BC846BHE3-TP

{
  "slug": "bc846bhe3-tp",
  "version": "0.1.0",
  "type": "component",
  "description": "MCC(Micro Commercial Components) Bipolar (BJT), SOT-23. Pinout cross-checked by two models against the datasheet, KiCad symbol/footprint/3D.",
  "tags": [
    "component",
    "transistors-thyristors",
    "bc846bhe3-tp",
    "factory-2.0.0",
    "extractor-text"
  ],
  "dependencies": {},
  "hero": {
    "type": "image",
    "path": "docs/hero.png"
  },
  "files": [
    "page.json",
    "README.md",
    "bc846bhe3-tp.kicad_sym",
    "bc846bhe3-tp.kicad_mod",
    "bc846bhe3-tp.glb",
    "bc846bhe3-tp.step",
    "bc846bhe3-tp.lbr",
    "docs/hero.png",
    "docs/bc846bhe3-tp-datasheet.pdf",
    "viewers/symbol.html",
    "viewers/footprint.html",
    "bc846bhe3-tp-hero.glb",
    "bc846bhe3-tp-hero.overlay.json"
  ],
  "component": {
    "mpn": "BC846BHE3-TP",
    "manufacturer": "MCC(Micro Commercial Components)",
    "package": "SOT-23",
    "pin_count": 3,
    "category": "Transistors/Thyristors",
    "subcategory": "Bipolar (BJT)",
    "datasheet": "https://datasheet.lcsc.com/datasheet/pdf/ea1aebe19a173797be13cc00b652aece.pdf",
    "parts": {
      "symbol": "bc846bhe3-tp.kicad_sym",
      "footprint": "bc846bhe3-tp.kicad_mod",
      "model_3d": "bc846bhe3-tp-hero.glb",
      "model_3d_plain": "bc846bhe3-tp.glb",
      "model_3d_step": "bc846bhe3-tp-etched.step",
      "model_3d_step_plain": "bc846bhe3-tp.step",
      "lbr": "bc846bhe3-tp.lbr"
    },
    "distributor_links": {
      "lcsc": "C3199844",
      "digikey": "353-BC846BHE3-TPTR-ND",
      "mouser": "833-BC846BHE3-TP"
    },
    "distributor_check": {
      "checked_at": "2026-11-12T22:01:04Z",
      "source": "Component Ocean /api/assign-pns",
      "digikey": {
        "pn": "353-BC846BHE3-TPTR-ND",
        "status": "found"
      },
      "mouser": {
        "pn": "833-BC846BHE3-TP",
        "status": "found"
      }
    },
    "pins": [
      {
        "number": "1",
        "name": "B",
        "type": "input",
        "description": "Base of the NPN transistor; the Internal Structure drawing shows B at the bottom left, and the datasheet gives VEBO of 6 V maximum."
      },
      {
        "number": "2",
        "name": "E",
        "type": "passive",
        "description": "Emitter of the NPN transistor; the Internal Structure drawing shows E at the bottom right, and the datasheet gives VEBO of 6 V maximum."
      },
      {
        "number": "3",
        "name": "C",
        "type": "passive",
        "description": "Collector of the NPN transistor; the Internal Structure drawing shows C at the top, with IC of 100 mA maximum and VCEO of 65 V for the BC846 types."
      }
    ],
    "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": [
          "extractor flagged: The datasheet does not print pin numbers. The Internal Structure drawing labels only B (bottom left)",
          "vision extraction: provenance cannot be text-verified; needs consensus"
        ],
        "pages_sent": 4,
        "cost_usd": 0.042,
        "at": "2026-11-12T22:00:51"
      },
      "datasheet": {
        "url": "https://datasheet.lcsc.com/datasheet/pdf/ea1aebe19a173797be13cc00b652aece.pdf",
        "pages": 4,
        "sha256": "a6b417ec8966184b",
        "source_tier": "lcsc"
      },
      "cad": "land: KiCad official (CC-BY-SA 4.0); 3D: generated from the datasheet",
      "model_3d_generated": {
        "generator": "factory/gen_pkg3d.py",
        "family": "SOT",
        "height_mm": 1.0,
        "height_basis": "datasheet A, midpoint of min and max",
        "standoff_mm": 0.05,
        "standoff_basis": "family nominal (no datasheet A1 read)",
        "lead_width_mm": 0.36,
        "lead_width_basis": "default: 0.6 x pad width across the lead, at most 0.45 x pitch 1.90 mm; a tab 0.9 x its width (no datasheet b read)",
        "lead_thickness_mm": 0.2,
        "lead_thickness_basis": "default for pitch 1.90 mm, height 1 mm (no datasheet c read)"
      },
      "pins": {
        "total": 3,
        "described": 3,
        "cites_pages": true,
        "refuses_to_fabricate": true
      }
    },
    "viewers": {
      "symbol": "viewers/symbol.html",
      "footprint": "viewers/footprint.html"
    },
    "models_3d": [
      {
        "file": "bc846bhe3-tp.step",
        "role": "plain",
        "up": "Z",
        "units": "mm",
        "origin": "footprint origin = pad-pattern centre",
        "seat": "z = 0",
        "extents_mm": [
          2.37,
          2.92,
          1.0
        ],
        "zmin_mm": 0.0,
        "centre_offset_mm": 0.0,
        "footprint_binding": "identity",
        "sha256": "ce0d246fb7fd781ce715247d848f97459e86d61330f655338b5169ecae283643",
        "checked": "2026-11-12",
        "checked_by": "factory/step_pose.py (Z-up, origin, seat, binding)"
      },
      {
        "file": "bc846bhe3-tp-etched.step",
        "role": "eda",
        "up": "Z",
        "units": "mm",
        "origin": "footprint origin = pad-pattern centre",
        "seat": "z = 0",
        "extents_mm": [
          2.37,
          2.92,
          1.0
        ],
        "zmin_mm": 0.0,
        "centre_offset_mm": 0.0,
        "footprint_binding": "identity",
        "sha256": "b744e39c3339ab35d0218c079434cbb960af031face5c13b71f6b0a32260a2c0",
        "checked": "2026-11-12",
        "checked_by": "factory/step_pose.py (Z-up, origin, seat, binding)"
      }
    ],
    "package_dims": {
      "package_code": "SOT-23",
      "source_page": 1,
      "D": {
        "nom_mm": 2.92,
        "range_mm": [
          2.8,
          3.04
        ]
      },
      "E1": {
        "nom_mm": 1.3,
        "range_mm": [
          1.2,
          1.4
        ]
      },
      "E": {
        "nom_mm": 2.37,
        "range_mm": [
          2.1,
          2.64
        ]
      },
      "e": {
        "nom_mm": 0.95,
        "range_mm": [
          null,
          null
        ]
      },
      "A": {
        "nom_mm": 1.0,
        "range_mm": [
          0.9,
          1.1
        ]
      },
      "source": "datasheet package drawing, every number found on its page (extract_pins --task dims)",
      "model_check": {
        "file": "bc846bhe3-tp.step",
        "verdict": "PASS",
        "reasons": [
          "height and body within the datasheet's package drawing"
        ],
        "by": "factory/package_fit.py"
      }
    }
  }
}