BC847BW

{
  "slug": "bc847bw",
  "version": "0.1.1",
  "type": "component",
  "description": "Nexperia Bipolar (BJT), SOT-323. Datasheet-verified pinout, KiCad symbol/footprint/3D.",
  "tags": [
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    "transistors-thyristors",
    "bc847bw",
    "factory-2.0.0",
    "extractor-text"
  ],
  "dependencies": {},
  "hero": {
    "type": "image",
    "path": "docs/hero.png"
  },
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    "README.md",
    "bc847bw.kicad_sym",
    "bc847bw.kicad_mod",
    "bc847bw.glb",
    "bc847bw.step",
    "bc847bw.lbr",
    "docs/hero.png",
    "docs/bc847bw-datasheet.pdf",
    "viewers/symbol.html",
    "viewers/footprint.html",
    "bc847bw-etched.step",
    "bc847bw-hero.glb",
    "bc847bw-hero.overlay.json"
  ],
  "component": {
    "mpn": "BC847BW",
    "manufacturer": "Nexperia",
    "package": "SOT-323",
    "pin_count": 3,
    "category": "Transistors/Thyristors",
    "subcategory": "Bipolar (BJT)",
    "datasheet": "https://jlcpcb.com/api/file/downloadByFileSystemAccessId/8586172108485365760",
    "parts": {
      "symbol": "bc847bw.kicad_sym",
      "footprint": "bc847bw.kicad_mod",
      "model_3d": "bc847bw-hero.glb",
      "model_3d_plain": "bc847bw.glb",
      "model_3d_step": "bc847bw-etched.step",
      "model_3d_step_plain": "bc847bw.step",
      "lbr": "bc847bw.lbr"
    },
    "distributor_links": {
      "lcsc": "C8659"
    },
    "pins": [
      {
        "number": "1",
        "name": "B",
        "type": "input",
        "description": "Base terminal; control input for NPN transistor; maximum emitter-base voltage (VEBO) of 6 V."
      },
      {
        "number": "2",
        "name": "E",
        "type": "output",
        "description": "Emitter terminal; current return path in NPN transistor configuration."
      },
      {
        "number": "3",
        "name": "C",
        "type": "output",
        "description": "Collector terminal; rated for 100 mA maximum collector current and 45 V maximum collector-emitter voltage (VCEO) with open base."
      }
    ],
    "provenance": {
      "extractor": "extract_pins 0.2",
      "factory_chain": {
        "factory": "2.0.0",
        "extractor": "extract_pins 0.2",
        "primary_model": "claude-haiku-4-5-20251001",
        "primary_mode": "text",
        "consensus_model": "claude-sonnet-4-6",
        "consensus": "agreed",
        "guards": "pin_guards 0.1: passed",
        "guard_notes": [],
        "pages_sent": 12,
        "cost_usd": 0.121,
        "at": "2026-09-23T14:36:48"
      },
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        "pages": 12,
        "sha256": "4aa62e1c1c457343",
        "source_tier": "lcsc"
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      "cad": "KiCad official (CC-BY-SA 4.0)",
      "pins": {
        "total": 3,
        "described": 3,
        "cites_pages": true,
        "refuses_to_fabricate": true
      }
    },
    "viewers": {
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      "footprint": "viewers/footprint.html"
    },
    "models_3d": [
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        "file": "bc847bw.step",
        "role": "plain",
        "up": "Z",
        "units": "mm",
        "origin": "footprint origin = pad-pattern centre",
        "seat": "z = 0",
        "extents_mm": [
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        "zmin_mm": -0.0,
        "centre_offset_mm": 0.0,
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        "checked": "2026-10-07",
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  },
  "title": "BC847BW",
  "brief": "Nexperia Bipolar (BJT), SOT-323. Pinout cross-checked by two models against the datasheet, KiCad symbol/footprint/3D.",
  "metadata": {
    "specs": {
      "Manufacturer": "Nexperia",
      "Package": "SOT-323",
      "Category": "Transistors/Thyristors",
      "Pins": "3"
    },
    "characteristics": {
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      "source": "datasheet",
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          "name": "Collector-emitter voltage",
          "symbol": "VCEO",
          "kind": "absolute_maximum",
          "unit": "V",
          "min": null,
          "typ": null,
          "max": 45,
          "conditions": "open base",
          "source_page": 3,
          "source": "datasheet"
        },
        {
          "name": "Collector-base voltage",
          "symbol": "VCBO",
          "kind": "absolute_maximum",
          "unit": "V",
          "min": null,
          "typ": null,
          "max": 50,
          "conditions": "open emitter",
          "source_page": 3,
          "source": "datasheet"
        },
        {
          "name": "Emitter-base voltage",
          "symbol": "VEBO",
          "kind": "absolute_maximum",
          "unit": "V",
          "min": null,
          "typ": null,
          "max": 6,
          "conditions": "open collector",
          "source_page": 3,
          "source": "datasheet"
        },
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          "name": "Collector current",
          "symbol": "IC",
          "kind": "absolute_maximum",
          "unit": "mA",
          "min": null,
          "typ": null,
          "max": 100,
          "conditions": "",
          "source_page": 3,
          "source": "datasheet"
        },
        {
          "name": "Peak collector current",
          "symbol": "ICM",
          "kind": "absolute_maximum",
          "unit": "mA",
          "min": null,
          "typ": null,
          "max": 200,
          "conditions": "single pulse; tp ≤ 1 ms",
          "source_page": 3,
          "source": "datasheet"
        },
        {
          "name": "Peak base current",
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          "kind": "absolute_maximum",
          "unit": "mA",
          "min": null,
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          "max": 100,
          "conditions": "single pulse; tp ≤ 1 ms",
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          "source": "datasheet"
        },
        {
          "name": "Total power dissipation",
          "symbol": "Ptot",
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          "unit": "mW",
          "min": null,
          "typ": null,
          "max": 200,
          "conditions": "Tamb ≤ 25 °C; FR4 PCB, single-sided copper, standard footprint [1]",
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        },
        {
          "name": "Junction temperature",
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          "name": "Storage temperature",
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          "name": "Thermal resistance from junction to ambient",
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          "kind": "thermal",
          "unit": "K/W",
          "min": null,
          "typ": null,
          "max": 625,
          "conditions": "in free air; FR4 PCB, single-sided copper, tin-plated, standard footprint",
          "source_page": 3,
          "source": "datasheet"
        },
        {
          "name": "Collector-base breakdown voltage",
          "symbol": "V(BR)CBO",
          "kind": "electrical",
          "unit": "V",
          "min": 50,
          "typ": null,
          "max": null,
          "conditions": "IC = 100 µA; IE = 0 A",
          "source_page": 4,
          "source": "datasheet"
        },
        {
          "name": "Collector-emitter breakdown voltage",
          "symbol": "V(BR)CES",
          "kind": "electrical",
          "unit": "V",
          "min": 45,
          "typ": null,
          "max": null,
          "conditions": "IC = 2 mA; VBE = 0 A",
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          "source": "datasheet"
        },
        {
          "name": "Emitter-base breakdown voltage",
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          "kind": "electrical",
          "unit": "V",
          "min": 6,
          "typ": null,
          "max": null,
          "conditions": "IC = 0 A; IE = 100 µA",
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          "source": "datasheet"
        },
        {
          "name": "Collector-base cut-off current",
          "symbol": "ICBO",
          "kind": "electrical",
          "unit": "nA",
          "min": null,
          "typ": null,
          "max": 15,
          "conditions": "VCB = 30 V; IE = 0 A",
          "source_page": 4,
          "source": "datasheet"
        },
        {
          "name": "Collector-base cut-off current at high temperature",
          "symbol": "ICBO",
          "kind": "electrical",
          "unit": "μA",
          "min": null,
          "typ": null,
          "max": 5,
          "conditions": "VCB = 30 V; IE = 0 A; Tj = 150 °C",
          "source_page": 4,
          "source": "datasheet"
        },
        {
          "name": "Emitter-base cut-off current",
          "symbol": "IEBO",
          "kind": "electrical",
          "unit": "nA",
          "min": null,
          "typ": null,
          "max": 100,
          "conditions": "VEB = 5 V; IC = 0 A",
          "source_page": 4,
          "source": "datasheet"
        },
        {
          "name": "DC current gain",
          "symbol": "hFE",
          "kind": "electrical",
          "unit": "",
          "min": 200,
          "typ": 290,
          "max": 450,
          "conditions": "VCE = 5 V; IC = 2 mA",
          "source_page": 4,
          "source": "datasheet"
        },
        {
          "name": "Collector-emitter saturation voltage",
          "symbol": "VCEsat",
          "kind": "electrical",
          "unit": "mV",
          "min": null,
          "typ": 90,
          "max": 200,
          "conditions": "IC = 10 mA; IB = 0.5 mA",
          "source_page": 4,
          "source": "datasheet"
        },
        {
          "name": "Collector-emitter saturation voltage",
          "symbol": "VCEsat",
          "kind": "electrical",
          "unit": "mV",
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          "typ": 200,
          "max": 400,
          "conditions": "IC = 100 mA; IB = 5 mA; pulsed tp ≤ 300 µs, δ ≤ 0.02",
          "source_page": 4,
          "source": "datasheet"
        },
        {
          "name": "Base-emitter voltage",
          "symbol": "VBE",
          "kind": "electrical",
          "unit": "mV",
          "min": 580,
          "typ": 660,
          "max": 700,
          "conditions": "VCE = 5 V; IC = 2 mA",
          "source_page": 4,
          "source": "datasheet"
        },
        {
          "name": "Base-emitter voltage",
          "symbol": "VBE",
          "kind": "electrical",
          "unit": "mV",
          "min": null,
          "typ": null,
          "max": 770,
          "conditions": "VCE = 5 V; IC = 10 mA",
          "source_page": 4,
          "source": "datasheet"
        },
        {
          "name": "Transition frequency",
          "symbol": "fT",
          "kind": "electrical",
          "unit": "MHz",
          "min": 100,
          "typ": null,
          "max": null,
          "conditions": "VCE = 5 V; IC = 10 mA; f = 100 MHz",
          "source_page": 4,
          "source": "datasheet"
        },
        {
          "name": "Collector capacitance",
          "symbol": "Cc",
          "kind": "electrical",
          "unit": "pF",
          "min": null,
          "typ": null,
          "max": 1.5,
          "conditions": "VCB = 10 V; IE = ie = 0 A; f = 1 MHz",
          "source_page": 4,
          "source": "datasheet"
        },
        {
          "name": "Noise figure",
          "symbol": "NF",
          "kind": "electrical",
          "unit": "dB",
          "min": null,
          "typ": 2,
          "max": 10,
          "conditions": "IC = 200 μA; VCE = 5 V; RS = 2 kΩ; f = 1 kHz; B = 200 Hz",
          "source_page": 4,
          "source": "datasheet"
        }
      ]
    }
  },
  "discovery_triggers": [
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  "discovery_pitch": "BC847BW (Nexperia) component page with datasheet-verified CAD.",
  "visibility": "public"
}