main
Ray Set visibility: public f047c03 7d ago
{
  "schema_version": 1,
  "type": "component",
  "slug": "2sc2873sq-y",
  "title": "2SC2873SQ-Y",
  "brief": "PJSEMI Bipolar (BJT), SOT-89. Pinout cross-checked by two models against the datasheet, KiCad symbol/footprint/3D.",
  "version": "0.1.0",
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  "tags": [
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    "manufacturer": "PJSEMI",
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    "category": "Transistors/Thyristors",
    "subcategory": "Bipolar (BJT)",
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      "footprint": "2sc2873sq-y.kicad_mod",
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      "model_3d_plain": "2sc2873sq-y-etched.glb",
      "model_3d_step": "2sc2873sq-y-etched.step",
      "model_3d_step_plain": "2sc2873sq-y.step",
      "lbr": "2sc2873sq-y.lbr"
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    "distributor_links": {
      "lcsc": "C2917200"
    },
    "distributor_check": {
      "checked_at": "2026-10-18T01:46:27Z",
      "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 NPN transistor; the datasheet gives the emitter-base limit VEBO of 5 V and the emitter-base breakdown V(BR)EBO minimum of 5 V."
      },
      {
        "number": "2",
        "name": "Collector",
        "type": "passive",
        "description": "Collector terminal of the NPN transistor, rated for VCBO 50 V, VCEO 50 V and collector current IC 2 A."
      },
      {
        "number": "3",
        "name": "Emitter",
        "type": "passive",
        "description": "Emitter terminal of the NPN transistor, referenced by the emitter-base rating VEBO of 5 V."
      }
    ],
    "provenance": {
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      "factory_chain": {
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        "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 MPN 2SC2873SQ-Y is the Y hFE-group marking (MY) of the 2SC2873SQ. The ordering table lists only ; Pin types use KiCad class 'passive' for all three terminals, since the datasheet does not assign ERC"
        ],
        "pages_sent": 6,
        "cost_usd": 0.0253,
        "at": "2026-10-18T01:44:29"
      },
      "datasheet": {
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        "pages": 6,
        "sha256": "fc933d539350ce57",
        "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
      }
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    "viewers": {
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        "file": "2sc2873sq-y.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,
        "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)"
      },
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        "checked_by": "factory/step_pose.py (Z-up, origin, seat, binding)"
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  },
  "metadata": {
    "specs": {
      "Manufacturer": "PJSEMI",
      "Package": "SOT-89",
      "Category": "Transistors/Thyristors",
      "Pins": "3"
    },
    "characteristics": {
      "version": 1,
      "source": "datasheet",
      "datasheet_sha256": "fc933d539350ce572fd0a80bbd53d655df3b2709d2b5182e1f1e993a51b13849",
      "rows": [
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          "symbol": "HFE",
          "kind": "electrical",
          "unit": "",
          "min": 120,
          "typ": null,
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        },
        {
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          "symbol": "ICBO",
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        {
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          "max": 100,
          "conditions": "at VEB = 5 V",
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        {
          "name": "Collector Base Breakdown Voltage",
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          "unit": "V",
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          "max": null,
          "conditions": "at IC = 100 μA",
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          "max": null,
          "conditions": "at IE = 100 μA",
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        {
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        {
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        {
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        {
          "name": "Storage Temperature Range",
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        },
        {
          "name": "Thermal Resistance Junction to Ambient",
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          "kind": "thermal",
          "unit": "℃/W",
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      ]
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  "discovery_triggers": [
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  ],
  "discovery_pitch": "2SC2873SQ-Y (PJSEMI) component page: datasheet pinout, KiCad symbol, footprint and 3D.",
  "author": {
    "name": "Ray",
    "email": "[email protected]"
  },
  "dependencies": {},
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  "visibility": {
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}