BCP54-16-TP

{
  "slug": "bcp54-16-tp",
  "version": "0.1.0",
  "type": "component",
  "description": "MCC(Micro Commercial Components) Bipolar Transistors - BJT, SOT-223-4. Pinout cross-checked by two models against the datasheet, KiCad symbol/footprint/3D.",
  "tags": [
    "component",
    "triode-mos tube-transistor",
    "bcp54-16-tp",
    "factory-2.0.0",
    "extractor-text"
  ],
  "dependencies": {},
  "hero": {
    "type": "image",
    "path": "docs/hero.png"
  },
  "files": [
    "page.json",
    "README.md",
    "bcp54-16-tp.kicad_sym",
    "bcp54-16-tp.kicad_mod",
    "bcp54-16-tp.glb",
    "bcp54-16-tp.step",
    "bcp54-16-tp.lbr",
    "docs/hero.png",
    "docs/bcp54-16-tp-datasheet.pdf",
    "viewers/symbol.html",
    "viewers/footprint.html",
    "bcp54-16-tp-hero.glb",
    "bcp54-16-tp-hero.overlay.json",
    "bcp54-16-tp-etched.glb"
  ],
  "component": {
    "mpn": "BCP54-16-TP",
    "manufacturer": "MCC(Micro Commercial Components)",
    "package": "SOT-223-4",
    "pin_count": 4,
    "category": "Triode/MOS Tube/Transistor",
    "subcategory": "Bipolar Transistors - BJT",
    "datasheet": "https://datasheet.lcsc.com/datasheet/pdf/023b6e415df03df03d80688542c2324d.pdf",
    "parts": {
      "symbol": "bcp54-16-tp.kicad_sym",
      "footprint": "bcp54-16-tp.kicad_mod",
      "model_3d": "bcp54-16-tp-hero.glb",
      "model_3d_plain": "bcp54-16-tp-etched.glb",
      "model_3d_step": "bcp54-16-tp-etched.step",
      "model_3d_step_plain": "bcp54-16-tp.step",
      "lbr": "bcp54-16-tp.lbr"
    },
    "distributor_links": {
      "lcsc": "C2975468",
      "digikey": "BCP54-16-TPMSTR-ND",
      "mouser": "833-BCP54-16-TP"
    },
    "distributor_check": {
      "checked_at": "2026-10-29T01:05:26Z",
      "source": "Component Ocean /api/assign-pns",
      "digikey": {
        "pn": "BCP54-16-TPMSTR-ND",
        "status": "found",
        "lifecycle": "Active"
      },
      "mouser": {
        "pn": "833-BCP54-16-TP",
        "status": "found"
      }
    },
    "pins": [
      {
        "number": "1",
        "name": "BASE",
        "type": "input",
        "description": "Base terminal of the NPN transistor, with the device rated for a collector-emitter voltage VCEO of 45 V and an emitter-base voltage VEBO of 5 V."
      },
      {
        "number": "2",
        "name": "COLLECTOR",
        "type": "passive",
        "description": "Collector terminal (pins 2 and 4 are both listed as COLLECTOR), rated for a collector current IC of 1 A and a power dissipation PD of 1.5 W."
      },
      {
        "number": "3",
        "name": "EMITTER",
        "type": "passive",
        "description": "Emitter terminal of the NPN transistor, with the collector-base voltage VCBO rated at 45 V and the emitter-base voltage VEBO at 5 V."
      },
      {
        "number": "4",
        "name": "COLLECTOR",
        "type": "passive",
        "description": "Collector terminal, connected together with pin 2 as stated in the datasheet pinout (\"2,4.COLLECTOR\"), rated for a collector current IC of 1 A."
      }
    ],
    "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 lists the SOT-223 pinout as '1.BASE, 2,4.COLLECTOR, 3.EMITTER' and does not state a pi"
        ],
        "pages_sent": 4,
        "cost_usd": 0.024,
        "at": "2026-10-29T01:05:14"
      },
      "datasheet": {
        "url": "https://datasheet.lcsc.com/datasheet/pdf/023b6e415df03df03d80688542c2324d.pdf",
        "pages": 4,
        "sha256": "59f58f7924f2f04e",
        "source_tier": "lcsc"
      },
      "cad": "KiCad official (CC-BY-SA 4.0)",
      "pins": {
        "total": 4,
        "described": 4,
        "cites_pages": true,
        "refuses_to_fabricate": true
      }
    },
    "viewers": {
      "symbol": "viewers/symbol.html",
      "footprint": "viewers/footprint.html"
    },
    "models_3d": [
      {
        "file": "bcp54-16-tp.step",
        "role": "plain",
        "up": "Z",
        "units": "mm",
        "origin": "footprint origin = pad-pattern centre",
        "seat": "z = 0",
        "extents_mm": [
          7.0,
          6.5,
          1.7
        ],
        "zmin_mm": -0.0,
        "centre_offset_mm": 0.0,
        "footprint_binding": "identity",
        "sha256": "77ad6dbacc493cb619c728f26d2ddcf461eb0feb6b977b47d01d51e67016f654",
        "checked": "2026-10-29",
        "checked_by": "factory/step_pose.py (Z-up, origin, seat, binding)"
      },
      {
        "file": "bcp54-16-tp-etched.step",
        "role": "eda",
        "up": "Z",
        "units": "mm",
        "origin": "footprint origin = pad-pattern centre",
        "seat": "z = 0",
        "extents_mm": [
          7.0,
          6.5,
          1.7
        ],
        "zmin_mm": -0.0,
        "centre_offset_mm": 0.0,
        "footprint_binding": "identity",
        "sha256": "0284b5eb037aa551bef7749abf0b7451703942f475a5895e106f7439d5a973df",
        "checked": "2026-10-29",
        "checked_by": "factory/step_pose.py (Z-up, origin, seat, binding)"
      }
    ],
    "package_dims": {
      "package_code": "SOT-223",
      "source_page": 1,
      "D": {
        "nom_mm": 6.5,
        "range_mm": [
          6.3,
          6.7
        ]
      },
      "E1": {
        "nom_mm": 3.5,
        "range_mm": [
          3.3,
          3.7
        ]
      },
      "E": {
        "nom_mm": 7.0,
        "range_mm": [
          6.7,
          7.3
        ]
      },
      "e": {
        "nom_mm": 2.3,
        "range_mm": [
          null,
          null
        ]
      },
      "A": {
        "nom_mm": 1.8,
        "range_mm": [
          null,
          1.8
        ]
      },
      "source": "datasheet package drawing, every number found on its page (extract_pins --task dims)",
      "model_check": {
        "file": "bcp54-16-tp.step",
        "verdict": "PASS",
        "reasons": [
          "height and body within the datasheet's package drawing"
        ],
        "by": "factory/package_fit.py"
      }
    }
  }
}