main
Ray Set visibility: public e88e0dc 8h ago
{
  "schema_version": 1,
  "type": "component",
  "slug": "bcp56-16-ms",
  "title": "BCP56-16-MS",
  "brief": "MSKSEMI Bipolar Transistors - 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": [
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    "triode-mos tube-transistor",
    "bcp56-16-ms",
    "factory-2.0.0",
    "extractor-text"
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  "component": {
    "mpn": "BCP56-16-MS",
    "manufacturer": "MSKSEMI",
    "package": "SOT-223",
    "pin_count": 3,
    "category": "Triode/MOS Tube/Transistor",
    "subcategory": "Bipolar Transistors - BJT",
    "datasheet": "https://datasheet.lcsc.com/datasheet/pdf/345c312e7d0d65f02a8ee4eea37f0e33.pdf",
    "parts": {
      "symbol": "bcp56-16-ms.kicad_sym",
      "footprint": "bcp56-16-ms.kicad_mod",
      "model_3d": "bcp56-16-ms-hero.glb",
      "model_3d_plain": "bcp56-16-ms-etched.glb",
      "model_3d_step": "bcp56-16-ms-etched.step",
      "model_3d_step_plain": "bcp56-16-ms.step",
      "lbr": "bcp56-16-ms.lbr"
    },
    "distributor_links": {
      "lcsc": "C3008126"
    },
    "distributor_check": {
      "checked_at": "2026-10-22T22:01:14Z",
      "source": "Component Ocean /api/assign-pns",
      "digikey": {
        "pn": null,
        "status": "quota"
      },
      "mouser": {
        "pn": null,
        "status": "quota"
      }
    },
    "pins": [
      {
        "number": "1",
        "name": "BASE",
        "type": "input",
        "description": "Base of the NPN transistor; hFE(2) is 100-250 for the -16 rank at VCE=2V, IC=150mA, and VEBO is limited to 5 V."
      },
      {
        "number": "2",
        "name": "COLLECTOR",
        "type": "passive",
        "description": "Collector of the NPN transistor; BCP56-MS is rated VCBO 100 V, VCEO 80 V and IC 1 A continuous."
      },
      {
        "number": "3",
        "name": "EMITTER",
        "type": "passive",
        "description": "Emitter of the NPN transistor, the common reference terminal; VEBO is limited to 5 V."
      }
    ],
    "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",
        "consensus_model": "claude-sonnet-5-5",
        "consensus": "agreed",
        "guards": "pin_guards 0.1: passed",
        "guard_notes": [
          "extractor flagged: Datasheet pin list shows only three pins (1 Base, 2 Collector, 3 Emitter) for SOT-223. Standard SOT-; Pin types for a bipolar transistor are not defined by the datasheet. Base is marked as input and col"
        ],
        "pages_sent": 5,
        "cost_usd": 0.0435,
        "at": "2026-10-22T22:01:03"
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      "datasheet": {
        "url": "https://datasheet.lcsc.com/datasheet/pdf/345c312e7d0d65f02a8ee4eea37f0e33.pdf",
        "pages": 5,
        "sha256": "67c61155be590cc2",
        "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": [
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        "file": "bcp56-16-ms.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": "2026-10-22",
        "checked_by": "factory/step_pose.py (Z-up, origin, seat, binding)"
      },
      {
        "file": "bcp56-16-ms-etched.step",
        "role": "eda",
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        "zmin_mm": 0,
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        "sha256": "7df8d7246d0fd68cbb85c165bfd31fac5a783d511736c9883f803e77427fe041",
        "checked": "2026-10-22",
        "checked_by": "factory/step_pose.py (Z-up, origin, seat, binding)"
      }
    ]
  },
  "metadata": {
    "specs": {
      "Manufacturer": "MSKSEMI",
      "Package": "SOT-223",
      "Category": "Triode/MOS Tube/Transistor",
      "Pins": "3"
    },
    "characteristics": {
      "version": 1,
      "source": "datasheet",
      "datasheet_sha256": "67c61155be590cc2f97985041916abd468f7575c5a76e52678023999abc91f3d",
      "rows": [
        {
          "name": "Collector-Base Breakdown Voltage",
          "symbol": "V(BR)CBO",
          "kind": "electrical",
          "unit": "V",
          "min": 100,
          "typ": null,
          "max": null,
          "conditions": "IC=0.1mA, IE=0",
          "source_page": 2,
          "source": "datasheet"
        },
        {
          "name": "Collector-Emitter Breakdown Voltage",
          "symbol": "V(BR)CEO",
          "kind": "electrical",
          "unit": "V",
          "min": 80,
          "typ": null,
          "max": null,
          "conditions": "IC=10mA, IB=0",
          "source_page": 2,
          "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": 2,
          "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": 2,
          "source": "datasheet"
        },
        {
          "name": "DC Current Gain 1",
          "symbol": "hFE(1)",
          "kind": "electrical",
          "unit": "",
          "min": 25,
          "typ": null,
          "max": null,
          "conditions": "VCE=2V, IC=5mA",
          "source_page": 2,
          "source": "datasheet"
        },
        {
          "name": "DC Current Gain 2 (-16 rank)",
          "symbol": "hFE(2)",
          "kind": "electrical",
          "unit": "",
          "min": 100,
          "typ": null,
          "max": 250,
          "conditions": "VCE=2V, IC=150mA",
          "source_page": 2,
          "source": "datasheet"
        },
        {
          "name": "DC Current Gain 3",
          "symbol": "hFE(3)",
          "kind": "electrical",
          "unit": "",
          "min": 25,
          "typ": null,
          "max": null,
          "conditions": "VCE=2V, IC=500mA",
          "source_page": 2,
          "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": 2,
          "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": 2,
          "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": 2,
          "source": "datasheet"
        },
        {
          "name": "Collector-Base Voltage",
          "symbol": "VCBO",
          "kind": "absolute_maximum",
          "unit": "V",
          "min": null,
          "typ": null,
          "max": 100,
          "conditions": "Ta=25℃",
          "source_page": 2,
          "source": "datasheet"
        },
        {
          "name": "Collector-Emitter Voltage",
          "symbol": "VCEO",
          "kind": "absolute_maximum",
          "unit": "V",
          "min": null,
          "typ": null,
          "max": 80,
          "conditions": "Ta=25℃",
          "source_page": 2,
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        },
        {
          "name": "Emitter-Base Voltage",
          "symbol": "VEBO",
          "kind": "absolute_maximum",
          "unit": "V",
          "min": null,
          "typ": null,
          "max": 5,
          "conditions": "Ta=25℃",
          "source_page": 2,
          "source": "datasheet"
        },
        {
          "name": "Collector Current - Continuous",
          "symbol": "IC",
          "kind": "absolute_maximum",
          "unit": "A",
          "min": null,
          "typ": null,
          "max": 1,
          "conditions": "Ta=25℃",
          "source_page": 2,
          "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": 2,
          "source": "datasheet"
        },
        {
          "name": "Storage Temperature Range",
          "symbol": "Tstg",
          "kind": "absolute_maximum",
          "unit": "℃",
          "min": -65,
          "typ": null,
          "max": 150,
          "conditions": "",
          "source_page": 2,
          "source": "datasheet"
        },
        {
          "name": "Thermal Resistance Junction to Ambient",
          "symbol": "RθJA",
          "kind": "thermal",
          "unit": "℃/W",
          "min": null,
          "typ": 83.3,
          "max": null,
          "conditions": "",
          "source_page": 2,
          "source": "datasheet"
        }
      ]
    }
  },
  "variants": [],
  "sections": [
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    "viewers",
    "readme",
    "breadcrumbs",
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  ],
  "discovery_triggers": [
    "bcp56-16-ms"
  ],
  "discovery_pitch": "BCP56-16-MS (MSKSEMI) component page: datasheet pinout, KiCad symbol, footprint and 3D.",
  "author": {
    "name": "Ray",
    "email": "[email protected]"
  },
  "dependencies": {},
  "hero": {
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    "path": "docs/hero.png"
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  "visibility": {
    "public": true
  }
}