MCP120T-475I

{
  "schema_version": 1,
  "type": "component",
  "slug": "mcp120t-475i",
  "title": "MCP120T-475I",
  "brief": "Microchip Tech Monitors & Reset Circuits, SOT-23. 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",
    "mcp120t-475i",
    "factory-2.0.0",
    "extractor-text"
  ],
  "component": {
    "mpn": "MCP120T-475I",
    "manufacturer": "Microchip Tech",
    "package": "SOT-23",
    "pin_count": 3,
    "category": "Power Management ICs",
    "subcategory": "Monitors & Reset Circuits",
    "datasheet": "https://datasheet.lcsc.com/datasheet/pdf/6b79551026bf8eb38dadde519e230aac.pdf",
    "parts": {
      "symbol": "mcp120t-475i.kicad_sym",
      "footprint": "mcp120t-475i.kicad_mod",
      "model_3d": "mcp120t-475i-hero.glb",
      "model_3d_plain": "mcp120t-475i-etched.glb",
      "model_3d_step": "mcp120t-475i-etched.step",
      "model_3d_step_plain": "mcp120t-475i.step",
      "lbr": "mcp120t-475i.lbr"
    },
    "distributor_links": {
      "lcsc": "C148065"
    },
    "distributor_check": {
      "checked_at": "2026-10-29T17:25:44Z",
      "source": "Component Ocean /api/assign-pns",
      "digikey": {
        "pn": null,
        "status": "no match"
      },
      "mouser": {
        "pn": null,
        "status": "no match"
      }
    },
    "pins": [
      {
        "number": "1",
        "name": "RST",
        "type": "output",
        "description": "Active-low open-drain RESET output, asserted whenever VDD is below the trip point (4.50V to 4.75V for the -475 option) and held for 350 ms typical (150 to 700 ms) after VDD rises above it; MCP120 has no internal pull-up."
      },
      {
        "number": "2",
        "name": "VDD",
        "type": "power_in",
        "description": "Supply voltage and monitored input, operating range 1.0V to 5.5V with an absolute maximum of 7.0V."
      },
      {
        "number": "3",
        "name": "VSS",
        "type": "power_in",
        "description": "Ground reference for the device; all inputs and outputs are rated -0.6V to VDD+1.0V with respect to VSS."
      }
    ],
    "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+vision",
        "consensus_model": "claude-opus-5-5",
        "consensus": "agreed",
        "guards": "pin_guards 0.1: passed",
        "guard_notes": [
          "extractor flagged: The SOT-23-3 pin diagram on page 1 shows no pin numbers. Numbers 1 to 3 were inferred by matching it; RST is an open-drain output on the MCP120, which has no internal pull-up. The schema has no open-dra",
          "vision extraction: provenance cannot be text-verified; needs consensus"
        ],
        "pages_sent": 16,
        "cost_usd": 0.0741,
        "at": "2026-10-29T17:25:36"
      },
      "datasheet": {
        "url": "https://datasheet.lcsc.com/datasheet/pdf/6b79551026bf8eb38dadde519e230aac.pdf",
        "pages": 16,
        "sha256": "4a71b5087051894f",
        "source_tier": "mfr"
      },
      "cad": "KiCad official (CC-BY-SA 4.0)",
      "pins": {
        "total": 3,
        "described": 3,
        "cites_pages": true,
        "refuses_to_fabricate": true
      }
    },
    "viewers": {
      "symbol": "viewers/symbol.html",
      "footprint": "viewers/footprint.html"
    },
    "models_3d": [
      {
        "file": "mcp120t-475i.step",
        "role": "plain",
        "up": "Z",
        "units": "mm",
        "origin": "footprint origin = pad-pattern centre",
        "seat": "z = 0",
        "extents_mm": [
          2.5,
          3,
          1.2
        ],
        "zmin_mm": 0,
        "centre_offset_mm": 0,
        "footprint_binding": "identity",
        "sha256": "dd5d1711204e1d8d26cd11490923bd84340820baa69538c385a4300ec2539bc0",
        "checked": "2026-10-29",
        "checked_by": "factory/step_pose.py (Z-up, origin, seat, binding)"
      },
      {
        "file": "mcp120t-475i-etched.step",
        "role": "eda",
        "up": "Z",
        "units": "mm",
        "origin": "footprint origin = pad-pattern centre",
        "seat": "z = 0",
        "extents_mm": [
          2.5,
          3,
          1.2
        ],
        "zmin_mm": 0,
        "centre_offset_mm": 0,
        "footprint_binding": "identity",
        "sha256": "c208fe1a42a6e19aae6692ce3edc7908ed68b9abc02d8cfc2f863263f65e6af3",
        "checked": "2026-10-29",
        "checked_by": "factory/step_pose.py (Z-up, origin, seat, binding)"
      }
    ]
  },
  "metadata": {
    "specs": {
      "Manufacturer": "Microchip Tech",
      "Package": "SOT-23",
      "Category": "Power Management ICs",
      "Pins": "3"
    },
    "appearance": {
      "contacts": {
        "quote": "8-Lead Plastic Small Outline (SN) – Narrow, 150 mil (SOIC Foot Angle φ 048048",
        "page": 9,
        "doc": "ds.pdf",
        "plating": "tin"
      },
      "version": 1,
      "datasheet_sha256": "4a71b5087051894f5b8a696c039152071bf6f1419520dbb93e55caf7390fece8"
    }
  },
  "variants": [],
  "sections": [
    "hero",
    "viewers",
    "readme",
    "breadcrumbs",
    "info"
  ],
  "discovery_triggers": [
    "mcp120t-475i"
  ],
  "discovery_pitch": "MCP120T-475I (Microchip Tech) component page: datasheet pinout, KiCad symbol, footprint and 3D.",
  "author": {
    "name": "Ray",
    "email": "[email protected]"
  },
  "dependencies": {},
  "hero": {
    "type": "image",
    "path": "docs/hero.png"
  },
  "files": [
    "page.json",
    "README.md",
    "mcp120t-475i.kicad_sym",
    "mcp120t-475i.kicad_mod",
    "mcp120t-475i.glb",
    "mcp120t-475i.step",
    "mcp120t-475i.lbr",
    "docs/hero.png",
    "docs/mcp120t-475i-datasheet.pdf",
    "viewers/symbol.html",
    "viewers/footprint.html",
    "mcp120t-475i-hero.glb",
    "mcp120t-475i-hero.overlay.json",
    "mcp120t-475i-etched.glb"
  ],
  "visibility": {
    "public": true
  }
}