LBSS139LT1G

{
  "schema_version": 1,
  "type": "component",
  "slug": "lbss139lt1g",
  "title": "LBSS139LT1G",
  "brief": "LRC MOSFETs, SOT-23. 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",
    "lbss139lt1g",
    "factory-2.0.0",
    "extractor-text"
  ],
  "component": {
    "mpn": "LBSS139LT1G",
    "manufacturer": "LRC",
    "package": "SOT-23",
    "pin_count": 3,
    "category": "Transistors/Thyristors",
    "subcategory": "MOSFETs",
    "datasheet": "https://jlcpcb.com/api/file/downloadByFileSystemAccessId/8588884465108467712",
    "parts": {
      "symbol": "lbss139lt1g.kicad_sym",
      "footprint": "lbss139lt1g.kicad_mod",
      "model_3d": "lbss139lt1g-hero.glb",
      "model_3d_plain": "lbss139lt1g.glb",
      "model_3d_step": "lbss139lt1g-etched.step",
      "model_3d_step_plain": "lbss139lt1g.step",
      "lbr": "lbss139lt1g.lbr"
    },
    "distributor_links": {
      "lcsc": "C383203"
    },
    "distributor_check": {
      "checked_at": "2026-10-09T11:20:03Z",
      "source": "Component Ocean /api/assign-pns",
      "digikey": {
        "pn": null,
        "status": "no match"
      },
      "mouser": {
        "pn": null,
        "status": "no match"
      }
    },
    "pins": [
      {
        "number": "1",
        "name": "Gate",
        "type": "input",
        "description": "Gate terminal with ESD protection to 1500V; gate-to-source voltage limited to ±20 Vdc continuous, with threshold VGS(th) of 0.5V to 1.5V."
      },
      {
        "number": "2",
        "name": "Source",
        "type": "passive",
        "description": "Source terminal of the N-channel MOSFET; continuous drain current is 200 mAdc (800 mAdc pulsed) at TA = 25°C."
      },
      {
        "number": "3",
        "name": "Drain",
        "type": "passive",
        "description": "Drain terminal of the N-channel MOSFET; drain-source voltage is limited to 50 Vdc."
      }
    ],
    "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": [
          "vision extraction: provenance cannot be text-verified; needs consensus"
        ],
        "pages_sent": 7,
        "cost_usd": 0.242,
        "at": "2026-10-09T11:19:07"
      },
      "datasheet": {
        "url": "https://jlcpcb.com/api/file/downloadByFileSystemAccessId/8588884465108467712",
        "pages": 7,
        "sha256": "b3d99d6c4802318f",
        "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": "lbss139lt1g.step",
        "role": "plain",
        "up": "Z",
        "units": "mm",
        "origin": "footprint origin = pad-pattern centre",
        "seat": "z = 0",
        "extents_mm": [
          2.5,
          3,
          1.2
        ],
        "zmin_mm": 0,
        "centre_offset_mm": 0,
        "footprint_binding": "identity",
        "sha256": "dd5d1711204e1d8d26cd11490923bd84340820baa69538c385a4300ec2539bc0",
        "checked": "2026-10-09",
        "checked_by": "factory/step_pose.py (Z-up, origin, seat, binding)"
      },
      {
        "file": "lbss139lt1g-etched.step",
        "role": "eda",
        "up": "Z",
        "units": "mm",
        "origin": "footprint origin = pad-pattern centre",
        "seat": "z = 0",
        "extents_mm": [
          2.5,
          3,
          1.2
        ],
        "zmin_mm": 0,
        "centre_offset_mm": 0,
        "footprint_binding": "identity",
        "sha256": "90513133403faf9ec7ddecc818db356e5fe2e57043411b49ff4a482fc4335abf",
        "checked": "2026-10-09",
        "checked_by": "factory/step_pose.py (Z-up, origin, seat, binding)"
      }
    ]
  },
  "metadata": {
    "specs": {
      "Manufacturer": "LRC",
      "Package": "SOT-23",
      "Category": "Transistors/Thyristors",
      "Pins": "3"
    },
    "characteristics": {
      "version": 1,
      "source": "datasheet",
      "datasheet_sha256": "b3d99d6c4802318f",
      "rows": [
        {
          "name": "Drain–Source Breakdown Voltage",
          "symbol": "VBRDSS",
          "kind": "electrical",
          "unit": "Vdc",
          "min": 50,
          "typ": null,
          "max": null,
          "conditions": "VGS = 0, ID = 250 μAdc",
          "source_page": 2,
          "source": "datasheet"
        },
        {
          "name": "Gate Threshold Voltage",
          "symbol": "VGS(th)",
          "kind": "electrical",
          "unit": "Vdc",
          "min": 0.5,
          "typ": null,
          "max": 1.5,
          "conditions": "VDS = VGS, ID = 1.0 mAdc",
          "source_page": 2,
          "source": "datasheet"
        },
        {
          "name": "Zero Gate Voltage Drain Current",
          "symbol": "IDSS",
          "kind": "electrical",
          "unit": "μAdc",
          "min": null,
          "typ": null,
          "max": 0.1,
          "conditions": "VGS = 0, VDS = 25 Vdc",
          "source_page": 2,
          "source": "datasheet"
        },
        {
          "name": "Zero Gate Voltage Drain Current",
          "symbol": "IDSS",
          "kind": "electrical",
          "unit": "μAdc",
          "min": null,
          "typ": null,
          "max": 0.5,
          "conditions": "VGS = 0, VDS = 50 Vdc",
          "source_page": 2,
          "source": "datasheet"
        },
        {
          "name": "Gate–Body Leakage Current, Forward",
          "symbol": "IGSSF",
          "kind": "electrical",
          "unit": "μAdc",
          "min": null,
          "typ": null,
          "max": 10,
          "conditions": "VGS = 20 Vdc",
          "source_page": 2,
          "source": "datasheet"
        },
        {
          "name": "Gate–Body Leakage Current, Reverse",
          "symbol": "IGSSR",
          "kind": "electrical",
          "unit": "μAdc",
          "min": null,
          "typ": null,
          "max": -10,
          "conditions": "VGS = -20 Vdc",
          "source_page": 2,
          "source": "datasheet"
        },
        {
          "name": "Static Drain–Source On–State Resistance",
          "symbol": "RDS(on)",
          "kind": "electrical",
          "unit": "Ohms",
          "min": null,
          "typ": null,
          "max": 10,
          "conditions": "VGS = 2.75 Vdc, ID < 200 mAdc, TA = –40°C to +85°C",
          "source_page": 2,
          "source": "datasheet"
        },
        {
          "name": "Forward Transconductance",
          "symbol": "gfs",
          "kind": "electrical",
          "unit": "mS",
          "min": 100,
          "typ": null,
          "max": null,
          "conditions": "VDS = 25 Vdc, ID = 200 mAdc, f = 1.0 kHz",
          "source_page": 2,
          "source": "datasheet"
        },
        {
          "name": "Gate–Source Voltage – Continuous",
          "symbol": "VGS",
          "kind": "absolute_maximum",
          "unit": "Vdc",
          "min": -20,
          "typ": null,
          "max": 20,
          "conditions": "Continuous",
          "source_page": 1,
          "source": "datasheet"
        },
        {
          "name": "Drain–Source Voltage",
          "symbol": "VDSS",
          "kind": "absolute_maximum",
          "unit": "Vdc",
          "min": null,
          "typ": null,
          "max": 50,
          "conditions": "",
          "source_page": 1,
          "source": "datasheet"
        },
        {
          "name": "Drain Current – Continuous",
          "symbol": "ID",
          "kind": "absolute_maximum",
          "unit": "mAdc",
          "min": null,
          "typ": null,
          "max": 200,
          "conditions": "TA = 25°C",
          "source_page": 1,
          "source": "datasheet"
        },
        {
          "name": "Drain Current – Pulsed",
          "symbol": "IDM",
          "kind": "absolute_maximum",
          "unit": "mAdc",
          "min": null,
          "typ": null,
          "max": 800,
          "conditions": "tp ≤ 10 μs",
          "source_page": 1,
          "source": "datasheet"
        },
        {
          "name": "Total Device Dissipation, FR-4 Board",
          "symbol": "PD",
          "kind": "thermal",
          "unit": "mW",
          "min": null,
          "typ": null,
          "max": 225,
          "conditions": "FR-4 board (Note 1), TA = 25°C",
          "source_page": 1,
          "source": "datasheet"
        },
        {
          "name": "Thermal Resistance, Junction–to–Ambient",
          "symbol": "RΘJA",
          "kind": "thermal",
          "unit": "°C/W",
          "min": null,
          "typ": 556,
          "max": null,
          "conditions": "FR-4 board (Note 1)",
          "source_page": 1,
          "source": "datasheet"
        },
        {
          "name": "Junction and Storage Temperature",
          "symbol": "TJ,Tstg",
          "kind": "absolute_maximum",
          "unit": "°C",
          "min": -55,
          "typ": null,
          "max": 150,
          "conditions": "",
          "source_page": 1,
          "source": "datasheet"
        },
        {
          "name": "Maximum Lead Temperature for Soldering Purposes",
          "symbol": "TL",
          "kind": "absolute_maximum",
          "unit": "°C",
          "min": null,
          "typ": null,
          "max": 260,
          "conditions": "10 seconds",
          "source_page": 1,
          "source": "datasheet"
        }
      ]
    }
  },
  "variants": [],
  "sections": [
    "hero",
    "viewers",
    "readme",
    "breadcrumbs",
    "info"
  ],
  "discovery_triggers": [
    "lbss139lt1g"
  ],
  "discovery_pitch": "LBSS139LT1G (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",
    "lbss139lt1g.kicad_sym",
    "lbss139lt1g.kicad_mod",
    "lbss139lt1g.glb",
    "lbss139lt1g.step",
    "lbss139lt1g.lbr",
    "docs/hero.png",
    "docs/lbss139lt1g-datasheet.pdf",
    "viewers/symbol.html",
    "viewers/footprint.html",
    "lbss139lt1g-hero.glb",
    "lbss139lt1g-hero.overlay.json"
  ],
  "visibility": {
    "public": true
  }
}