main
Ray Set visibility: public f1a058c 16d ago
{
  "schema_version": 1,
  "type": "component",
  "slug": "bcp54-16",
  "title": "BCP54-16",
  "brief": "Changjing Bipolar (BJT), SOT-223. 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",
    "bcp54-16",
    "factory-2.0.0",
    "extractor-text"
  ],
  "component": {
    "mpn": "BCP54-16",
    "manufacturer": "Changjing",
    "package": "SOT-223",
    "pin_count": 3,
    "category": "Transistors/Thyristors",
    "subcategory": "Bipolar (BJT)",
    "datasheet": "https://jlcpcb.com/api/file/downloadByFileSystemAccessId/8590235679419899904",
    "parts": {
      "symbol": "bcp54-16.kicad_sym",
      "footprint": "bcp54-16.kicad_mod",
      "model_3d": "bcp54-16-hero.glb",
      "model_3d_plain": "bcp54-16-etched.glb",
      "model_3d_step": "bcp54-16-etched.step",
      "model_3d_step_plain": "bcp54-16.step",
      "lbr": "bcp54-16.lbr"
    },
    "distributor_links": {
      "lcsc": "C3031872"
    },
    "distributor_check": {
      "checked_at": "2026-10-17T08:39:03Z",
      "source": "Component Ocean /api/assign-pns",
      "digikey": {
        "pn": null,
        "status": "no match"
      },
      "mouser": {
        "pn": null,
        "status": "no match"
      }
    },
    "pins": [
      {
        "number": "1",
        "name": "BASE",
        "type": "passive",
        "description": "Base terminal of the BCP54-16 NPN transistor, with continuous base current rated at 100 mA and peak pulse base current at 200 mA."
      },
      {
        "number": "2",
        "name": "COLLECTOR",
        "type": "passive",
        "description": "Collector terminal, with continuous collector current rated at 1 A, peak pulse collector current at 2 A, and collector power dissipation at 1.5 W."
      },
      {
        "number": "3",
        "name": "EMITTER",
        "type": "passive",
        "description": "Emitter terminal, with emitter-base voltage limited to 5 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's SOT-223 pinout lists only pins 1 (BASE), 2 (COLLECTOR) and 3 (EMITTER). It does not ; Pin types were assigned as 'passive' because the datasheet does not classify terminals. The pin desc"
        ],
        "pages_sent": 4,
        "cost_usd": 0.0303,
        "at": "2026-10-17T08:38:46"
      },
      "datasheet": {
        "url": "https://jlcpcb.com/api/file/downloadByFileSystemAccessId/8590235679419899904",
        "pages": 4,
        "sha256": "ed0ce0f4210b3312",
        "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": "bcp54-16.step",
        "role": "plain",
        "up": "Z",
        "units": "mm",
        "origin": "footprint origin = pad-pattern centre",
        "seat": "z = 0",
        "extents_mm": [
          7,
          6.5,
          1.7
        ],
        "zmin_mm": 0,
        "centre_offset_mm": 0,
        "footprint_binding": "identity",
        "sha256": "77ad6dbacc493cb619c728f26d2ddcf461eb0feb6b977b47d01d51e67016f654",
        "checked": "2026-10-17",
        "checked_by": "factory/step_pose.py (Z-up, origin, seat, binding)"
      },
      {
        "file": "bcp54-16-etched.step",
        "role": "eda",
        "up": "Z",
        "units": "mm",
        "origin": "footprint origin = pad-pattern centre",
        "seat": "z = 0",
        "extents_mm": [
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          6.5,
          1.7
        ],
        "zmin_mm": 0,
        "centre_offset_mm": 0,
        "footprint_binding": "identity",
        "sha256": "3b04196ff8d83428ff0b7fe368d9795eb95c0a7b7c1cdd56d28c756d46dfefa2",
        "checked": "2026-10-17",
        "checked_by": "factory/step_pose.py (Z-up, origin, seat, binding)"
      }
    ]
  },
  "metadata": {
    "specs": {
      "Manufacturer": "Changjing",
      "Package": "SOT-223",
      "Category": "Transistors/Thyristors",
      "Pins": "3"
    },
    "characteristics": {
      "version": 1,
      "source": "datasheet",
      "datasheet_sha256": "ed0ce0f4210b3312bbf6ad9fa084c30f40c7a612d287f280bd80eb8a9f233654",
      "rows": [
        {
          "name": "Collector-base breakdown voltage (BCP54)",
          "symbol": "V(BR)CBO",
          "kind": "electrical",
          "unit": "V",
          "min": 45,
          "typ": null,
          "max": null,
          "conditions": "IC= 0.1mA,IE=0",
          "source_page": 1,
          "source": "datasheet"
        },
        {
          "name": "Collector-emitter breakdown voltage (BCP54)",
          "symbol": "V(BR)CEO",
          "kind": "electrical",
          "unit": "V",
          "min": 45,
          "typ": null,
          "max": null,
          "conditions": "IC= 10mA,IB=0",
          "source_page": 1,
          "source": "datasheet"
        },
        {
          "name": "Base-emitter breakdown voltage",
          "symbol": "V(BR)EBO",
          "kind": "electrical",
          "unit": "V",
          "min": 5,
          "typ": null,
          "max": null,
          "conditions": "IE= 10μA,IC=0",
          "source_page": 1,
          "source": "datasheet"
        },
        {
          "name": "Collector cut-off current",
          "symbol": "ICBO",
          "kind": "electrical",
          "unit": "nA",
          "min": null,
          "typ": null,
          "max": 100,
          "conditions": "VCB= 30 V, IE=0",
          "source_page": 1,
          "source": "datasheet"
        },
        {
          "name": "DC current gain hFE(1)",
          "symbol": "hFE(1)",
          "kind": "electrical",
          "unit": "",
          "min": 25,
          "typ": null,
          "max": null,
          "conditions": "VCE= 2V, IC=5mA",
          "source_page": 1,
          "source": "datasheet"
        },
        {
          "name": "DC current gain hFE(2), rank -16",
          "symbol": "hFE(2)",
          "kind": "electrical",
          "unit": "",
          "min": 100,
          "typ": null,
          "max": 250,
          "conditions": "VCE= 2V, IC=150mA",
          "source_page": 1,
          "source": "datasheet"
        },
        {
          "name": "DC current gain hFE(3)",
          "symbol": "hFE(3)",
          "kind": "electrical",
          "unit": "",
          "min": 25,
          "typ": null,
          "max": null,
          "conditions": "VCE= 2V, IC=500mA",
          "source_page": 1,
          "source": "datasheet"
        },
        {
          "name": "Collector-emitter saturation voltage",
          "symbol": "VCE(sat)",
          "kind": "electrical",
          "unit": "V",
          "min": null,
          "typ": null,
          "max": 0.5,
          "conditions": "IC=500mA,IB=50mA",
          "source_page": 1,
          "source": "datasheet"
        },
        {
          "name": "Base-emitter voltage",
          "symbol": "VBE",
          "kind": "electrical",
          "unit": "V",
          "min": null,
          "typ": null,
          "max": 1,
          "conditions": "VCE=2V, IC=500mA",
          "source_page": 1,
          "source": "datasheet"
        },
        {
          "name": "Transition frequency",
          "symbol": "fT",
          "kind": "electrical",
          "unit": "MHz",
          "min": 100,
          "typ": null,
          "max": null,
          "conditions": "VCE=10V,IC=50mA,f=100MHz",
          "source_page": 1,
          "source": "datasheet"
        },
        {
          "name": "Collector-base voltage (BCP54)",
          "symbol": "VCBO",
          "kind": "absolute_maximum",
          "unit": "V",
          "min": null,
          "typ": null,
          "max": 45,
          "conditions": "Ta=25℃",
          "source_page": 1,
          "source": "datasheet"
        },
        {
          "name": "Collector-emitter voltage (BCP54)",
          "symbol": "VCEO",
          "kind": "absolute_maximum",
          "unit": "V",
          "min": null,
          "typ": null,
          "max": 45,
          "conditions": "Ta=25℃",
          "source_page": 1,
          "source": "datasheet"
        },
        {
          "name": "Emitter-base voltage",
          "symbol": "VEBO",
          "kind": "absolute_maximum",
          "unit": "V",
          "min": null,
          "typ": null,
          "max": 5,
          "conditions": "Ta=25℃",
          "source_page": 1,
          "source": "datasheet"
        },
        {
          "name": "Collector current -Continuous",
          "symbol": "IC",
          "kind": "absolute_maximum",
          "unit": "A",
          "min": null,
          "typ": null,
          "max": 1,
          "conditions": "Ta=25℃",
          "source_page": 1,
          "source": "datasheet"
        },
        {
          "name": "Peak pulse collector current",
          "symbol": "ICM",
          "kind": "absolute_maximum",
          "unit": "A",
          "min": null,
          "typ": null,
          "max": 2,
          "conditions": "",
          "source_page": 1,
          "source": "datasheet"
        },
        {
          "name": "Base current-Continuous",
          "symbol": "IB",
          "kind": "absolute_maximum",
          "unit": "mA",
          "min": null,
          "typ": null,
          "max": 100,
          "conditions": "",
          "source_page": 1,
          "source": "datasheet"
        },
        {
          "name": "Peak pulse base current",
          "symbol": "IBM",
          "kind": "absolute_maximum",
          "unit": "mA",
          "min": null,
          "typ": null,
          "max": 200,
          "conditions": "",
          "source_page": 1,
          "source": "datasheet"
        },
        {
          "name": "Collector power dissipation",
          "symbol": "PC",
          "kind": "absolute_maximum",
          "unit": "W",
          "min": null,
          "typ": null,
          "max": 1.5,
          "conditions": "Ta=25℃",
          "source_page": 1,
          "source": "datasheet"
        },
        {
          "name": "Operating junction and storage temperature range",
          "symbol": "TJ,Tstg",
          "kind": "absolute_maximum",
          "unit": "℃",
          "min": -55,
          "typ": null,
          "max": 150,
          "conditions": "",
          "source_page": 1,
          "source": "datasheet"
        },
        {
          "name": "Thermal resistance junction to ambient",
          "symbol": "RθJA",
          "kind": "thermal",
          "unit": "℃/W",
          "min": null,
          "typ": null,
          "max": 83.3,
          "conditions": "",
          "source_page": 1,
          "source": "datasheet"
        }
      ]
    }
  },
  "variants": [],
  "sections": [
    "hero",
    "viewers",
    "readme",
    "breadcrumbs",
    "info"
  ],
  "discovery_triggers": [
    "bcp54-16"
  ],
  "discovery_pitch": "BCP54-16 (Changjing) component page: datasheet pinout, KiCad symbol, footprint and 3D.",
  "author": {
    "name": "Ray",
    "email": "[email protected]"
  },
  "dependencies": {},
  "hero": {
    "type": "image",
    "path": "docs/hero.png"
  },
  "files": [
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    "README.md",
    "bcp54-16.kicad_sym",
    "bcp54-16.kicad_mod",
    "bcp54-16.glb",
    "bcp54-16.step",
    "bcp54-16.lbr",
    "docs/hero.png",
    "docs/bcp54-16-datasheet.pdf",
    "viewers/symbol.html",
    "viewers/footprint.html",
    "bcp54-16-hero.glb",
    "bcp54-16-hero.overlay.json",
    "bcp54-16-etched.glb"
  ],
  "visibility": {
    "public": true
  }
}