2N3055AG

{
  "slug": "2n3055ag",
  "version": "0.1.0",
  "type": "component",
  "description": "onsemi Bipolar Transistors - BJT, TO-3. Pinout cross-checked by two models against the datasheet, KiCad symbol/footprint/3D.",
  "tags": [
    "component",
    "triode-mos tube-transistor",
    "2n3055ag",
    "factory-2.0.0",
    "extractor-text"
  ],
  "dependencies": {},
  "hero": {
    "type": "image",
    "path": "docs/hero.png"
  },
  "files": [
    "page.json",
    "README.md",
    "2n3055ag.kicad_sym",
    "2n3055ag.kicad_mod",
    "2n3055ag.glb",
    "2n3055ag.step",
    "2n3055ag.lbr",
    "docs/hero.png",
    "docs/2n3055ag-datasheet.pdf",
    "viewers/symbol.html",
    "viewers/footprint.html"
  ],
  "component": {
    "mpn": "2N3055AG",
    "manufacturer": "onsemi",
    "package": "TO-3",
    "pin_count": 3,
    "category": "Triode/MOS Tube/Transistor",
    "subcategory": "Bipolar Transistors - BJT",
    "datasheet": "https://www.onsemi.com/pdf/datasheet/2n3055a-d.pdf",
    "parts": {
      "symbol": "2n3055ag.kicad_sym",
      "footprint": "2n3055ag.kicad_mod",
      "model_3d": "2n3055ag-etched.glb",
      "model_3d_plain": "2n3055ag.glb",
      "model_3d_step": "2n3055ag-etched.step",
      "model_3d_step_plain": "2n3055ag.step",
      "lbr": "2n3055ag.lbr"
    },
    "distributor_links": {
      "lcsc": "C897779",
      "digikey": "2N3055AGOS-ND",
      "mouser": "863-2N3055AG"
    },
    "distributor_check": {
      "checked_at": "2026-10-28T15:34:52Z",
      "source": "Component Ocean /api/assign-pns",
      "digikey": {
        "pn": "2N3055AGOS-ND",
        "status": "found"
      },
      "mouser": {
        "pn": "863-2N3055AG",
        "status": "found"
      }
    },
    "pins": [
      {
        "number": "1",
        "name": "Base",
        "type": "input",
        "description": "Base terminal of the 2N3055AG NPN transistor, rated for a continuous base current IB of 7.0 Adc maximum."
      },
      {
        "number": "2",
        "name": "Emitter",
        "type": "passive",
        "description": "Emitter terminal of the 2N3055AG NPN transistor, with an emitter-base voltage VEBO of 7.0 Vdc."
      },
      {
        "number": "3",
        "name": "Collector (Case)",
        "type": "passive",
        "description": "Collector, electrically connected to the metal case, with a continuous collector current IC of 15 Adc."
      }
    ],
    "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 page 1 pin diagram shows the case as 'CASE 3' but also has a stray '2 CASE' label. Pin 3 is used"
        ],
        "pages_sent": 8,
        "cost_usd": 0.0129,
        "at": "2026-10-28T15:34:34"
      },
      "datasheet": {
        "url": "https://www.onsemi.com/pdf/datasheet/2n3055a-d.pdf",
        "pages": 8,
        "sha256": "edc0616440cb77a6",
        "source_tier": "mfr"
      },
      "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": [
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        "role": "plain",
        "up": "Z",
        "units": "mm",
        "origin": "footprint origin = pad-pattern centre",
        "seat": "body on z = 0, through-hole leads below",
        "extents_mm": [
          40.2,
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          19.0
        ],
        "zmin_mm": -10.0,
        "centre_offset_mm": 0.01,
        "footprint_binding": "identity",
        "sha256": "10d36da80a7f328482e27916f3044cc4bfec83922e402c41ed3552aa777116bb",
        "checked": "2026-10-28",
        "checked_by": "factory/step_pose.py (Z-up, origin, seat, binding)"
      },
      {
        "file": "2n3055ag-etched.step",
        "role": "eda",
        "up": "Z",
        "units": "mm",
        "origin": "footprint origin = pad-pattern centre",
        "seat": "body on z = 0, through-hole leads below",
        "extents_mm": [
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        "zmin_mm": -10.0,
        "centre_offset_mm": 0.01,
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        "sha256": "507e209996f86842f3955778eb881d4b90ef21f49fab7cb715ddc5260d898bbc",
        "checked": "2026-10-28",
        "checked_by": "factory/step_pose.py (Z-up, origin, seat, binding)"
      }
    ]
  }
}