main
Ray Set visibility: public d08451e 16d ago
{
  "schema_version": 1,
  "type": "component",
  "slug": "tf2305b",
  "title": "TF2305B",
  "brief": "TF 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",
    "triode-mos tube-transistor",
    "tf2305b",
    "factory-2.0.0",
    "extractor-text"
  ],
  "component": {
    "mpn": "TF2305B",
    "manufacturer": "TF",
    "package": "SOT-23",
    "pin_count": 3,
    "category": "Triode/MOS Tube/Transistor",
    "subcategory": "MOSFETs",
    "datasheet": "https://jlcpcb.com/api/file/downloadByFileSystemAccessId/8588912168117424128",
    "parts": {
      "symbol": "tf2305b.kicad_sym",
      "footprint": "tf2305b.kicad_mod",
      "model_3d": "tf2305b-hero.glb",
      "model_3d_plain": "tf2305b-etched.glb",
      "model_3d_step": "tf2305b-etched.step",
      "model_3d_step_plain": "tf2305b.step",
      "lbr": "tf2305b.lbr"
    },
    "distributor_links": {
      "lcsc": "C436851"
    },
    "distributor_check": {
      "checked_at": "2026-10-17T16:47:39Z",
      "source": "Component Ocean /api/assign-pns",
      "digikey": {
        "pn": null,
        "status": "quota"
      },
      "mouser": {
        "pn": null,
        "status": "quota"
      }
    },
    "pins": [
      {
        "number": "1",
        "name": "GATE",
        "type": "input",
        "description": "Gate terminal of the P-channel MOSFET, with gate-source voltage rated at ±12 V (VGS)."
      },
      {
        "number": "2",
        "name": "SOURCE",
        "type": "passive",
        "description": "Source terminal of the P-channel MOSFET, with continuous source-drain diode current rated at -1.4 A (IS)."
      },
      {
        "number": "3",
        "name": "DRAIN",
        "type": "passive",
        "description": "Drain terminal of the P-channel MOSFET, with drain-source voltage rated at -16 V (VDS) and continuous drain current rated at -4.0 A (ID)."
      }
    ],
    "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 gives the pin names (1.GATE, 2.SOURCE, 3.DRAIN) and the SOT-23 pin numbering, but does; The pin descriptions combine the pin function with the absolute maximum ratings from page 1 (VGS ±12"
        ],
        "pages_sent": 6,
        "cost_usd": 0.0267,
        "at": "2026-10-17T16:44:48"
      },
      "datasheet": {
        "url": "https://jlcpcb.com/api/file/downloadByFileSystemAccessId/8588912168117424128",
        "pages": 6,
        "sha256": "0268cea46722163c",
        "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": "tf2305b.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": "2026-10-17",
        "checked_by": "factory/step_pose.py (Z-up, origin, seat, binding)"
      },
      {
        "file": "tf2305b-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": "a09158370ffaacaf3ece55f6913340c1205a2f67cf8084ff1bfb03c30d4bde76",
        "checked": "2026-10-17",
        "checked_by": "factory/step_pose.py (Z-up, origin, seat, binding)"
      }
    ]
  },
  "metadata": {
    "specs": {
      "Manufacturer": "TF",
      "Package": "SOT-23",
      "Category": "Triode/MOS Tube/Transistor",
      "Pins": "3"
    },
    "characteristics": {
      "version": 1,
      "source": "datasheet",
      "datasheet_sha256": "0268cea46722163cc38388c5fbe10e84a55bb7357b14cef66088610b6995a4cb",
      "rows": [
        {
          "name": "Drain-source breakdown voltage",
          "symbol": "V(BR)DSS",
          "kind": "electrical",
          "unit": "V",
          "min": -16,
          "typ": null,
          "max": null,
          "conditions": "VGS = 0V, ID =-250µA",
          "source_page": 2,
          "source": "datasheet"
        },
        {
          "name": "Gate-source threshold voltage",
          "symbol": "VGS(th)",
          "kind": "electrical",
          "unit": "V",
          "min": -0.5,
          "typ": -0.7,
          "max": -1,
          "conditions": "VDS =VGS, ID =-250µA",
          "source_page": 2,
          "source": "datasheet"
        },
        {
          "name": "Gate-source leakage",
          "symbol": "IGSS",
          "kind": "electrical",
          "unit": "nA",
          "min": -100,
          "typ": null,
          "max": 100,
          "conditions": "VDS =0V, VGS =±10V",
          "source_page": 2,
          "source": "datasheet"
        },
        {
          "name": "Zero gate voltage drain current",
          "symbol": "IDSS",
          "kind": "electrical",
          "unit": "µA",
          "min": null,
          "typ": null,
          "max": -1,
          "conditions": "VDS =-15V, VGS =0V",
          "source_page": 2,
          "source": "datasheet"
        },
        {
          "name": "Drain-source on-state resistance",
          "symbol": "RDS(on)",
          "kind": "electrical",
          "unit": "Ω",
          "min": null,
          "typ": 0.045,
          "max": 0.05,
          "conditions": "VGS =-4.5V, ID =-4.0A",
          "source_page": 2,
          "source": "datasheet"
        },
        {
          "name": "Drain-source on-state resistance",
          "symbol": "RDS(on)",
          "kind": "electrical",
          "unit": "Ω",
          "min": null,
          "typ": 0.075,
          "max": 0.08,
          "conditions": "VGS =-2.5V, ID =-3.0A",
          "source_page": 2,
          "source": "datasheet"
        },
        {
          "name": "Forward transconductance",
          "symbol": "gfs",
          "kind": "electrical",
          "unit": "S",
          "min": 5,
          "typ": null,
          "max": null,
          "conditions": "VDS =-5V, ID =-2.0A",
          "source_page": 2,
          "source": "datasheet"
        },
        {
          "name": "Continuous source-drain diode current",
          "symbol": "IS",
          "kind": "electrical",
          "unit": "A",
          "min": null,
          "typ": null,
          "max": -1.4,
          "conditions": "TC=25℃",
          "source_page": 2,
          "source": "datasheet"
        },
        {
          "name": "Pulse diode forward current",
          "symbol": "ISM",
          "kind": "electrical",
          "unit": "A",
          "min": null,
          "typ": null,
          "max": -10,
          "conditions": "Pulse Width < 300µs, Duty Cycle ≤2%",
          "source_page": 2,
          "source": "datasheet"
        },
        {
          "name": "Body diode voltage",
          "symbol": "VSD",
          "kind": "electrical",
          "unit": "V",
          "min": null,
          "typ": -0.8,
          "max": -1.2,
          "conditions": "IS=-3.0A",
          "source_page": 2,
          "source": "datasheet"
        },
        {
          "name": "Drain-Source Voltage",
          "symbol": "VDS",
          "kind": "absolute_maximum",
          "unit": "V",
          "min": null,
          "typ": null,
          "max": -16,
          "conditions": "",
          "source_page": 1,
          "source": "datasheet"
        },
        {
          "name": "Gate-Source Voltage",
          "symbol": "VGS",
          "kind": "absolute_maximum",
          "unit": "V",
          "min": -12,
          "typ": null,
          "max": 12,
          "conditions": "",
          "source_page": 1,
          "source": "datasheet"
        },
        {
          "name": "Continuous Drain Current",
          "symbol": "ID",
          "kind": "absolute_maximum",
          "unit": "A",
          "min": null,
          "typ": null,
          "max": -4,
          "conditions": "",
          "source_page": 1,
          "source": "datasheet"
        },
        {
          "name": "Pulsed Drain Current",
          "symbol": "IDM",
          "kind": "absolute_maximum",
          "unit": "A",
          "min": null,
          "typ": null,
          "max": -15,
          "conditions": "",
          "source_page": 1,
          "source": "datasheet"
        },
        {
          "name": "Continuous Source-Drain Diode Current",
          "symbol": "IS",
          "kind": "absolute_maximum",
          "unit": "A",
          "min": null,
          "typ": null,
          "max": -1.4,
          "conditions": "",
          "source_page": 1,
          "source": "datasheet"
        },
        {
          "name": "Maximum Power Dissipation",
          "symbol": "PD",
          "kind": "absolute_maximum",
          "unit": "W",
          "min": null,
          "typ": null,
          "max": 1,
          "conditions": "",
          "source_page": 1,
          "source": "datasheet"
        },
        {
          "name": "Junction Temperature",
          "symbol": "TJ",
          "kind": "absolute_maximum",
          "unit": "℃",
          "min": null,
          "typ": null,
          "max": 150,
          "conditions": "",
          "source_page": 1,
          "source": "datasheet"
        },
        {
          "name": "Storage Temperature",
          "symbol": "Tstg",
          "kind": "absolute_maximum",
          "unit": "℃",
          "min": -55,
          "typ": null,
          "max": 150,
          "conditions": "",
          "source_page": 1,
          "source": "datasheet"
        },
        {
          "name": "Thermal Resistance from Junction to Ambient",
          "symbol": "RθJA",
          "kind": "thermal",
          "unit": "℃/W",
          "min": null,
          "typ": null,
          "max": 125,
          "conditions": "t ≤5s",
          "source_page": 1,
          "source": "datasheet"
        }
      ]
    }
  },
  "variants": [],
  "sections": [
    "hero",
    "viewers",
    "readme",
    "breadcrumbs",
    "info"
  ],
  "discovery_triggers": [
    "tf2305b"
  ],
  "discovery_pitch": "TF2305B (TF) 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",
    "tf2305b.kicad_sym",
    "tf2305b.kicad_mod",
    "tf2305b.glb",
    "tf2305b.step",
    "tf2305b.lbr",
    "docs/hero.png",
    "docs/tf2305b-datasheet.pdf",
    "viewers/symbol.html",
    "viewers/footprint.html",
    "tf2305b-hero.glb",
    "tf2305b-hero.overlay.json",
    "tf2305b-etched.glb"
  ],
  "visibility": {
    "public": true
  }
}