MCP4019T-103E

{
  "slug": "mcp4019t-103e",
  "version": "0.1.0",
  "type": "component",
  "description": "Microchip Tech Digital Potentiometers, SC-70-5. Pinout cross-checked by two models against the datasheet, KiCad symbol/footprint/3D.",
  "tags": [
    "component",
    "adc-dac-data conversion",
    "mcp4019t-103e",
    "factory-2.0.0",
    "extractor-text"
  ],
  "dependencies": {},
  "hero": {
    "type": "image",
    "path": "docs/hero.png"
  },
  "files": [
    "page.json",
    "README.md",
    "mcp4019t-103e.kicad_sym",
    "mcp4019t-103e.kicad_mod",
    "mcp4019t-103e.glb",
    "mcp4019t-103e.step",
    "mcp4019t-103e.lbr",
    "docs/hero.png",
    "docs/mcp4019t-103e-datasheet.pdf",
    "viewers/symbol.html",
    "viewers/footprint.html",
    "mcp4019t-103e-hero.glb",
    "mcp4019t-103e-hero.overlay.json",
    "mcp4019t-103e-etched.glb"
  ],
  "component": {
    "mpn": "MCP4019T-103E",
    "manufacturer": "Microchip Tech",
    "package": "SC-70-5",
    "pin_count": 5,
    "category": "ADC/DAC/Data Conversion",
    "subcategory": "Digital Potentiometers",
    "datasheet": "https://ww1.microchip.com/downloads/en/DeviceDoc/22147a.pdf",
    "parts": {
      "symbol": "mcp4019t-103e.kicad_sym",
      "footprint": "mcp4019t-103e.kicad_mod",
      "model_3d": "mcp4019t-103e-hero.glb",
      "model_3d_plain": "mcp4019t-103e-etched.glb",
      "model_3d_step": "mcp4019t-103e-etched.step",
      "model_3d_step_plain": "mcp4019t-103e.step",
      "lbr": "mcp4019t-103e.lbr"
    },
    "distributor_links": {
      "lcsc": "C623398"
    },
    "distributor_check": {
      "checked_at": "2026-10-30T20:37:41Z",
      "source": "Component Ocean /api/assign-pns",
      "digikey": {
        "pn": null,
        "status": "no match"
      },
      "mouser": {
        "pn": null,
        "status": "no match"
      }
    },
    "pins": [
      {
        "number": "1",
        "name": "VDD",
        "type": "power_in",
        "description": "Positive power supply input, ranging from 1.8V to 5.5V relative to VSS; a decoupling capacitor to VSS is recommended."
      },
      {
        "number": "2",
        "name": "VSS",
        "type": "power_in",
        "description": "Ground reference for the device."
      },
      {
        "number": "3",
        "name": "SCL",
        "type": "input",
        "description": "I2C serial clock pin (Schmitt trigger, open drain); the device acts only as a slave and accepts only external serial clocks."
      },
      {
        "number": "4",
        "name": "SDA",
        "type": "bidirectional",
        "description": "I2C serial data pin with Schmitt trigger input and open-drain output."
      },
      {
        "number": "5",
        "name": "W",
        "type": "passive",
        "description": "Potentiometer wiper terminal, adjustable, supports positive and negative current, and its voltage must be between VSS and VDD."
      }
    ],
    "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": [
          "extractor flagged: MCP4019 (SC70-5) has no external A or B pins; B is internally tied to VSS and A is internally floati; MPN suffix /LT in the marking table indicates SC70-5; the package drawing text on page 56 was garble"
        ],
        "pages_sent": 10,
        "cost_usd": 0.0732,
        "at": "2026-10-30T20:37:34"
      },
      "datasheet": {
        "url": "https://ww1.microchip.com/downloads/en/DeviceDoc/22147a.pdf",
        "pages": 66,
        "sha256": "639a6adea91aa644",
        "source_tier": "mfr"
      },
      "cad": "KiCad official (CC-BY-SA 4.0)",
      "pins": {
        "total": 5,
        "described": 5,
        "cites_pages": true,
        "refuses_to_fabricate": true
      }
    },
    "viewers": {
      "symbol": "viewers/symbol.html",
      "footprint": "viewers/footprint.html"
    },
    "models_3d": [
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        "file": "mcp4019t-103e.step",
        "role": "plain",
        "up": "Z",
        "units": "mm",
        "origin": "footprint origin = pad-pattern centre",
        "seat": "z = 0",
        "extents_mm": [
          2.1,
          2.0,
          1.1
        ],
        "zmin_mm": 0.0,
        "centre_offset_mm": 0.0,
        "footprint_binding": "identity",
        "sha256": "2860de5b7b085919ff6e952148353f928798588d9f544dc69430545aff2ba908",
        "checked": "2026-10-30",
        "checked_by": "factory/step_pose.py (Z-up, origin, seat, binding)"
      },
      {
        "file": "mcp4019t-103e-etched.step",
        "role": "eda",
        "up": "Z",
        "units": "mm",
        "origin": "footprint origin = pad-pattern centre",
        "seat": "z = 0",
        "extents_mm": [
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          2.0,
          1.1
        ],
        "zmin_mm": 0.0,
        "centre_offset_mm": 0.0,
        "footprint_binding": "identity",
        "sha256": "24cad400708b8e8f552f5ff1de256c3e2b52c14202f8fae10b183ef0d6c2a5a0",
        "checked": "2026-10-30",
        "checked_by": "factory/step_pose.py (Z-up, origin, seat, binding)"
      }
    ]
  }
}