main
Ray Set visibility: public e9c99a7 10d ago
{
  "schema_version": 1,
  "type": "component",
  "slug": "lbss5250y3t1g",
  "title": "LBSS5250Y3T1G",
  "brief": "LRC Bipolar (BJT), SOT-89. Pinout cross-checked by two models against the datasheet, KiCad symbol/footprint/3D.",
  "version": "0.1.0",
  "license": "CC-BY-SA-4.0",
  "tags": [
    "component",
    "transistors-thyristors",
    "lbss5250y3t1g",
    "factory-2.0.0",
    "extractor-text"
  ],
  "component": {
    "mpn": "LBSS5250Y3T1G",
    "manufacturer": "LRC",
    "package": "SOT-89",
    "pin_count": 3,
    "category": "Transistors/Thyristors",
    "subcategory": "Bipolar (BJT)",
    "datasheet": "https://datasheet.lcsc.com/datasheet/pdf/8ad9bef080c7fbb16662e744764c462c.pdf",
    "parts": {
      "symbol": "lbss5250y3t1g.kicad_sym",
      "footprint": "lbss5250y3t1g.kicad_mod",
      "model_3d": "lbss5250y3t1g-hero.glb",
      "model_3d_plain": "lbss5250y3t1g-etched.glb",
      "model_3d_step": "lbss5250y3t1g-etched.step",
      "model_3d_step_plain": "lbss5250y3t1g.step",
      "lbr": "lbss5250y3t1g.lbr"
    },
    "distributor_links": {
      "lcsc": "C5273344"
    },
    "distributor_check": {
      "checked_at": "2026-10-22T11:26:28Z",
      "source": "Component Ocean /api/assign-pns",
      "digikey": {
        "pn": null,
        "status": "no match"
      },
      "mouser": {
        "pn": null,
        "status": "no match"
      }
    },
    "pins": [
      {
        "number": "1",
        "name": "B",
        "type": "input",
        "description": "Base of the PNP transistor; the emitter-base voltage VEBO is limited to -6 V."
      },
      {
        "number": "2",
        "name": "C",
        "type": "passive",
        "description": "Collector of the PNP transistor, rated VCEO -50 V, VCBO -50 V and IC -2 A continuous (-4 A pulsed)."
      },
      {
        "number": "3",
        "name": "E",
        "type": "passive",
        "description": "Emitter of the PNP transistor, shown with the arrow pointing toward the base in the symbol."
      }
    ],
    "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: Pin names B/C/E are taken from the transistor symbol on page 1, where pin 1 connects to the base, pi",
          "vision extraction: provenance cannot be text-verified; needs consensus"
        ],
        "pages_sent": 6,
        "cost_usd": 0.2149,
        "at": "2026-10-22T11:25:13"
      },
      "datasheet": {
        "url": "https://datasheet.lcsc.com/datasheet/pdf/8ad9bef080c7fbb16662e744764c462c.pdf",
        "pages": 6,
        "sha256": "09809e06adc6c79a",
        "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": "lbss5250y3t1g.step",
        "role": "plain",
        "up": "Z",
        "units": "mm",
        "origin": "footprint origin = pad-pattern centre",
        "seat": "z = 0",
        "extents_mm": [
          4,
          4.5,
          1.52
        ],
        "zmin_mm": 0,
        "centre_offset_mm": 0.05,
        "footprint_binding": "identity",
        "sha256": "844c0bb504d0c383535d9845c6376fe7a4053241a2ede8d8ef694df3fcfc37c8",
        "checked": "2026-10-22",
        "checked_by": "factory/step_pose.py (Z-up, origin, seat, binding)"
      },
      {
        "file": "lbss5250y3t1g-etched.step",
        "role": "eda",
        "up": "Z",
        "units": "mm",
        "origin": "footprint origin = pad-pattern centre",
        "seat": "z = 0",
        "extents_mm": [
          4,
          4.5,
          1.52
        ],
        "zmin_mm": 0,
        "centre_offset_mm": 0.05,
        "footprint_binding": "identity",
        "sha256": "0f1a2fee84200142aa2b3c98f888f402e51b12881d8526210a90eaab4957bd49",
        "checked": "2026-10-22",
        "checked_by": "factory/step_pose.py (Z-up, origin, seat, binding)"
      }
    ]
  },
  "metadata": {
    "specs": {
      "Manufacturer": "LRC",
      "Package": "SOT-89",
      "Category": "Transistors/Thyristors",
      "Pins": "3"
    },
    "characteristics": {
      "version": 1,
      "source": "datasheet",
      "datasheet_sha256": "09809e06adc6c79ada11e49fe9fb951200b9145008786baf0aec17d2aff7bc75",
      "rows": [
        {
          "name": "Collector-emitter breakdown voltage",
          "symbol": "BVCEO",
          "kind": "electrical",
          "unit": "V",
          "min": -50,
          "typ": null,
          "max": null,
          "conditions": "IC = -1mA",
          "source_page": 2,
          "source": "datasheet"
        },
        {
          "name": "Collector-base breakdown voltage",
          "symbol": "BVCBO",
          "kind": "electrical",
          "unit": "V",
          "min": -50,
          "typ": null,
          "max": null,
          "conditions": "IC = -100μA",
          "source_page": 2,
          "source": "datasheet"
        },
        {
          "name": "Emitter-base breakdown voltage",
          "symbol": "BVEBO",
          "kind": "electrical",
          "unit": "V",
          "min": -6,
          "typ": null,
          "max": null,
          "conditions": "IE = -100μA",
          "source_page": 2,
          "source": "datasheet"
        },
        {
          "name": "Collector Cutoff Current",
          "symbol": "ICBO",
          "kind": "electrical",
          "unit": "µA",
          "min": null,
          "typ": null,
          "max": -1,
          "conditions": "VCB = -50V, IE = 0",
          "source_page": 2,
          "source": "datasheet"
        },
        {
          "name": "Emitter Cut-off Current",
          "symbol": "IEBO",
          "kind": "electrical",
          "unit": "µA",
          "min": null,
          "typ": null,
          "max": -1,
          "conditions": "VEB = -4V, IC = 0",
          "source_page": 2,
          "source": "datasheet"
        },
        {
          "name": "Collector-Emitter cutoff Current",
          "symbol": "ICEO",
          "kind": "electrical",
          "unit": "μA",
          "min": null,
          "typ": null,
          "max": -10,
          "conditions": "VCE -50V, IB=0",
          "source_page": 2,
          "source": "datasheet"
        },
        {
          "name": "DC Current Gain",
          "symbol": "HFE",
          "kind": "electrical",
          "unit": "",
          "min": 180,
          "typ": null,
          "max": 450,
          "conditions": "VCE = -2V, IC = -50mA",
          "source_page": 2,
          "source": "datasheet"
        },
        {
          "name": "Collector-Emitter Saturation Voltage",
          "symbol": "VCE(sat)",
          "kind": "electrical",
          "unit": "mV",
          "min": null,
          "typ": -200,
          "max": -400,
          "conditions": "IC = -700mA, IB = -35mA",
          "source_page": 2,
          "source": "datasheet"
        },
        {
          "name": "Transition Frequency",
          "symbol": "fT",
          "kind": "electrical",
          "unit": "MHz",
          "min": null,
          "typ": 320,
          "max": null,
          "conditions": "VCE =-10V, IE =300mA, f=100MHz",
          "source_page": 2,
          "source": "datasheet"
        },
        {
          "name": "Collector Output Capacitance",
          "symbol": "Cob",
          "kind": "electrical",
          "unit": "pF",
          "min": null,
          "typ": 22,
          "max": null,
          "conditions": "VCB =-10V, IE =0A, f=1MHz",
          "source_page": 2,
          "source": "datasheet"
        },
        {
          "name": "Collector–Base Voltage",
          "symbol": "VCBO",
          "kind": "absolute_maximum",
          "unit": "V",
          "min": null,
          "typ": null,
          "max": -50,
          "conditions": "Ta = 25ºC",
          "source_page": 1,
          "source": "datasheet"
        },
        {
          "name": "Collector–Emitter Voltage",
          "symbol": "VCEO",
          "kind": "absolute_maximum",
          "unit": "V",
          "min": null,
          "typ": null,
          "max": -50,
          "conditions": "Ta = 25ºC",
          "source_page": 1,
          "source": "datasheet"
        },
        {
          "name": "Emitter–Base Voltage",
          "symbol": "VEBO",
          "kind": "absolute_maximum",
          "unit": "V",
          "min": null,
          "typ": null,
          "max": -6,
          "conditions": "Ta = 25ºC",
          "source_page": 1,
          "source": "datasheet"
        },
        {
          "name": "Collector Current",
          "symbol": "IC",
          "kind": "absolute_maximum",
          "unit": "A",
          "min": null,
          "typ": null,
          "max": -2,
          "conditions": "Ta = 25ºC",
          "source_page": 1,
          "source": "datasheet"
        },
        {
          "name": "Collector Current (Pulse)",
          "symbol": "ICP",
          "kind": "absolute_maximum",
          "unit": "A",
          "min": null,
          "typ": null,
          "max": -4,
          "conditions": "Ta = 25ºC",
          "source_page": 1,
          "source": "datasheet"
        },
        {
          "name": "Junction and Storage temperature",
          "symbol": "TJ,Tstg",
          "kind": "absolute_maximum",
          "unit": "ºC",
          "min": -55,
          "typ": null,
          "max": 150,
          "conditions": "",
          "source_page": 1,
          "source": "datasheet"
        },
        {
          "name": "Total Device Dissipation",
          "symbol": "PD",
          "kind": "thermal",
          "unit": "mW",
          "min": null,
          "typ": null,
          "max": 550,
          "conditions": "FR−4 Board (Note 1) @ TA = 25ºC",
          "source_page": 1,
          "source": "datasheet"
        },
        {
          "name": "Derate above 25ºC",
          "symbol": "",
          "kind": "thermal",
          "unit": "mW/ºC",
          "min": null,
          "typ": null,
          "max": 4.4,
          "conditions": "FR−4 Board (Note 1)",
          "source_page": 1,
          "source": "datasheet"
        },
        {
          "name": "Thermal Resistance, Junction–to–Ambient",
          "symbol": "RΘJA",
          "kind": "thermal",
          "unit": "ºC/W",
          "min": null,
          "typ": null,
          "max": 225,
          "conditions": "",
          "source_page": 1,
          "source": "datasheet"
        }
      ]
    }
  },
  "variants": [],
  "sections": [
    "hero",
    "viewers",
    "readme",
    "breadcrumbs",
    "info"
  ],
  "discovery_triggers": [
    "lbss5250y3t1g"
  ],
  "discovery_pitch": "LBSS5250Y3T1G (LRC) component page: datasheet pinout, KiCad symbol, footprint and 3D.",
  "author": {
    "name": "Ray",
    "email": "[email protected]"
  },
  "dependencies": {},
  "hero": {
    "type": "image",
    "path": "docs/hero.png"
  },
  "files": [
    "page.json",
    "README.md",
    "lbss5250y3t1g.kicad_sym",
    "lbss5250y3t1g.kicad_mod",
    "lbss5250y3t1g.glb",
    "lbss5250y3t1g.step",
    "lbss5250y3t1g.lbr",
    "docs/hero.png",
    "docs/lbss5250y3t1g-datasheet.pdf",
    "viewers/symbol.html",
    "viewers/footprint.html",
    "lbss5250y3t1g-hero.glb",
    "lbss5250y3t1g-hero.overlay.json",
    "lbss5250y3t1g-etched.glb"
  ],
  "visibility": {
    "public": true
  }
}