main
Ray Set visibility: public 05b0984 7d ago
{
  "schema_version": 1,
  "type": "component",
  "slug": "wsr20n20",
  "title": "WSR20N20",
  "brief": "Winsok Semicon MOSFETs, TO-220. 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",
    "wsr20n20",
    "factory-2.0.0",
    "extractor-text"
  ],
  "component": {
    "mpn": "WSR20N20",
    "manufacturer": "Winsok Semicon",
    "package": "TO-220",
    "pin_count": 3,
    "category": "Triode/MOS Tube/Transistor",
    "subcategory": "MOSFETs",
    "datasheet": "https://datasheet.lcsc.com/datasheet/pdf/35772b11c973ebffb105629fe9691221.pdf",
    "parts": {
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      "footprint": "wsr20n20.kicad_mod",
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      "model_3d_plain": "wsr20n20-etched.glb",
      "model_3d_step": "wsr20n20-etched.step",
      "model_3d_step_plain": "wsr20n20.step",
      "lbr": "wsr20n20.lbr"
    },
    "distributor_links": {
      "lcsc": "C3015215"
    },
    "distributor_check": {
      "checked_at": "2026-10-30T22:12:48Z",
      "source": "Component Ocean /api/assign-pns",
      "digikey": {
        "pn": null,
        "status": "no match"
      },
      "mouser": {
        "pn": null,
        "status": "no match"
      }
    },
    "pins": [
      {
        "number": "1",
        "name": "G",
        "type": "input",
        "description": "Gate; gate-source voltage is rated at ±20 V maximum, with a threshold of 2.0 V min to 4.0 V max at ID=250uA."
      },
      {
        "number": "2",
        "name": "D",
        "type": "passive",
        "description": "Drain, connected to the mounting tab; drain-source voltage is rated at 200 V and continuous drain current at 20 A (TC=25℃)."
      },
      {
        "number": "3",
        "name": "S",
        "type": "passive",
        "description": "Source; continuous body-diode source current is 18 A and pulsed source current is 72 A."
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    "provenance": {
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        "primary_mode": "text+vision",
        "consensus_model": "claude-opus-5-5",
        "consensus": "agreed",
        "guards": "pin_guards 0.1: passed",
        "guard_notes": [
          "extractor flagged: The pin configuration drawing on page 1 is titled 'TO-220F', but the package drawing on page 5 is ti; The datasheet does not print pin numbers. The drawing labels the leads G, D, S from left to right, v",
          "vision extraction: provenance cannot be text-verified; needs consensus"
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        "at": "2026-10-30T22:12:39"
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        "pages": 6,
        "sha256": "43d1d5fad5ffc63e",
        "source_tier": "lcsc"
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      "cad": "KiCad official (CC-BY-SA 4.0)",
      "pins": {
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        "described": 3,
        "cites_pages": true,
        "refuses_to_fabricate": true
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        "role": "plain",
        "up": "Z",
        "units": "mm",
        "origin": "footprint origin = pad-pattern centre",
        "seat": "body on z = 0, through-hole leads below",
        "extents_mm": [
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          4.455,
          28.525
        ],
        "zmin_mm": -9.75,
        "centre_offset_mm": 0.932,
        "footprint_binding": "identity",
        "sha256": "7cb065d935df5771f0ba6e48ddd180863a121af76483dad7f18e667a7b68204a",
        "checked": "2026-10-30",
        "checked_by": "factory/step_pose.py (Z-up, origin, seat, binding)"
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      }
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  },
  "metadata": {
    "specs": {
      "Manufacturer": "Winsok Semicon",
      "Package": "TO-220",
      "Category": "Triode/MOS Tube/Transistor",
      "Pins": "3"
    },
    "characteristics": {
      "version": 1,
      "source": "datasheet",
      "datasheet_sha256": "43d1d5fad5ffc63efff2450131d8aae12356eab01e3221015cecc47332d73959",
      "rows": [
        {
          "name": "Drain-Source Voltage",
          "symbol": "VDS",
          "kind": "absolute_maximum",
          "unit": "V",
          "min": null,
          "typ": null,
          "max": 200,
          "conditions": "",
          "source_page": 1,
          "source": "datasheet"
        },
        {
          "name": "Gate-Source Voltage",
          "symbol": "VGS",
          "kind": "absolute_maximum",
          "unit": "V",
          "min": -20,
          "typ": null,
          "max": 20,
          "conditions": "",
          "source_page": 1,
          "source": "datasheet"
        },
        {
          "name": "Continuous Drain Current",
          "symbol": "ID",
          "kind": "absolute_maximum",
          "unit": "A",
          "min": null,
          "typ": null,
          "max": 20,
          "conditions": "TC=25℃, VGS @ 10V",
          "source_page": 1,
          "source": "datasheet"
        },
        {
          "name": "Continuous Drain Current",
          "symbol": "ID",
          "kind": "absolute_maximum",
          "unit": "A",
          "min": null,
          "typ": null,
          "max": 11,
          "conditions": "TC=100℃, VGS @ 10V",
          "source_page": 1,
          "source": "datasheet"
        },
        {
          "name": "Pulsed Drain Current",
          "symbol": "IDM",
          "kind": "absolute_maximum",
          "unit": "A",
          "min": null,
          "typ": null,
          "max": 72,
          "conditions": "",
          "source_page": 1,
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        },
        {
          "name": "Single Pulse Avalanche Energy",
          "symbol": "EAS",
          "kind": "absolute_maximum",
          "unit": "mJ",
          "min": null,
          "typ": null,
          "max": 340,
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        },
        {
          "name": "Total Power Dissipation",
          "symbol": "PD",
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          "unit": "W",
          "min": null,
          "typ": null,
          "max": 104,
          "conditions": "",
          "source_page": 1,
          "source": "datasheet"
        },
        {
          "name": "Storage Temperature Range",
          "symbol": "TSTG",
          "kind": "absolute_maximum",
          "unit": "℃",
          "min": -55,
          "typ": null,
          "max": 175,
          "conditions": "",
          "source_page": 1,
          "source": "datasheet"
        },
        {
          "name": "Operating Junction Temperature Range",
          "symbol": "TJ",
          "kind": "absolute_maximum",
          "unit": "℃",
          "min": -55,
          "typ": null,
          "max": 175,
          "conditions": "",
          "source_page": 1,
          "source": "datasheet"
        },
        {
          "name": "Thermal Resistance Junction-ambient",
          "symbol": "RθJA",
          "kind": "thermal",
          "unit": "℃/W",
          "min": null,
          "typ": null,
          "max": 62.5,
          "conditions": "",
          "source_page": 1,
          "source": "datasheet"
        },
        {
          "name": "Thermal Resistance Junction-Case",
          "symbol": "RθJC",
          "kind": "thermal",
          "unit": "℃/W",
          "min": null,
          "typ": null,
          "max": 1.2,
          "conditions": "",
          "source_page": 1,
          "source": "datasheet"
        },
        {
          "name": "Drain-Source Breakdown Voltage",
          "symbol": "BVDSS",
          "kind": "electrical",
          "unit": "V",
          "min": 200,
          "typ": null,
          "max": null,
          "conditions": "VGS=0V, ID=250uA",
          "source_page": 2,
          "source": "datasheet"
        },
        {
          "name": "Static Drain-Source On-Resistance",
          "symbol": "RDS(ON)",
          "kind": "electrical",
          "unit": "mΩ",
          "min": null,
          "typ": 120,
          "max": 150,
          "conditions": "VGS=10V, ID=9A",
          "source_page": 2,
          "source": "datasheet"
        },
        {
          "name": "Gate Threshold Voltage",
          "symbol": "VGS(th)",
          "kind": "electrical",
          "unit": "V",
          "min": 2,
          "typ": 3,
          "max": 4,
          "conditions": "VGS=VDS, ID=250uA",
          "source_page": 2,
          "source": "datasheet"
        },
        {
          "name": "Drain-Source Leakage Current",
          "symbol": "IDSS",
          "kind": "electrical",
          "unit": "uA",
          "min": null,
          "typ": null,
          "max": 1,
          "conditions": "VDS=160V, VGS=0V, TJ=25℃",
          "source_page": 2,
          "source": "datasheet"
        },
        {
          "name": "Drain-Source Leakage Current",
          "symbol": "IDSS",
          "kind": "electrical",
          "unit": "uA",
          "min": null,
          "typ": null,
          "max": 5,
          "conditions": "VDS=160V, VGS=0V, TJ=55℃",
          "source_page": 2,
          "source": "datasheet"
        },
        {
          "name": "Gate-Source Leakage Current",
          "symbol": "IGSS",
          "kind": "electrical",
          "unit": "nA",
          "min": -100,
          "typ": null,
          "max": 100,
          "conditions": "VGS=±25V, VDS=0V",
          "source_page": 2,
          "source": "datasheet"
        },
        {
          "name": "Continuous Source Current",
          "symbol": "IS",
          "kind": "electrical",
          "unit": "A",
          "min": null,
          "typ": null,
          "max": 18,
          "conditions": "VG=VD=0V, Force Current",
          "source_page": 2,
          "source": "datasheet"
        },
        {
          "name": "Pulsed Source Current",
          "symbol": "ISM",
          "kind": "electrical",
          "unit": "A",
          "min": null,
          "typ": null,
          "max": 72,
          "conditions": "VG=VD=0V, Force Current",
          "source_page": 2,
          "source": "datasheet"
        },
        {
          "name": "Diode Forward Voltage",
          "symbol": "VSD",
          "kind": "electrical",
          "unit": "V",
          "min": null,
          "typ": null,
          "max": 1.2,
          "conditions": "VGS=0V, IS=18A, TJ=25℃",
          "source_page": 2,
          "source": "datasheet"
        },
        {
          "name": "BVDSS Temperature Coefficient",
          "symbol": "△BVDSS/△TJ",
          "kind": "temperature_coefficient",
          "unit": "V/℃",
          "min": null,
          "typ": 0.098,
          "max": null,
          "conditions": "Reference to 25℃, ID=1mA",
          "source_page": 2,
          "source": "datasheet"
        },
        {
          "name": "VGS(th) Temperature Coefficient",
          "symbol": "△VGS(th)",
          "kind": "temperature_coefficient",
          "unit": "mV/℃",
          "min": null,
          "typ": -4.57,
          "max": null,
          "conditions": "",
          "source_page": 2,
          "source": "datasheet"
        },
        {
          "name": "Forward Transconductance",
          "symbol": "gfs",
          "kind": "electrical",
          "unit": "S",
          "min": null,
          "typ": 32,
          "max": null,
          "conditions": "VDS=5V, ID=9A",
          "source_page": 2,
          "source": "datasheet"
        },
        {
          "name": "Input Capacitance",
          "symbol": "Ciss",
          "kind": "electrical",
          "unit": "pF",
          "min": null,
          "typ": 1318,
          "max": null,
          "conditions": "VDS=30V, VGS=0V, f=1MHz",
          "source_page": 2,
          "source": "datasheet"
        },
        {
          "name": "Output Capacitance",
          "symbol": "Coss",
          "kind": "electrical",
          "unit": "pF",
          "min": null,
          "typ": 180,
          "max": null,
          "conditions": "VDS=30V, VGS=0V, f=1MHz",
          "source_page": 2,
          "source": "datasheet"
        },
        {
          "name": "Reverse Transfer Capacitance",
          "symbol": "Crss",
          "kind": "electrical",
          "unit": "pF",
          "min": null,
          "typ": 75,
          "max": null,
          "conditions": "VDS=30V, VGS=0V, f=1MHz",
          "source_page": 2,
          "source": "datasheet"
        },
        {
          "name": "Reverse Recovery Time",
          "symbol": "trr",
          "kind": "electrical",
          "unit": "nS",
          "min": null,
          "typ": 230,
          "max": null,
          "conditions": "IF=18A, dI/dt=100A/µs, TJ=25℃",
          "source_page": 2,
          "source": "datasheet"
        },
        {
          "name": "Reverse Recovery Charge",
          "symbol": "Qrr",
          "kind": "electrical",
          "unit": "nC",
          "min": null,
          "typ": 1800,
          "max": null,
          "conditions": "IF=18A, dI/dt=100A/µs, TJ=25℃",
          "source_page": 2,
          "source": "datasheet"
        }
      ]
    }
  },
  "variants": [],
  "sections": [
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    "readme",
    "breadcrumbs",
    "info"
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  "discovery_triggers": [
    "wsr20n20"
  ],
  "discovery_pitch": "WSR20N20 (Winsok Semicon) component page: datasheet pinout, KiCad symbol, footprint and 3D.",
  "author": {
    "name": "Ray",
    "email": "[email protected]"
  },
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}