FDC5661N

{
  "schema_version": 1,
  "type": "component",
  "slug": "fdc5661n",
  "title": "FDC5661N",
  "brief": "TECH PUBLIC MOSFETs, SOT-23-6. 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",
    "transistors-thyristors",
    "fdc5661n",
    "factory-2.0.0",
    "extractor-text"
  ],
  "component": {
    "mpn": "FDC5661N",
    "manufacturer": "TECH PUBLIC",
    "package": "SOT-23-6",
    "pin_count": 6,
    "category": "Transistors/Thyristors",
    "subcategory": "MOSFETs",
    "datasheet": "https://jlcpcb.com/api/file/downloadByFileSystemAccessId/8590236707582357504",
    "parts": {
      "symbol": "fdc5661n.kicad_sym",
      "footprint": "fdc5661n.kicad_mod",
      "model_3d": "fdc5661n-hero.glb",
      "model_3d_plain": "fdc5661n-etched.glb",
      "model_3d_step": "fdc5661n-etched.step",
      "model_3d_step_plain": "fdc5661n.step",
      "lbr": "fdc5661n.lbr"
    },
    "distributor_links": {
      "lcsc": "C5122020"
    },
    "distributor_check": {
      "checked_at": "2026-10-18T21:21:58Z",
      "source": "Component Ocean /api/assign-pns",
      "digikey": {
        "pn": null,
        "status": "quota"
      },
      "mouser": {
        "pn": null,
        "status": "quota"
      }
    },
    "pins": [
      {
        "number": "1",
        "name": "D",
        "type": "passive",
        "description": "Drain of the N-channel MOSFET, internally common with pins 2, 5 and 6; VDS rated 60 V."
      },
      {
        "number": "2",
        "name": "D",
        "type": "passive",
        "description": "Drain of the N-channel MOSFET, internally common with pins 1, 5 and 6; continuous drain current 5 A, pulsed 30 A."
      },
      {
        "number": "3",
        "name": "G",
        "type": "input",
        "description": "Gate of the N-channel MOSFET; VGS rated ±20 V with threshold 1.0 V min to 3.0 V max."
      },
      {
        "number": "4",
        "name": "S",
        "type": "passive",
        "description": "Source of the N-channel MOSFET; RDS(on) 25 mΩ typ at VGS=10 V, ID=3 A."
      },
      {
        "number": "5",
        "name": "D",
        "type": "passive",
        "description": "Drain of the N-channel MOSFET, internally common with pins 1, 2 and 6."
      },
      {
        "number": "6",
        "name": "D",
        "type": "passive",
        "description": "Drain of the N-channel MOSFET, internally common with pins 1, 2 and 5."
      }
    ],
    "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": "vision",
        "consensus_model": "claude-opus-5-5",
        "consensus": "agreed",
        "guards": "pin_guards 0.1: passed",
        "guard_notes": [
          "extractor flagged: The datasheet pin diagram shows letters only (left top to bottom: D, D, G; right top to bottom: D, D; Pin types are inferred. The gate is set to input and the MOSFET drain and source pins to passive. Th",
          "vision extraction: provenance cannot be text-verified; needs consensus"
        ],
        "pages_sent": 3,
        "cost_usd": 0.2119,
        "at": "2026-10-18T21:16:47"
      },
      "datasheet": {
        "url": "https://jlcpcb.com/api/file/downloadByFileSystemAccessId/8590236707582357504",
        "pages": 3,
        "sha256": "3b9df21e3e83543d",
        "source_tier": "lcsc"
      },
      "cad": "KiCad official (CC-BY-SA 4.0)",
      "pins": {
        "total": 6,
        "described": 6,
        "cites_pages": true,
        "refuses_to_fabricate": true
      }
    },
    "viewers": {
      "symbol": "viewers/symbol.html",
      "footprint": "viewers/footprint.html"
    },
    "models_3d": [
      {
        "file": "fdc5661n.step",
        "role": "plain",
        "up": "Z",
        "units": "mm",
        "origin": "footprint origin = pad-pattern centre",
        "seat": "z = 0",
        "extents_mm": [
          2.8,
          2.9,
          1.55
        ],
        "zmin_mm": 0,
        "centre_offset_mm": 0,
        "footprint_binding": "identity",
        "sha256": "c9fe686b4d1b56927a41fa84a9bc1efb61d8a45a123a3db43bcaa05c2891d635",
        "checked": "2026-10-18",
        "checked_by": "factory/step_pose.py (Z-up, origin, seat, binding)"
      },
      {
        "file": "fdc5661n-etched.step",
        "role": "eda",
        "up": "Z",
        "units": "mm",
        "origin": "footprint origin = pad-pattern centre",
        "seat": "z = 0",
        "extents_mm": [
          2.8,
          2.9,
          1.55
        ],
        "zmin_mm": 0,
        "centre_offset_mm": 0,
        "footprint_binding": "identity",
        "sha256": "7a7cd810388253e7bcc456d3c8979f739021c4e1ca43cf0b3d6fdeee8532030f",
        "checked": "2026-10-18",
        "checked_by": "factory/step_pose.py (Z-up, origin, seat, binding)"
      }
    ]
  },
  "metadata": {
    "specs": {
      "Manufacturer": "TECH PUBLIC",
      "Package": "SOT-23-6",
      "Category": "Transistors/Thyristors",
      "Pins": "6"
    }
  },
  "variants": [],
  "sections": [
    "hero",
    "viewers",
    "readme",
    "breadcrumbs",
    "info"
  ],
  "discovery_triggers": [
    "fdc5661n"
  ],
  "discovery_pitch": "FDC5661N (TECH PUBLIC) component page: datasheet pinout, KiCad symbol, footprint and 3D.",
  "author": {
    "name": "Ray"
  },
  "dependencies": {},
  "hero": {
    "type": "image",
    "path": "docs/hero.png"
  },
  "files": [
    "page.json",
    "README.md",
    "fdc5661n.kicad_sym",
    "fdc5661n.kicad_mod",
    "fdc5661n.glb",
    "fdc5661n.step",
    "fdc5661n.lbr",
    "docs/hero.png",
    "docs/fdc5661n-datasheet.pdf",
    "viewers/symbol.html",
    "viewers/footprint.html",
    "fdc5661n-hero.glb",
    "fdc5661n-hero.overlay.json",
    "fdc5661n-etched.glb"
  ],
  "visibility": {
    "public": true
  }
}