MCP1640T-I

{
  "slug": "mcp1640t-i",
  "version": "0.1.0",
  "type": "component",
  "description": "Microchip Tech DC-DC Converters, SOT-23-6. Pinout cross-checked by two models against the datasheet, KiCad symbol/footprint/3D.",
  "tags": [
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    "power management ics",
    "mcp1640t-i",
    "factory-2.0.0",
    "extractor-text"
  ],
  "dependencies": {},
  "hero": {
    "type": "image",
    "path": "docs/hero.png"
  },
  "files": [
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    "README.md",
    "mcp1640t-i.kicad_sym",
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    "mcp1640t-i.glb",
    "mcp1640t-i.step",
    "mcp1640t-i.lbr",
    "docs/hero.png",
    "docs/mcp1640t-i-datasheet.pdf",
    "viewers/symbol.html",
    "viewers/footprint.html",
    "mcp1640t-i-hero.glb",
    "mcp1640t-i-hero.overlay.json",
    "mcp1640t-i-etched.glb"
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  "component": {
    "mpn": "MCP1640T-I",
    "manufacturer": "Microchip Tech",
    "package": "SOT-23-6",
    "pin_count": 6,
    "category": "Power Management ICs",
    "subcategory": "DC-DC Converters",
    "datasheet": "https://datasheet.lcsc.com/datasheet/pdf/da7435f59b64485283192dcb55dd0e61.pdf",
    "parts": {
      "symbol": "mcp1640t-i.kicad_sym",
      "footprint": "mcp1640t-i.kicad_mod",
      "model_3d": "mcp1640t-i-hero.glb",
      "model_3d_plain": "mcp1640t-i-etched.glb",
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      "model_3d_step_plain": "mcp1640t-i.step",
      "lbr": "mcp1640t-i.lbr"
    },
    "distributor_links": {
      "lcsc": "C44365"
    },
    "distributor_check": {
      "checked_at": "2026-10-23T06:06:41Z",
      "source": "Component Ocean /api/assign-pns",
      "digikey": {
        "pn": null,
        "status": "no match"
      },
      "mouser": {
        "pn": null,
        "status": "no match"
      }
    },
    "pins": [
      {
        "number": "1",
        "name": "SW",
        "type": "passive",
        "description": "Switch node connecting the boost inductor from the input voltage; carries inductor current up to 800 mA peak, joining the internal N-Channel switch drain and P-Channel switch source."
      },
      {
        "number": "2",
        "name": "GND",
        "type": "power_in",
        "description": "Ground/return pin for circuit ground; keep traces from input cap return, output cap return and GND pin as short as possible to minimize noise."
      },
      {
        "number": "3",
        "name": "EN",
        "type": "input",
        "description": "Logic-level enable input where logic high (>90% of VIN) enables the regulator output and logic low (<20% of VIN) disables it, lowering quiescent current."
      },
      {
        "number": "4",
        "name": "VFB",
        "type": "input",
        "description": "Feedback voltage pin for output regulation via a resistor divider, with 1.21V typical when the output is in regulation."
      },
      {
        "number": "5",
        "name": "VOUT",
        "type": "power_out",
        "description": "Output voltage pin connecting the integrated P-Channel MOSFET to the output capacitor, and to which the FB voltage divider is also connected for regulation."
      },
      {
        "number": "6",
        "name": "VIN",
        "type": "power_in",
        "description": "Input voltage pin for the source, which should be decoupled to GND with a 4.7 µF minimum capacitor."
      }
    ],
    "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 text does not state the electrical type of each pin; types (SW passive, VOUT power_out) ar"
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        "pages_sent": 13,
        "cost_usd": 0.0644,
        "at": "2026-10-23T06:05:52"
      },
      "datasheet": {
        "url": "https://datasheet.lcsc.com/datasheet/pdf/da7435f59b64485283192dcb55dd0e61.pdf",
        "pages": 32,
        "sha256": "2cb0a5fd4fc8550b",
        "source_tier": "mfr"
      },
      "cad": "KiCad official (CC-BY-SA 4.0)",
      "pins": {
        "total": 6,
        "described": 6,
        "cites_pages": true,
        "refuses_to_fabricate": true
      }
    },
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      "footprint": "viewers/footprint.html"
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        "origin": "footprint origin = pad-pattern centre",
        "seat": "z = 0",
        "extents_mm": [
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        "zmin_mm": 0.0,
        "centre_offset_mm": 0.0,
        "footprint_binding": "identity",
        "sha256": "c9fe686b4d1b56927a41fa84a9bc1efb61d8a45a123a3db43bcaa05c2891d635",
        "checked": "2026-10-23",
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      },
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        "sha256": "9a602310a361732072d0eedcef7e664280bc2564d957e4a02a0cbe7d60b0854a",
        "checked": "2026-10-23",
        "checked_by": "factory/step_pose.py (Z-up, origin, seat, binding)"
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  }
}