4409

{
  "slug": "4409",
  "version": "0.1.0",
  "type": "component",
  "description": "KUU MOSFETs, SOP-8. Pinout cross-checked by two models against the datasheet, KiCad symbol/footprint/3D.",
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    "transistors-thyristors",
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  "dependencies": {},
  "hero": {
    "type": "image",
    "path": "docs/hero.png"
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    "4409.lbr",
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    "viewers/footprint.html",
    "4409-hero.glb",
    "4409-hero.overlay.json"
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  "component": {
    "mpn": "4409",
    "manufacturer": "KUU",
    "package": "SOP-8",
    "pin_count": 8,
    "category": "Transistors/Thyristors",
    "subcategory": "MOSFETs",
    "datasheet": "https://jlcpcb.com/api/file/downloadByFileSystemAccessId/8588946202276057088",
    "parts": {
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      "footprint": "4409.kicad_mod",
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      "model_3d_step_plain": "4409.step",
      "lbr": "4409.lbr"
    },
    "distributor_links": {
      "lcsc": "C2922759",
      "mouser": "485-4409"
    },
    "distributor_check": {
      "checked_at": "2026-10-09T21:37:48Z",
      "source": "Component Ocean /api/assign-pns",
      "digikey": {
        "pn": null,
        "status": "deferred",
        "error": "shared DigiKey quota guard: 547 calls left today"
      },
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    "pins": [
      {
        "number": "1",
        "name": "S",
        "type": "passive",
        "description": "Source terminal of the P-channel MOSFET; the absolute maximum drain-source voltage is -30 V (VDS) and the gate-source voltage is ±20 V (VGS)."
      },
      {
        "number": "2",
        "name": "S",
        "type": "passive",
        "description": "Source terminal of the P-channel MOSFET; the absolute maximum drain-source voltage is -30 V (VDS) and the gate-source voltage is ±20 V (VGS)."
      },
      {
        "number": "3",
        "name": "S",
        "type": "passive",
        "description": "Source terminal of the P-channel MOSFET; the absolute maximum drain-source voltage is -30 V (VDS) and the gate-source voltage is ±20 V (VGS)."
      },
      {
        "number": "4",
        "name": "G",
        "type": "input",
        "description": "Gate terminal of the P-channel MOSFET; gate-source voltage is rated ±20 V, and the device is specified for operation with gate voltages as low as 4.5 V."
      },
      {
        "number": "5",
        "name": "D",
        "type": "passive",
        "description": "Drain terminal of the P-channel MOSFET; drain-source voltage is rated -30 V and continuous drain current at TA=25°C is -15 A."
      },
      {
        "number": "6",
        "name": "D",
        "type": "passive",
        "description": "Drain terminal of the P-channel MOSFET; drain-source voltage is rated -30 V and continuous drain current at TA=25°C is -15 A."
      },
      {
        "number": "7",
        "name": "D",
        "type": "passive",
        "description": "Drain terminal of the P-channel MOSFET; drain-source voltage is rated -30 V and continuous drain current at TA=25°C is -15 A."
      },
      {
        "number": "8",
        "name": "D",
        "type": "passive",
        "description": "Drain terminal of the P-channel MOSFET; drain-source voltage is rated -30 V and continuous drain current at TA=25°C is -15 A."
      }
    ],
    "provenance": {
      "extractor": "extract_pins 0.3",
      "factory_chain": {
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        "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 pin assignment was taken from the 'Top View' diagram on page 1, which survived text extraction o; The datasheet does not state the pin-to-pin internal connection or pin function explicitly beyond th; The part is a MOSFET, not an IC with a supply or functional spec set; the extraction schema here has"
        ],
        "pages_sent": 6,
        "cost_usd": 0.0332,
        "at": "2026-10-09T21:35:20"
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        "pages": 6,
        "sha256": "717c9110fefc7ca0",
        "source_tier": "lcsc"
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      "cad": "KiCad official (CC-BY-SA 4.0)",
      "pins": {
        "total": 8,
        "described": 8,
        "cites_pages": true,
        "refuses_to_fabricate": true
      }
    },
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}