IS",
          "kind": "electrical",
          "unit": "µA",
          "min": null,
          "typ": null,
          "max": 70,
          "conditions": "No load; l",
          "source_page": 4,
          "source": "datasheet"
        },
        {
          "name": "Shutdown Current",
          "symbol": "IS(SHDN)",
          "kind": "electrical",
          "unit": "µA",
          "min": null,
          "typ": 25,
          "max": 35,
          "conditions": "RL = 1k",
          "source_page": 4,
          "source": "datasheet"
        },
        {
          "name": "Shutdown Current",
          "symbol": "IS(SHDN)",
          "kind": "electrical",
          "unit": "µA",
          "min": null,
          "typ": null,
          "max": 55,
          "conditions": "RL = 1k; l",
          "source_page": 4,
          "source": "datasheet"
        },
        {
          "name": "Output Voltage Noise, 0.1Hz ≤ f ≤ 10Hz",
          "symbol": "",
          "kind": "electrical",
          "unit": "ppmP-P",
          "min": null,
          "typ": 8,
          "max": null,
          "conditions": "0.1Hz ≤ f ≤ 10Hz",
          "source_page": 4,
          "source": "datasheet"
        },
        {
          "name": "Output Voltage Noise, 10Hz ≤ f ≤ 1kHz",
          "symbol": "",
          "kind": "electrical",
          "unit": "ppmRMS",
          "min": null,
          "typ": 9.6,
          "max": null,
          "conditions": "10Hz ≤ f ≤ 1kHz",
          "source_page": 4,
          "source": "datasheet"
        },
        {
          "name": "Long-Term Drift of Output Voltage, SO-8 Package",
          "symbol": "",
          "kind": "electrical",
          "unit": "ppm/√kHr",
          "min": null,
          "typ": 60,
          "max": null,
          "conditions": "See Applications Information",
          "source_page": 4,
          "source": "datasheet"
        },
        {
          "name": "Input Voltage",
          "symbol": "VIN",
          "kind": "absolute_maximum",
          "unit": "V",
          "min": null,
          "typ": null,
          "max": 20,
          "conditions": "Absolute maximum",
          "source_page": 2,
          "source": "datasheet"
        },
        {
          "name": "Operating Temperature Range",
          "symbol": "TOP",
          "kind": "absolute_maximum",
          "unit": "°C",
          "min": -40,
          "typ": null,
          "max": 125,
          "conditions": "Note 2",
          "source_page": 2,
          "source": "datasheet"
        },
        {
          "name": "Storage Temperature Range",
          "symbol": "TSTG",
          "kind": "absolute_maximum",
          "unit": "°C",
          "min": -65,
          "typ": null,
          "max": 150,
          "conditions": "Note 3",
          "source_page": 2,
          "source": "datasheet"
        },
        {
          "name": "Maximum Junction Temperature",
          "symbol": "TJMAX",
          "kind": "absolute_maximum",
          "unit": "°C",
          "min": null,
          "typ": null,
          "max": 150,
          "conditions": "",
          "source_page": 2,
          "source": "datasheet"
        },
        {
          "name": "Thermal Resistance, Junction-to-Ambient",
          "symbol": "θJA",
          "kind": "thermal",
          "unit": "°C/W",
          "min": null,
          "typ": 190,
          "max": null,
          "conditions": "SO-8 package (Note 3)",
          "source_page": 2,
          "source": "datasheet"
        }
      ]
    }
  },
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  "discovery_triggers": [
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  "discovery_pitch": "LT1461CIS8-5#TRPBF (Analog Devices) component page: datasheet pinout, KiCad symbol, footprint and 3D.",
  "author": {
    "name": "Ray",
    "email": "[email protected]"
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}