main
Ray Set visibility: public 61ab353 7d ago
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{
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  "type": "component",
  "slug": "fdd6796a",
  "title": "FDD6796A",
  "brief": "UMW MOSFETs, TO-252. Pinout cross-checked by two models against the datasheet, KiCad symbol/footprint/3D.",
  "version": "0.1.0",
  "license": "CC-BY-SA-4.0",
  "tags": [
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  "component": {
    "mpn": "FDD6796A",
    "manufacturer": "UMW",
    "package": "TO-252",
    "pin_count": 3,
    "category": "Transistors/Thyristors",
    "subcategory": "MOSFETs",
    "datasheet": "https://jlcpcb.com/api/file/downloadByFileSystemAccessId/8755876106505195520",
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      "model_3d_step_plain": "fdd6796a.step",
      "lbr": "fdd6796a.lbr"
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    "distributor_links": {
      "lcsc": "C18295979"
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    "distributor_check": {
      "checked_at": "2026-10-18T09:39:23Z",
      "source": "Component Ocean /api/assign-pns",
      "digikey": {
        "pn": null,
        "status": "quota"
      },
      "mouser": {
        "pn": null,
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    "pins": [
      {
        "number": "1",
        "name": "G",
        "type": "input",
        "description": "GATE terminal; the datasheet rates the gate-to-source voltage VGS at ±20 V."
      },
      {
        "number": "2",
        "name": "D",
        "type": "passive",
        "description": "DRAIN terminal; the drain-to-source voltage VDS is rated at 25 V, and the drain is the thermal reference (drain tab) for RθJC and RθJA."
      },
      {
        "number": "3",
        "name": "S",
        "type": "passive",
        "description": "SOURCE terminal; this is the source of the 25 V N-channel MOSFET, with the drain-to-source limit VDS of 25 V applying between D and S."
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        "consensus": "agreed",
        "guards": "pin_guards 0.1: passed",
        "guard_notes": [
          "extractor flagged: Pin numbers and names come from the 'Pinning information' table on page 1 (1=G, 2=D, 3=S). The TO-25; The Absolute Maximum Ratings table has ambiguous column alignment for ID and PD values (for example,"
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        "at": "2026-10-18T09:37:46"
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        "pages": 10,
        "sha256": "696cfa553daeeec4",
        "source_tier": "lcsc"
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      "cad": "KiCad official (CC-BY-SA 4.0)",
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        "described": 3,
        "cites_pages": true,
        "refuses_to_fabricate": true
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        "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": "3eb4c99603a4fe837c2fe9308bc174769ded87a785a0df48d2dc441432ee8b4c",
        "checked": "2026-10-18",
        "checked_by": "factory/step_pose.py (Z-up, origin, seat, binding)"
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  "metadata": {
    "specs": {
      "Manufacturer": "UMW",
      "Package": "TO-252",
      "Category": "Transistors/Thyristors",
      "Pins": "3"
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    "characteristics": {
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          "name": "Drain Current -Pulsed",
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        {
          "name": "Single Pulse Avalanche Energy",
          "symbol": "EAS",
          "kind": "absolute_maximum",
          "unit": "mJ",
          "min": null,
          "typ": null,
          "max": 40,
          "conditions": "Note 3: TJ=25°C, L=1mH, IAS=9A, VDD=23V, VGS=10V",
          "source_page": 1,
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        },
        {
          "name": "Power Dissipation",
          "symbol": "PD",
          "kind": "absolute_maximum",
          "unit": "W",
          "min": null,
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        {
          "name": "Storage Junction Temperature Range",
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          "conditions": "",
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        },
        {
          "name": "Thermal Resistance, Junction to Case",
          "symbol": "RθJC",
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          "min": null,
          "typ": 3.6,
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        },
        {
          "name": "Thermal Resistance, Junction to Ambient",
          "symbol": "RθJA",
          "kind": "thermal",
          "unit": "°C/W",
          "min": null,
          "typ": 40,
          "max": null,
          "conditions": "Note 1a: mounted on 1 in² pad of 2oz copper",
          "source_page": 2,
          "source": "datasheet"
        },
        {
          "name": "Drain-Source Breakdown Voltage",
          "symbol": "BVDSS",
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          "unit": "V",
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          "max": null,
          "conditions": "ID=250µA, VGS=0V",
          "source_page": 3,
          "source": "datasheet"
        },
        {
          "name": "Zero Gate Voltage Drain Current",
          "symbol": "IDSS",
          "kind": "electrical",
          "unit": "µA",
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          "max": 1,
          "conditions": "VDS=20V, VGS=0V",
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        },
        {
          "name": "Gate to Source Leakage Current",
          "symbol": "IGSS",
          "kind": "electrical",
          "unit": "nA",
          "min": -100,
          "typ": null,
          "max": 100,
          "conditions": "VGS=±20V, VDS=0V",
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        {
          "name": "Gate to Source Threshold Voltage",
          "symbol": "VGS(th)",
          "kind": "electrical",
          "unit": "V",
          "min": null,
          "typ": 1.9,
          "max": 3,
          "conditions": "VDS=VGS, ID=250µA",
          "source_page": 3,
          "source": "datasheet"
        },
        {
          "name": "Gate to Source Threshold Voltage Temperature Coefficient",
          "symbol": "∆VGS(th)/∆TJ",
          "kind": "temperature_coefficient",
          "unit": "mV/°C",
          "min": null,
          "typ": -6,
          "max": null,
          "conditions": "ID=250µA, referenced to 25°C",
          "source_page": 3,
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        },
        {
          "name": "Breakdown Voltage Temperature Coefficient",
          "symbol": "∆BVDSS/∆TJ",
          "kind": "temperature_coefficient",
          "unit": "mV/°C",
          "min": null,
          "typ": 16,
          "max": null,
          "conditions": "ID=250µA, referenced to 25°C",
          "source_page": 3,
          "source": "datasheet"
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        {
          "name": "Forward Transconductance",
          "symbol": "gFS",
          "kind": "electrical",
          "unit": "S",
          "min": null,
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          "max": null,
          "conditions": "VDS=5V, ID=20A",
          "source_page": 3,
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        {
          "name": "Input Capacitance",
          "symbol": "Ciss",
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          "unit": "pF",
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          "max": 1780,
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        {
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          "conditions": "VDS=13V, VGS=0V, f=1MHz",
          "source_page": 3,
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        {
          "name": "Reverse Transfer Capacitance",
          "symbol": "Crss",
          "kind": "electrical",
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          "min": null,
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          "conditions": "VDS=13V, VGS=0V, f=1MHz",
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        {
          "name": "Gate Resistance",
          "symbol": "Rg",
          "kind": "electrical",
          "unit": "Ω",
          "min": null,
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          "max": null,
          "conditions": "f=1MHz",
          "source_page": 3,
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        },
        {
          "name": "Turn-On Delay Time",
          "symbol": "tD(on)",
          "kind": "timing",
          "unit": "ns",
          "min": null,
          "typ": 8,
          "max": 16,
          "conditions": "VDD=13V, ID=20A, VGS=10V, RGEN=6Ω",
          "source_page": 3,
          "source": "datasheet"
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        {
          "name": "Rise Time",
          "symbol": "tr",
          "kind": "timing",
          "unit": "ns",
          "min": null,
          "typ": 7,
          "max": 14,
          "conditions": "VDD=13V, ID=20A, VGS=10V, RGEN=6Ω",
          "source_page": 3,
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        },
        {
          "name": "Turn-Off Delay Time",
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          "max": 34,
          "conditions": "VDD=13V, ID=20A, VGS=10V, RGEN=6Ω",
          "source_page": 3,
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        {
          "name": "Fall Time",
          "symbol": "tf",
          "kind": "timing",
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          "min": null,
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          "max": 10,
          "conditions": "VDD=13V, ID=20A, VGS=10V, RGEN=6Ω",
          "source_page": 3,
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        },
        {
          "name": "Total Gate Charge",
          "symbol": "Qg",
          "kind": "electrical",
          "unit": "nC",
          "min": null,
          "typ": 24,
          "max": 34,
          "conditions": "VDD=13V, ID=20A, VGS=0V to 10V",
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          "name": "Total Gate Charge",
          "symbol": "Qg",
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          "conditions": "VDD=13V, ID=20A, VGS=0V to 5V",
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        {
          "name": "Gate to Source Gate Charge",
          "symbol": "Qgs",
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          "min": null,
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          "max": null,
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        {
          "name": "Gate to Drain Miller Charge",
          "symbol": "Qgd",
          "kind": "electrical",
          "unit": "nC",
          "min": null,
          "typ": 5.7,
          "max": null,
          "conditions": "VDD=13V, ID=20A",
          "source_page": 3,
          "source": "datasheet"
        },
        {
          "name": "Static Drain to Source On Resistance",
          "symbol": "RDS(ON)",
          "kind": "electrical",
          "unit": "mΩ",
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          "min": null,
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          "name": "Source to Drain Diode Forward Voltage",
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          "conditions": "VGS=0V, IS=3.1A (Note 2)",
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          "name": "Source to Drain Diode Forward Voltage",
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        },
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          "name": "Reverse Recovery Time",
          "symbol": "trr",
          "kind": "electrical",
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          "min": null,
          "typ": 15,
          "max": 27,
          "conditions": "IF=20A, di/dt=100A/µs",
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        {
          "name": "Reverse Recovery Charge",
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          "kind": "electrical",
          "unit": "nC",
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          "conditions": "IF=20A, di/dt=100A/µs",
          "source_page": 3,
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        }
      ]
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  "discovery_pitch": "FDD6796A (UMW) component page: datasheet pinout, KiCad symbol, footprint and 3D.",
  "author": {
    "name": "Ray",
    "email": "[email protected]"
  },
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