MCP73223T-C2SI

{
  "slug": "mcp73223t-c2si",
  "version": "0.1.0",
  "type": "component",
  "description": "Microchip Tech Battery Management ICs, TDFN-10-EP(3x3). Pinout cross-checked by two models against the datasheet, KiCad symbol/footprint/3D.",
  "tags": [
    "component",
    "power supply chip",
    "mcp73223t-c2si",
    "factory-2.0.0",
    "extractor-text"
  ],
  "dependencies": {},
  "hero": {
    "type": "image",
    "path": "docs/hero.png"
  },
  "files": [
    "page.json",
    "README.md",
    "mcp73223t-c2si.kicad_sym",
    "mcp73223t-c2si.kicad_mod",
    "mcp73223t-c2si.glb",
    "mcp73223t-c2si.step",
    "mcp73223t-c2si.lbr",
    "docs/hero.png",
    "docs/mcp73223t-c2si-datasheet.pdf",
    "viewers/symbol.html",
    "viewers/footprint.html",
    "mcp73223t-c2si-hero.glb",
    "mcp73223t-c2si-hero.overlay.json",
    "mcp73223t-c2si-etched.glb"
  ],
  "component": {
    "mpn": "MCP73223T-C2SI",
    "manufacturer": "Microchip Tech",
    "package": "TDFN-10-EP(3x3)",
    "pin_count": 11,
    "category": "Power Supply Chip",
    "subcategory": "Battery Management ICs",
    "datasheet": "https://datasheet.lcsc.com/datasheet/pdf/8f74d94ef9904d00b4e1cc2bdd996fa5.pdf",
    "parts": {
      "symbol": "mcp73223t-c2si.kicad_sym",
      "footprint": "mcp73223t-c2si.kicad_mod",
      "model_3d": "mcp73223t-c2si-hero.glb",
      "model_3d_plain": "mcp73223t-c2si-etched.glb",
      "model_3d_step": "mcp73223t-c2si-etched.step",
      "model_3d_step_plain": "mcp73223t-c2si.step",
      "lbr": "mcp73223t-c2si.lbr"
    },
    "distributor_links": {
      "lcsc": "C623845"
    },
    "distributor_check": {
      "checked_at": "2026-10-23T09:20:26Z",
      "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": "Battery management input supply; recommended [VREG(typ)+0.3V] to 12.0V for MCP73223, bypass to VSS with at least 1 µF, rated 18V absolute maximum."
      },
      {
        "number": "2",
        "name": "VDD",
        "type": "power_in",
        "description": "Battery management input supply; recommended [VREG(typ)+0.3V] to 12.0V for MCP73223, bypass to VSS with at least 1 µF, rated 18V absolute maximum."
      },
      {
        "number": "3",
        "name": "VBAT",
        "type": "power_in",
        "description": "Battery charge control output connected to the positive battery terminal, bypassed to VSS with at least 1 µF for loop stability when the battery is disconnected."
      },
      {
        "number": "4",
        "name": "VBAT",
        "type": "power_in",
        "description": "Battery charge control output connected to the positive battery terminal, bypassed to VSS with at least 1 µF for loop stability when the battery is disconnected."
      },
      {
        "number": "5",
        "name": "NC",
        "type": "unconnected",
        "description": "No connection."
      },
      {
        "number": "6",
        "name": "NC",
        "type": "unconnected",
        "description": "No connection."
      },
      {
        "number": "7",
        "name": "STAT",
        "type": "output",
        "description": "Open-drain battery charge status output for an LED or a pull-up resistor to a host microcontroller."
      },
      {
        "number": "8",
        "name": "VSS",
        "type": "power_in",
        "description": "Battery management 0V reference, connected to the negative terminal of the battery and input supply."
      },
      {
        "number": "9",
        "name": "VSS",
        "type": "power_in",
        "description": "Battery management 0V reference, connected to the negative terminal of the battery and input supply."
      },
      {
        "number": "10",
        "name": "PROG",
        "type": "bidirectional",
        "description": "Fast charge current set by a resistor to VSS and charge enable; floating or an impedance above 200 kΩ disables the charger."
      },
      {
        "number": "11",
        "name": "EP",
        "type": "passive",
        "description": "Exposed thermal pad connected to PCB copper for heat dissipation; connecting to VSS is recommended."
      }
    ],
    "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: Datasheet lists the package as DFN-10 (3x3) with exposed pad; the TDFN-10-EP hint and the MF suffix ; Datasheet pin table gives I/O of VBAT and PROG as I/O; mapped to bidirectional. Duplicate pins (VDD "
        ],
        "pages_sent": 8,
        "cost_usd": 0.0751,
        "at": "2026-10-23T09:20:14"
      },
      "datasheet": {
        "url": "https://datasheet.lcsc.com/datasheet/pdf/8f74d94ef9904d00b4e1cc2bdd996fa5.pdf",
        "pages": 28,
        "sha256": "66627536b12fd6ad",
        "source_tier": "mfr"
      },
      "cad": "KiCad official (CC-BY-SA 4.0)",
      "pins": {
        "total": 11,
        "described": 11,
        "cites_pages": true,
        "refuses_to_fabricate": true
      }
    },
    "viewers": {
      "symbol": "viewers/symbol.html",
      "footprint": "viewers/footprint.html"
    },
    "models_3d": [
      {
        "file": "mcp73223t-c2si.step",
        "role": "plain",
        "up": "Z",
        "units": "mm",
        "origin": "footprint origin = pad-pattern centre",
        "seat": "z = 0",
        "extents_mm": [
          3.0,
          2.98,
          0.77
        ],
        "zmin_mm": 0.0,
        "centre_offset_mm": 0.0,
        "footprint_binding": "identity",
        "sha256": "738e2eb45860c11759f8e4f44ab26932b7c15e4d5d6c8c9ac22ae866a3e38711",
        "checked": "2026-10-23",
        "checked_by": "factory/step_pose.py (Z-up, origin, seat, binding)"
      },
      {
        "file": "mcp73223t-c2si-etched.step",
        "role": "eda",
        "up": "Z",
        "units": "mm",
        "origin": "footprint origin = pad-pattern centre",
        "seat": "z = 0",
        "extents_mm": [
          3.0,
          2.98,
          0.77
        ],
        "zmin_mm": 0.0,
        "centre_offset_mm": 0.0,
        "footprint_binding": "identity",
        "sha256": "0fdb79ffbf73b2dc165c588ddd9b77d40bf6b1af22c6cacf0df7e5e02b29d53c",
        "checked": "2026-10-23",
        "checked_by": "factory/step_pose.py (Z-up, origin, seat, binding)"
      }
    ]
  }
}