BC816-25WX

{
  "slug": "bc816-25wx",
  "version": "0.1.0",
  "type": "component",
  "description": "Nexperia Bipolar (BJT), SOT-323-3. Pinout cross-checked by two models against the datasheet, KiCad symbol/footprint/3D.",
  "tags": [
    "component",
    "transistors-thyristors",
    "bc816-25wx",
    "factory-2.0.0",
    "extractor-text"
  ],
  "dependencies": {},
  "hero": {
    "type": "image",
    "path": "docs/hero.png"
  },
  "files": [
    "page.json",
    "README.md",
    "bc816-25wx.kicad_sym",
    "bc816-25wx.kicad_mod",
    "bc816-25wx.glb",
    "bc816-25wx.step",
    "bc816-25wx.lbr",
    "docs/hero.png",
    "docs/bc816-25wx-datasheet.pdf",
    "viewers/symbol.html",
    "viewers/footprint.html",
    "bc816-25wx-hero.glb",
    "bc816-25wx-hero.overlay.json",
    "bc816-25wx-etched.glb"
  ],
  "component": {
    "mpn": "BC816-25WX",
    "manufacturer": "Nexperia",
    "package": "SOT-323-3",
    "pin_count": 3,
    "category": "Transistors/Thyristors",
    "subcategory": "Bipolar (BJT)",
    "datasheet": "https://jlcpcb.com/api/file/downloadByFileSystemAccessId/8588913073583771648",
    "parts": {
      "symbol": "bc816-25wx.kicad_sym",
      "footprint": "bc816-25wx.kicad_mod",
      "model_3d": "bc816-25wx-hero.glb",
      "model_3d_plain": "bc816-25wx-etched.glb",
      "model_3d_step": "bc816-25wx-etched.step",
      "model_3d_step_plain": "bc816-25wx.step",
      "lbr": "bc816-25wx.lbr"
    },
    "distributor_links": {
      "lcsc": "C549429",
      "digikey": "1727-BC816-25WXTR-ND",
      "mouser": "771-BC816-25WX"
    },
    "distributor_check": {
      "checked_at": "2026-10-15T06:38:06Z",
      "source": "Component Ocean /api/assign-pns",
      "digikey": {
        "pn": "1727-BC816-25WXTR-ND",
        "status": "found",
        "lifecycle": "Active"
      },
      "mouser": {
        "pn": "771-BC816-25WX",
        "status": "found"
      }
    },
    "pins": [
      {
        "number": "1",
        "name": "B",
        "type": "input",
        "description": "Base terminal; the datasheet limits peak base current to IBM 200 mA (single pulse, tp ≤ 1 ms) and emitter-base voltage to VEBO 7 V."
      },
      {
        "number": "2",
        "name": "E",
        "type": "passive",
        "description": "Emitter terminal; the emitter-base breakdown voltage V(BR)EBO is 7 V minimum at IE = 100 µA with IC = 0 A."
      },
      {
        "number": "3",
        "name": "C",
        "type": "passive",
        "description": "Collector terminal; the datasheet limits collector current to IC 500 mA (peak ICM 1 A, single pulse, tp ≤ 1 ms) with VCBO and VCEO of 80 V."
      }
    ],
    "provenance": {
      "extractor": "extract_pins 0.3",
      "factory_chain": {
        "factory": "2.0.0",
        "extractor": "extract_pins 0.3",
        "primary_model": "claude-haiku-5-5",
        "primary_mode": "text",
        "consensus_model": "claude-sonnet-5-5",
        "consensus": "agreed",
        "guards": "pin_guards 0.1: passed",
        "guard_notes": [
          "extractor flagged: The datasheet covers BC816-16W and BC816-25W together in the same SOT323 package; the pin table (pag; The datasheet gives no pin-specific electrical limits. Pin descriptions combine the pin function fro"
        ],
        "pages_sent": 12,
        "cost_usd": 0.0429,
        "at": "2026-10-15T06:37:52"
      },
      "datasheet": {
        "url": "https://jlcpcb.com/api/file/downloadByFileSystemAccessId/8588913073583771648",
        "pages": 12,
        "sha256": "7db436ca0eaf79fd",
        "source_tier": "lcsc"
      },
      "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": "bc816-25wx.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": "acbf75a28fe41aa90efb38cd2b78220968d6eb6ebae1625dfd532dbeb268fece",
        "checked": "2026-10-15",
        "checked_by": "factory/step_pose.py (Z-up, origin, seat, binding)"
      },
      {
        "file": "bc816-25wx-etched.step",
        "role": "eda",
        "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": "493889bcaf17120b62e7b98747f70be96fbe00a58420c081304228b1aa066e0f",
        "checked": "2026-10-15",
        "checked_by": "factory/step_pose.py (Z-up, origin, seat, binding)"
      }
    ]
  }
}