TIP142

{
  "schema_version": 1,
  "type": "component",
  "slug": "tip142",
  "title": "TIP142",
  "brief": "Minos Darlington Transistors, TO-247. 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",
    "tip142",
    "factory-2.0.0",
    "extractor-text"
  ],
  "component": {
    "mpn": "TIP142",
    "manufacturer": "Minos",
    "package": "TO-247",
    "pin_count": 3,
    "category": "Transistors/Thyristors",
    "subcategory": "Darlington Transistors",
    "datasheet": "https://datasheet.lcsc.com/datasheet/pdf/3910741374c5e2b364d57d7ea059ecbe.pdf",
    "parts": {
      "symbol": "tip142.kicad_sym",
      "footprint": "tip142.kicad_mod",
      "model_3d": "tip142-hero.glb",
      "model_3d_plain": "tip142-etched.glb",
      "model_3d_step": "tip142-etched.step",
      "model_3d_step_plain": "tip142.step",
      "lbr": "tip142.lbr"
    },
    "distributor_links": {
      "lcsc": "C22389979",
      "digikey": "497-2541-5-ND",
      "mouser": "511-TIP142"
    },
    "distributor_check": {
      "checked_at": "2026-10-27T01:25:09Z",
      "source": "Component Ocean /api/assign-pns",
      "digikey": {
        "pn": "497-2541-5-ND",
        "status": "found",
        "lifecycle": "Active"
      },
      "mouser": {
        "pn": "511-TIP142",
        "status": "found"
      }
    },
    "pins": [
      {
        "number": "1",
        "name": "B",
        "type": "input",
        "description": "Base terminal of the NPN Darlington transistor, with absolute maximum base current IB of 0.5A and emitter-base voltage VEBO of 5V."
      },
      {
        "number": "2",
        "name": "C",
        "type": "passive",
        "description": "Collector terminal, rated for VCBO of 100V, VCEO of 100V, and collector current of 10A DC (15A pulsed)."
      },
      {
        "number": "3",
        "name": "E",
        "type": "passive",
        "description": "Emitter terminal of the NPN Darlington transistor, carrying the full collector plus base current."
      }
    ],
    "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": [
          "vision extraction: provenance cannot be text-verified; needs consensus"
        ],
        "pages_sent": 2,
        "cost_usd": 0.0113,
        "at": "2026-10-27T01:24:40"
      },
      "datasheet": {
        "url": "https://datasheet.lcsc.com/datasheet/pdf/3910741374c5e2b364d57d7ea059ecbe.pdf",
        "pages": 2,
        "sha256": "fd5675369449fd3f",
        "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": "tip142.step",
        "role": "plain",
        "up": "Z",
        "units": "mm",
        "origin": "footprint origin = pad-pattern centre",
        "seat": "body on z = 0, through-hole leads below",
        "extents_mm": [
          15.9,
          5.03,
          41.1
        ],
        "zmin_mm": -15.83,
        "centre_offset_mm": 0.185,
        "footprint_binding": "identity",
        "sha256": "ec0db59b04bcea2e0db6f976bf3ab8644e761c8b0059239f77f4febd6dc9eff4",
        "checked": "2026-10-27",
        "checked_by": "factory/step_pose.py (Z-up, origin, seat, binding)"
      },
      {
        "file": "tip142-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": [
          15.9,
          5.03,
          41.1
        ],
        "zmin_mm": -15.83,
        "centre_offset_mm": 0.185,
        "footprint_binding": "identity",
        "sha256": "3e7fccfe504d165d929fae16f48a304747154de4290a70c7cf4ddf29fe81216b",
        "checked": "2026-10-27",
        "checked_by": "factory/step_pose.py (Z-up, origin, seat, binding)"
      }
    ]
  },
  "metadata": {
    "specs": {
      "Manufacturer": "Minos",
      "Package": "TO-247",
      "Category": "Transistors/Thyristors",
      "Pins": "3"
    }
  },
  "variants": [],
  "sections": [
    "hero",
    "viewers",
    "readme",
    "breadcrumbs",
    "info"
  ],
  "discovery_triggers": [
    "tip142"
  ],
  "discovery_pitch": "TIP142 (Minos) component page: datasheet pinout, KiCad symbol, footprint and 3D.",
  "author": {
    "name": "Ray",
    "email": "[email protected]"
  },
  "dependencies": {},
  "hero": {
    "type": "image",
    "path": "docs/hero.png"
  },
  "files": [
    "page.json",
    "README.md",
    "tip142.kicad_sym",
    "tip142.kicad_mod",
    "tip142.glb",
    "tip142.step",
    "tip142.lbr",
    "docs/hero.png",
    "docs/tip142-datasheet.pdf",
    "viewers/symbol.html",
    "viewers/footprint.html",
    "tip142-hero.glb",
    "tip142-hero.overlay.json",
    "tip142-etched.glb"
  ],
  "visibility": {
    "public": true
  }
}