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Ray Set visibility: public d572ed6 3d ago
{
  "schema_version": 1,
  "type": "component",
  "slug": "2sk208-r",
  "title": "2SK208-R",
  "brief": "TOSHIBA JFETs, TO-236-3(SOT-23-3). 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",
    "2sk208-r",
    "factory-2.0.0",
    "extractor-text"
  ],
  "component": {
    "mpn": "2SK208-R",
    "manufacturer": "TOSHIBA",
    "package": "TO-236-3(SOT-23-3)",
    "pin_count": 3,
    "category": "Triode/MOS Tube/Transistor",
    "subcategory": "JFETs",
    "datasheet": "https://datasheet.lcsc.com/datasheet/pdf/74ffded6cda20e17786d5f17a492031d.pdf",
    "parts": {
      "symbol": "2sk208-r.kicad_sym",
      "footprint": "2sk208-r.kicad_mod",
      "model_3d": "2sk208-r-hero.glb",
      "model_3d_plain": "2sk208-r-etched.glb",
      "model_3d_step": "2sk208-r-etched.step",
      "model_3d_step_plain": "2sk208-r.step",
      "lbr": "2sk208-r.lbr"
    },
    "distributor_links": {
      "lcsc": "C17471045"
    },
    "distributor_check": {
      "checked_at": "2026-10-22T14:19:51Z",
      "source": "Component Ocean /api/assign-pns",
      "digikey": {
        "pn": null,
        "status": "no match"
      },
      "mouser": {
        "pn": null,
        "status": "no match"
      }
    },
    "pins": [
      {
        "number": "1",
        "name": "SOURCE",
        "type": "passive",
        "description": "Source terminal of the N-channel junction FET."
      },
      {
        "number": "2",
        "name": "DRAIN",
        "type": "passive",
        "description": "Drain terminal of the N-channel junction FET; IDSS is 0.3 to 6.5 mA at VDS = 10 V, VGS = 0."
      },
      {
        "number": "3",
        "name": "GATE",
        "type": "passive",
        "description": "Gate terminal; gate-drain voltage VGDS is -50 V, gate current IG max 10 mA, and IGSS is -1.0 nA max at VGS = -30 V."
      }
    ],
    "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: The package drawing shows S-MINI (JEDEC TO-236MOD, JEITA SC-59), not TO-236-3/SOT-23-3 exactly. The ",
          "vision extraction: provenance cannot be text-verified; needs consensus"
        ],
        "pages_sent": 4,
        "cost_usd": 0.1884,
        "at": "2026-10-22T14:17:22"
      },
      "datasheet": {
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        "pages": 4,
        "sha256": "84a99e5e3a8b07e4",
        "source_tier": "mfr"
      },
      "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"
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    "models_3d": [
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        "file": "2sk208-r.step",
        "role": "plain",
        "up": "Z",
        "units": "mm",
        "origin": "footprint origin = pad-pattern centre",
        "seat": "z = 0",
        "extents_mm": [
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          3,
          1.2
        ],
        "zmin_mm": 0,
        "centre_offset_mm": 0,
        "footprint_binding": "identity",
        "sha256": "dd5d1711204e1d8d26cd11490923bd84340820baa69538c385a4300ec2539bc0",
        "checked": "2026-10-22",
        "checked_by": "factory/step_pose.py (Z-up, origin, seat, binding)"
      },
      {
        "file": "2sk208-r-etched.step",
        "role": "eda",
        "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,
        "footprint_binding": "identity",
        "sha256": "dfd7057a460f43d345a63919df9f4a418b1f7a4713e12361af14f6fc58ff8972",
        "checked": "2026-10-22",
        "checked_by": "factory/step_pose.py (Z-up, origin, seat, binding)"
      }
    ]
  },
  "metadata": {
    "specs": {
      "Manufacturer": "TOSHIBA",
      "Package": "TO-236-3(SOT-23-3)",
      "Category": "Triode/MOS Tube/Transistor",
      "Pins": "3"
    },
    "characteristics": {
      "version": 1,
      "source": "datasheet",
      "datasheet_sha256": "84a99e5e3a8b07e4f134c89722c43c48cb24b1306a5289d7cbf332863efc60e8",
      "rows": [
        {
          "name": "Gate-drain voltage",
          "symbol": "VGDS",
          "kind": "absolute_maximum",
          "unit": "V",
          "min": null,
          "typ": null,
          "max": -50,
          "conditions": "Ta = 25°C",
          "source_page": 1,
          "source": "datasheet"
        },
        {
          "name": "Gate current",
          "symbol": "IG",
          "kind": "absolute_maximum",
          "unit": "mA",
          "min": null,
          "typ": null,
          "max": 10,
          "conditions": "Ta = 25°C",
          "source_page": 1,
          "source": "datasheet"
        },
        {
          "name": "Drain power dissipation",
          "symbol": "PD",
          "kind": "absolute_maximum",
          "unit": "mW",
          "min": null,
          "typ": null,
          "max": 100,
          "conditions": "Ta = 25°C",
          "source_page": 1,
          "source": "datasheet"
        },
        {
          "name": "Junction temperature",
          "symbol": "Tj",
          "kind": "absolute_maximum",
          "unit": "°C",
          "min": null,
          "typ": null,
          "max": 125,
          "conditions": "Ta = 25°C",
          "source_page": 1,
          "source": "datasheet"
        },
        {
          "name": "Storage temperature range",
          "symbol": "Tstg",
          "kind": "absolute_maximum",
          "unit": "°C",
          "min": -55,
          "typ": null,
          "max": 125,
          "conditions": "Ta = 25°C",
          "source_page": 1,
          "source": "datasheet"
        },
        {
          "name": "Gate cut-off current",
          "symbol": "IGSS",
          "kind": "electrical",
          "unit": "nA",
          "min": null,
          "typ": null,
          "max": -1,
          "conditions": "VGS = −30 V, VDS = 0",
          "source_page": 1,
          "source": "datasheet"
        },
        {
          "name": "Gate-drain breakdown voltage",
          "symbol": "V(BR)GDS",
          "kind": "electrical",
          "unit": "V",
          "min": -50,
          "typ": null,
          "max": null,
          "conditions": "VDS = 0, IG = −100 μA",
          "source_page": 1,
          "source": "datasheet"
        },
        {
          "name": "Drain current (R grade)",
          "symbol": "IDSS",
          "kind": "electrical",
          "unit": "mA",
          "min": 0.3,
          "typ": null,
          "max": 0.75,
          "conditions": "VDS = 10 V, VGS = 0; IDSS classification R",
          "source_page": 1,
          "source": "datasheet"
        },
        {
          "name": "Drain current (all grades)",
          "symbol": "IDSS",
          "kind": "electrical",
          "unit": "mA",
          "min": 0.3,
          "typ": null,
          "max": 6.5,
          "conditions": "VDS = 10 V, VGS = 0",
          "source_page": 1,
          "source": "datasheet"
        },
        {
          "name": "Gate-source cut-off voltage",
          "symbol": "VGS(OFF)",
          "kind": "electrical",
          "unit": "V",
          "min": -0.4,
          "typ": null,
          "max": -5,
          "conditions": "VDS = 10 V, ID = 0.1 μA",
          "source_page": 1,
          "source": "datasheet"
        },
        {
          "name": "Forward transfer admittance",
          "symbol": "|Yfs|",
          "kind": "electrical",
          "unit": "mS",
          "min": 1.2,
          "typ": null,
          "max": null,
          "conditions": "VDS = 10 V, VGS = 0, f = 1 kHz",
          "source_page": 1,
          "source": "datasheet"
        },
        {
          "name": "Input capacitance",
          "symbol": "Ciss",
          "kind": "electrical",
          "unit": "pF",
          "min": null,
          "typ": 8.2,
          "max": null,
          "conditions": "VDS = 10 V, VGS = 0, f = 1 MHz",
          "source_page": 1,
          "source": "datasheet"
        },
        {
          "name": "Reverse transfer capacitance",
          "symbol": "Crss",
          "kind": "electrical",
          "unit": "pF",
          "min": null,
          "typ": 2.6,
          "max": null,
          "conditions": "VGD = −10 V, ID = 0, f = 1 MHz",
          "source_page": 1,
          "source": "datasheet"
        },
        {
          "name": "Noise figure",
          "symbol": "NF",
          "kind": "electrical",
          "unit": "dB",
          "min": null,
          "typ": 0.5,
          "max": null,
          "conditions": "VDS = 15 V, VGS = 0, RG = 100 kΩ, f = 120 Hz",
          "source_page": 1,
          "source": "datasheet"
        }
      ]
    }
  },
  "variants": [],
  "sections": [
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    "readme",
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  "discovery_triggers": [
    "2sk208-r"
  ],
  "discovery_pitch": "2SK208-R (TOSHIBA) component page: datasheet pinout, KiCad symbol, footprint and 3D.",
  "author": {
    "name": "Ray",
    "email": "[email protected]"
  },
  "dependencies": {},
  "hero": {
    "type": "image",
    "path": "docs/hero.png"
  },
  "files": [
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    "2sk208-r.step",
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    "docs/hero.png",
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    "viewers/symbol.html",
    "viewers/footprint.html",
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    "2sk208-r-hero.overlay.json",
    "2sk208-r-etched.glb"
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  "visibility": {
    "public": true
  }
}