STB20NM50T4

{
  "schema_version": 1,
  "type": "component",
  "slug": "stb20nm50t4",
  "title": "STB20NM50T4",
  "brief": "STMicroelectronics MOSFETs, TO-263. Pinout cross-checked by two models against the datasheet, KiCad symbol/footprint/3D.",
  "version": "0.1.0",
  "license": "CC-BY-SA-4.0",
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  "component": {
    "mpn": "STB20NM50T4",
    "manufacturer": "STMicroelectronics",
    "package": "TO-263",
    "pin_count": 3,
    "category": "Transistors/Thyristors",
    "subcategory": "MOSFETs",
    "datasheet": "https://www.st.com/resource/en/datasheet/stb20nm50t4.pdf",
    "parts": {
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      "footprint": "stb20nm50t4.kicad_mod",
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      "model_3d_plain": "stb20nm50t4.glb",
      "model_3d_step": "stb20nm50t4-etched.step",
      "model_3d_step_plain": "stb20nm50t4.step",
      "lbr": "stb20nm50t4.lbr"
    },
    "distributor_links": {
      "lcsc": "C2688652",
      "digikey": "497-STB20NM50T4TR-ND",
      "mouser": "511-STB20NM50"
    },
    "distributor_check": {
      "checked_at": "2026-10-07T23:58:44Z",
      "source": "Component Ocean /api/assign-pns",
      "digikey": {
        "pn": "497-STB20NM50T4TR-ND",
        "status": "found",
        "lifecycle": "Active"
      },
      "mouser": {
        "pn": "511-STB20NM50",
        "status": "found"
      }
    },
    "pins": [
      {
        "number": "1",
        "name": "G",
        "type": "input",
        "description": "Gate of the N-channel MOSFET; gate-source voltage is rated at ±30 V (VGS, Table 1)."
      },
      {
        "number": "2",
        "name": "D",
        "type": "passive",
        "description": "Drain of the N-channel MOSFET; drain-source voltage is rated at 500 V (VDS, Table 1)."
      },
      {
        "number": "3",
        "name": "S",
        "type": "passive",
        "description": "Source of the N-channel MOSFET; continuous drain current is rated at 20 A at TC = 25 °C (ID, Table 1)."
      }
    ],
    "provenance": {
      "extractor": "extract_pins 0.3",
      "factory_chain": {
        "factory": "2.0.0",
        "extractor": "extract_pins 0.3",
        "primary_model": "claude-haiku-5-5",
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        "consensus_model": "claude-sonnet-5-5",
        "consensus": "agreed",
        "guards": "pin_guards 0.1: passed",
        "guard_notes": [
          "extractor flagged: The datasheet gives the D2PAK pinout only as a pin-function legend and a small drawing on page 1 ('D; The datasheet states no pin-specific electrical limits. Pin descriptions cite the device absolute ma",
          "dropped thermal pad ['EP'] absent from footprint"
        ],
        "pages_sent": 16,
        "cost_usd": 0.0404,
        "at": "2026-10-07T23:58:30"
      },
      "datasheet": {
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        "pages": 16,
        "sha256": "fb72d4900ce949a0",
        "source_tier": "mfr"
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      "cad": "KiCad official (CC-BY-SA 4.0)",
      "pins": {
        "total": 3,
        "described": 3,
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        "refuses_to_fabricate": true
      }
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      "footprint": "viewers/footprint.html"
    },
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        "file": "stb20nm50t4.step",
        "role": "plain",
        "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": "804a3f76e4182a02567b2429bdc9a585b857158fb8543fccd29c8eb6780e1310",
        "checked": "2026-10-07",
        "checked_by": "factory/step_pose.py (Z-up, origin, seat, binding)"
      },
      {
        "file": "stb20nm50t4-etched.step",
        "role": "eda",
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        "origin": "footprint origin = pad-pattern centre",
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        "sha256": "4b3d1c88b54d0e54fb4320589113ea1341f4ed72f66fea78bde8d94d21df8f37",
        "checked": "2026-10-07",
        "checked_by": "factory/step_pose.py (Z-up, origin, seat, binding)"
      }
    ]
  },
  "metadata": {
    "specs": {
      "Manufacturer": "STMicroelectronics",
      "Package": "TO-263",
      "Category": "Transistors/Thyristors",
      "Pins": "3"
    }
  },
  "variants": [],
  "sections": [
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    "info"
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  "discovery_triggers": [
    "stb20nm50t4"
  ],
  "discovery_pitch": "STB20NM50T4 (STMicroelectronics) component page: datasheet pinout, KiCad symbol, footprint and 3D.",
  "author": {
    "name": "Ray",
    "email": "[email protected]"
  },
  "dependencies": {},
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    "path": "docs/hero.png"
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}