H8550D

{
  "slug": "h8550d",
  "version": "0.1.0",
  "type": "component",
  "description": "KEXIN Bipolar (BJT), SOT-89. Pinout cross-checked by two models against the datasheet, KiCad symbol/footprint/3D.",
  "tags": [
    "component",
    "transistors-thyristors",
    "h8550d",
    "factory-2.0.0",
    "extractor-text"
  ],
  "dependencies": {},
  "hero": {
    "type": "image",
    "path": "docs/hero.png"
  },
  "files": [
    "page.json",
    "README.md",
    "h8550d.kicad_sym",
    "h8550d.kicad_mod",
    "h8550d.glb",
    "h8550d.step",
    "h8550d.lbr",
    "docs/hero.png",
    "docs/h8550d-datasheet.pdf",
    "viewers/symbol.html",
    "viewers/footprint.html",
    "h8550d-hero.glb",
    "h8550d-hero.overlay.json",
    "h8550d-etched.glb"
  ],
  "component": {
    "mpn": "H8550D",
    "manufacturer": "KEXIN",
    "package": "SOT-89",
    "pin_count": 3,
    "category": "Transistors/Thyristors",
    "subcategory": "Bipolar (BJT)",
    "datasheet": "https://jlcpcb.com/api/file/downloadByFileSystemAccessId/8588904715266899968",
    "parts": {
      "symbol": "h8550d.kicad_sym",
      "footprint": "h8550d.kicad_mod",
      "model_3d": "h8550d-hero.glb",
      "model_3d_plain": "h8550d-etched.glb",
      "model_3d_step": "h8550d-etched.step",
      "model_3d_step_plain": "h8550d.step",
      "lbr": "h8550d.lbr"
    },
    "distributor_links": {
      "lcsc": "C489334"
    },
    "distributor_check": {
      "checked_at": "2026-10-18T06:22:05Z",
      "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 PNP transistor; the base-emitter saturation voltage is -1.2 V max at IC=-800mA, IB=-80mA, and the emitter-base voltage VEBO is -5 V."
      },
      {
        "number": "2",
        "name": "Collector",
        "type": "passive",
        "description": "Collector terminal of the PNP transistor, rated for a collector current IC of -1.5 A and a collector power dissipation PC of 0.5 W, with collector-emitter voltage VCEO of -25 V."
      },
      {
        "number": "3",
        "name": "Emitter",
        "type": "passive",
        "description": "Emitter terminal of the PNP transistor, with collector-base voltage VCBO of -40 V and emitter-base breakdown voltage VEBO of -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 text gives the pin assignments (1.Base, 2.Collector, 3.Emitter) but never prints the p; Pin types are assigned as passive because the datasheet does not state whether each terminal is an i"
        ],
        "pages_sent": 2,
        "cost_usd": 0.0192,
        "at": "2026-10-18T06:17:43"
      },
      "datasheet": {
        "url": "https://jlcpcb.com/api/file/downloadByFileSystemAccessId/8588904715266899968",
        "pages": 2,
        "sha256": "245a4842c95b55ea",
        "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": "h8550d.step",
        "role": "plain",
        "up": "Z",
        "units": "mm",
        "origin": "footprint origin = pad-pattern centre",
        "seat": "z = 0",
        "extents_mm": [
          4.0,
          4.5,
          1.52
        ],
        "zmin_mm": 0.0,
        "centre_offset_mm": 0.05,
        "footprint_binding": "identity",
        "sha256": "844c0bb504d0c383535d9845c6376fe7a4053241a2ede8d8ef694df3fcfc37c8",
        "checked": "2026-10-18",
        "checked_by": "factory/step_pose.py (Z-up, origin, seat, binding)"
      },
      {
        "file": "h8550d-etched.step",
        "role": "eda",
        "up": "Z",
        "units": "mm",
        "origin": "footprint origin = pad-pattern centre",
        "seat": "z = 0",
        "extents_mm": [
          4.0,
          4.5,
          1.52
        ],
        "zmin_mm": 0.0,
        "centre_offset_mm": 0.05,
        "footprint_binding": "identity",
        "sha256": "6985c4596bb031f30802a2b2f444a9cd44fcd206bd2211d6dc2d9be0b7a12fd8",
        "checked": "2026-10-18",
        "checked_by": "factory/step_pose.py (Z-up, origin, seat, binding)"
      }
    ]
  }
}