2SC2873-Y

{
  "slug": "2sc2873-y",
  "version": "0.1.0",
  "type": "component",
  "description": "TOSHIBA Bipolar (BJT), SOT-89. Pinout cross-checked by two models against the datasheet, KiCad symbol/footprint/3D.",
  "tags": [
    "component",
    "transistors-thyristors",
    "2sc2873-y",
    "factory-2.0.0",
    "extractor-text"
  ],
  "dependencies": {},
  "hero": {
    "type": "image",
    "path": "docs/hero.png"
  },
  "files": [
    "page.json",
    "README.md",
    "2sc2873-y.kicad_sym",
    "2sc2873-y.kicad_mod",
    "2sc2873-y.glb",
    "2sc2873-y.step",
    "2sc2873-y.lbr",
    "docs/hero.png",
    "docs/2sc2873-y-datasheet.pdf",
    "viewers/symbol.html",
    "viewers/footprint.html",
    "2sc2873-y-hero.glb",
    "2sc2873-y-hero.overlay.json",
    "2sc2873-y-etched.glb"
  ],
  "component": {
    "mpn": "2SC2873-Y",
    "manufacturer": "TOSHIBA",
    "package": "SOT-89",
    "pin_count": 3,
    "category": "Transistors/Thyristors",
    "subcategory": "Bipolar (BJT)",
    "datasheet": "https://jlcpcb.com/api/file/downloadByFileSystemAccessId/8586194018867167232",
    "parts": {
      "symbol": "2sc2873-y.kicad_sym",
      "footprint": "2sc2873-y.kicad_mod",
      "model_3d": "2sc2873-y-hero.glb",
      "model_3d_plain": "2sc2873-y-etched.glb",
      "model_3d_step": "2sc2873-y-etched.step",
      "model_3d_step_plain": "2sc2873-y.step",
      "lbr": "2sc2873-y.lbr"
    },
    "distributor_links": {
      "lcsc": "C168896"
    },
    "distributor_check": {
      "checked_at": "2026-10-18T13:18:08Z",
      "source": "Component Ocean /api/assign-pns",
      "digikey": {
        "pn": null,
        "status": "quota"
      },
      "mouser": {
        "pn": null,
        "status": "quota"
      }
    },
    "pins": [
      {
        "number": "1",
        "name": "B",
        "type": "input",
        "description": "Base; drives the NPN transistor, with IB max 0.4 A and VEBO max 5 V."
      },
      {
        "number": "2",
        "name": "C",
        "type": "passive",
        "description": "Collector (also the heat sink tab); VCBO and VCEO are 50 V max and IC is 2 A max."
      },
      {
        "number": "3",
        "name": "E",
        "type": "passive",
        "description": "Emitter; connect to the common/ground return of the NPN transistor."
      }
    ],
    "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+vision",
        "consensus_model": "claude-opus-5-5",
        "consensus": "agreed",
        "guards": "pin_guards 0.1: passed",
        "guard_notes": [
          "extractor flagged: The datasheet package drawing is labelled JEITA SC-62 / TOSHIBA 2-5K1A and is not explicitly named S",
          "vision extraction: provenance cannot be text-verified; needs consensus"
        ],
        "pages_sent": 5,
        "cost_usd": 0.2326,
        "at": "2026-10-18T13:15:52"
      },
      "datasheet": {
        "url": "https://jlcpcb.com/api/file/downloadByFileSystemAccessId/8586194018867167232",
        "pages": 5,
        "sha256": "fce71f6d65a1bf3d",
        "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": "2sc2873-y.step",
        "role": "plain",
        "up": "Z",
        "units": "mm",
        "origin": "footprint origin = pad-pattern centre",
        "seat": "z = 0",
        "extents_mm": [
          4.0,
          4.5,
          1.52
        ],
        "zmin_mm": 0.0,
        "centre_offset_mm": 0.05,
        "footprint_binding": "identity",
        "sha256": "844c0bb504d0c383535d9845c6376fe7a4053241a2ede8d8ef694df3fcfc37c8",
        "checked": "2026-10-18",
        "checked_by": "factory/step_pose.py (Z-up, origin, seat, binding)"
      },
      {
        "file": "2sc2873-y-etched.step",
        "role": "eda",
        "up": "Z",
        "units": "mm",
        "origin": "footprint origin = pad-pattern centre",
        "seat": "z = 0",
        "extents_mm": [
          4.0,
          4.5,
          1.52
        ],
        "zmin_mm": 0.0,
        "centre_offset_mm": 0.05,
        "footprint_binding": "identity",
        "sha256": "e4a7937a05368b20e931b3ad77d8b1674b049b037698933ab0b7f5bd2c2355e8",
        "checked": "2026-10-18",
        "checked_by": "factory/step_pose.py (Z-up, origin, seat, binding)"
      }
    ]
  }
}