LM1117MDT-3.3

{
  "slug": "lm1117mdt-3-3",
  "version": "0.1.0",
  "type": "component",
  "description": "HGSEMI Voltage Regulators - Linear, Low Drop Out (LDO) Regulators, TO-252. Pinout cross-checked by two models against the datasheet, KiCad symbol/footprint/3D.",
  "tags": [
    "component",
    "power management (pmic)",
    "lm1117mdt-3.3",
    "factory-2.0.0",
    "extractor-text"
  ],
  "dependencies": {},
  "hero": {
    "type": "image",
    "path": "docs/hero.png"
  },
  "files": [
    "page.json",
    "README.md",
    "lm1117mdt-3-3.kicad_sym",
    "lm1117mdt-3-3.kicad_mod",
    "lm1117mdt-3-3.glb",
    "lm1117mdt-3-3.step",
    "lm1117mdt-3-3.lbr",
    "docs/hero.png",
    "docs/lm1117mdt-3-3-datasheet.pdf",
    "viewers/symbol.html",
    "viewers/footprint.html",
    "lm1117mdt-3-3-hero.glb",
    "lm1117mdt-3-3-hero.overlay.json",
    "lm1117mdt-3-3-etched.glb"
  ],
  "component": {
    "mpn": "LM1117MDT-3.3",
    "manufacturer": "HGSEMI",
    "package": "TO-252",
    "pin_count": 3,
    "category": "Power Management (PMIC)",
    "subcategory": "Voltage Regulators - Linear, Low Drop Out (LDO) Regulators",
    "datasheet": "https://jlcpcb.com/api/file/downloadByFileSystemAccessId/8609178867836215296",
    "parts": {
      "symbol": "lm1117mdt-3-3.kicad_sym",
      "footprint": "lm1117mdt-3-3.kicad_mod",
      "model_3d": "lm1117mdt-3-3-hero.glb",
      "model_3d_plain": "lm1117mdt-3-3-etched.glb",
      "model_3d_step": "lm1117mdt-3-3-etched.step",
      "model_3d_step_plain": "lm1117mdt-3-3.step",
      "lbr": "lm1117mdt-3-3.lbr"
    },
    "distributor_links": {
      "lcsc": "C498159"
    },
    "distributor_check": {
      "checked_at": "2026-10-17T08:59:52Z",
      "source": "Component Ocean /api/assign-pns",
      "digikey": {
        "pn": null,
        "status": "no match"
      },
      "mouser": {
        "pn": null,
        "status": "no match"
      }
    },
    "pins": [
      {
        "number": "1",
        "name": "GND/ADJ",
        "type": "power_in",
        "description": "Ground pin for the fixed-output version (this 3.3 V part); on the adjustable version this pin is the ADJ pin, with adjust current of 60 to 120 µA typical per the electrical characteristics."
      },
      {
        "number": "2",
        "name": "VOUT",
        "type": "power_out",
        "description": "Regulated output voltage; 3.3 V nominal for LM1117-3.3, with 2% accuracy for fixed-voltage versions and 1.2 V dropout at 1 A."
      },
      {
        "number": "3",
        "name": "VIN",
        "type": "power_in",
        "description": "Unregulated input supply; recommended input voltage is 15 V maximum and the absolute maximum input voltage is 20 V."
      }
    ],
    "provenance": {
      "extractor": "extract_pins 0.3",
      "factory_chain": {
        "factory": "2.0.0",
        "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 TO-252 pin mapping comes from the shared pinout table on page 5, which covers TO-220/TO-263/TO-2; Pin 1 is labelled 'GND/ADJ' with I/O '--/O'. It is ground for fixed versions and ADJ for the adjusta; The package is named TO-252-2 (two leads) but the pinout lists three leads plus a tab. The pinout us",
          "dropped thermal pad ['EP'] absent from footprint"
        ],
        "pages_sent": 12,
        "cost_usd": 0.0486,
        "at": "2026-10-17T08:59:27"
      },
      "datasheet": {
        "url": "https://jlcpcb.com/api/file/downloadByFileSystemAccessId/8609178867836215296",
        "pages": 12,
        "sha256": "2486968a9dcfb2fd",
        "source_tier": "lcsc"
      },
      "cad": "KiCad official (CC-BY-SA 4.0)",
      "pins": {
        "total": 3,
        "described": 3,
        "cites_pages": true,
        "refuses_to_fabricate": true
      }
    },
    "viewers": {
      "symbol": "viewers/symbol.html",
      "footprint": "viewers/footprint.html"
    },
    "models_3d": [
      {
        "file": "lm1117mdt-3-3.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": "3eb4c99603a4fe837c2fe9308bc174769ded87a785a0df48d2dc441432ee8b4c",
        "checked": "2026-10-17",
        "checked_by": "factory/step_pose.py (Z-up, origin, seat, binding)"
      },
      {
        "file": "lm1117mdt-3-3-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": "d04677613c8c1dd821b9f2ba2ce5152f4c8cc1bdf8ab9cf599d0de620a887f4e",
        "checked": "2026-10-17",
        "checked_by": "factory/step_pose.py (Z-up, origin, seat, binding)"
      }
    ]
  }
}