TM4050GD

{
  "slug": "tm4050gd",
  "version": "0.1.0",
  "type": "component",
  "description": "Tritech-MOS MOSFETs, TO-252-4L. Pinout cross-checked by two models against the datasheet, KiCad symbol/footprint/3D.",
  "tags": [
    "component",
    "transistors-thyristors",
    "tm4050gd",
    "factory-2.0.0",
    "extractor-text"
  ],
  "dependencies": {},
  "hero": {
    "type": "image",
    "path": "docs/hero.png"
  },
  "files": [
    "page.json",
    "README.md",
    "tm4050gd.kicad_sym",
    "tm4050gd.kicad_mod",
    "tm4050gd.glb",
    "tm4050gd.step",
    "tm4050gd.lbr",
    "docs/hero.png",
    "docs/tm4050gd-datasheet.pdf",
    "viewers/symbol.html",
    "viewers/footprint.html",
    "tm4050gd-hero.glb",
    "tm4050gd-hero.overlay.json",
    "tm4050gd-etched.glb"
  ],
  "component": {
    "mpn": "TM4050GD",
    "manufacturer": "Tritech-MOS",
    "package": "TO-252-4L",
    "pin_count": 5,
    "category": "Transistors/Thyristors",
    "subcategory": "MOSFETs",
    "datasheet": "https://datasheet.lcsc.com/datasheet/pdf/d89bac8e9e585526c0d5ec293bf3981a.pdf",
    "parts": {
      "symbol": "tm4050gd.kicad_sym",
      "footprint": "tm4050gd.kicad_mod",
      "model_3d": "tm4050gd-hero.glb",
      "model_3d_plain": "tm4050gd-etched.glb",
      "model_3d_step": "tm4050gd-etched.step",
      "model_3d_step_plain": "tm4050gd.step",
      "lbr": "tm4050gd.lbr"
    },
    "distributor_links": {
      "lcsc": "C18186782"
    },
    "distributor_check": {
      "checked_at": "2026-11-05T05:01:28Z",
      "source": "Component Ocean /api/assign-pns",
      "digikey": {
        "pn": null,
        "status": "no match"
      },
      "mouser": {
        "pn": null,
        "status": "no match"
      }
    },
    "pins": [
      {
        "number": "1",
        "name": "S1",
        "type": "passive",
        "description": "Source of the N-channel MOSFET (40V, 50A, RDS(ON) 4.2mΩ typ. at VGS=10V); marked as PIN1 in the package drawing."
      },
      {
        "number": "2",
        "name": "G1",
        "type": "input",
        "description": "Gate of the N-channel MOSFET, with VGS rated ±20V and threshold of 1V min to 2.5V max."
      },
      {
        "number": "3",
        "name": "S2",
        "type": "passive",
        "description": "Source of the P-channel MOSFET (-40V, -50A, RDS(ON) 11.5mΩ typ. at VGS=-10V)."
      },
      {
        "number": "4",
        "name": "G2",
        "type": "input",
        "description": "Gate of the P-channel MOSFET, with VGS rated ±20V and threshold of -1V min to -2.5V max."
      },
      {
        "number": "5",
        "name": "D1/D2",
        "type": "passive",
        "description": "Common drain of both the N-channel and P-channel MOSFETs, connected to the exposed tab (drain tab)."
      }
    ],
    "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 drawing shows four leads (S1, G1, S2, G2 left to right) and a drain tab marked D1/D2, with a mis",
          "vision extraction: provenance cannot be text-verified; needs consensus"
        ],
        "pages_sent": 8,
        "cost_usd": 0.1894,
        "at": "2026-11-05T05:01:20"
      },
      "datasheet": {
        "url": "https://datasheet.lcsc.com/datasheet/pdf/d89bac8e9e585526c0d5ec293bf3981a.pdf",
        "pages": 8,
        "sha256": "33f845a4e41556c6",
        "source_tier": "lcsc"
      },
      "cad": "KiCad official (CC-BY-SA 4.0)",
      "pins": {
        "total": 5,
        "described": 5,
        "cites_pages": true,
        "refuses_to_fabricate": true
      }
    },
    "viewers": {
      "symbol": "viewers/symbol.html",
      "footprint": "viewers/footprint.html"
    },
    "models_3d": [
      {
        "file": "tm4050gd.step",
        "role": "plain",
        "up": "Z",
        "units": "mm",
        "origin": "footprint origin = pad-pattern centre",
        "seat": "z = 0",
        "extents_mm": [
          9.9,
          6.5,
          2.32
        ],
        "zmin_mm": -0.0,
        "centre_offset_mm": 0.0,
        "footprint_binding": "identity",
        "sha256": "d85360b3e2359b76856869bda844e512876c2223b4cf36e7a7e1581f227bec7e",
        "checked": "2026-11-05",
        "checked_by": "factory/step_pose.py (Z-up, origin, seat, binding)"
      },
      {
        "file": "tm4050gd-etched.step",
        "role": "eda",
        "up": "Z",
        "units": "mm",
        "origin": "footprint origin = pad-pattern centre",
        "seat": "z = 0",
        "extents_mm": [
          9.9,
          6.5,
          2.32
        ],
        "zmin_mm": -0.0,
        "centre_offset_mm": 0.0,
        "footprint_binding": "identity",
        "sha256": "3959c087749737542209f26260af1e69c4505f8eef0981bdc86ce6dc3f19c95f",
        "checked": "2026-11-05",
        "checked_by": "factory/step_pose.py (Z-up, origin, seat, binding)"
      }
    ],
    "package_dims": {
      "package_code": "TO-252-4L",
      "source_page": 8,
      "D": {
        "nom_mm": 6.11,
        "range_mm": [
          6.0,
          6.22
        ]
      },
      "E1": {
        "nom_mm": 6.54,
        "range_mm": [
          6.35,
          6.73
        ]
      },
      "E": {
        "nom_mm": 9.905,
        "range_mm": [
          9.4,
          10.41
        ]
      },
      "e": {
        "nom_mm": 1.3,
        "range_mm": [
          null,
          null
        ]
      },
      "A": {
        "nom_mm": 2.285,
        "range_mm": [
          2.18,
          2.39
        ]
      },
      "source": "datasheet package drawing, every number found on its page (extract_pins --task dims)",
      "model_check": {
        "file": "tm4050gd.step",
        "verdict": "PASS",
        "reasons": [
          "height and body within the datasheet's package drawing"
        ],
        "by": "factory/package_fit.py"
      }
    }
  }
}