LM1117S-1.8

{
  "slug": "lm1117s-1-8",
  "version": "0.1.0",
  "type": "component",
  "description": "HTC Korea TAEJIN Tech Voltage Regulators - Linear, Low Drop Out (LDO) Regulators, SOT-223-3. Pinout cross-checked by two models against the datasheet, KiCad symbol/footprint/3D.",
  "tags": [
    "component",
    "power management (pmic)",
    "lm1117s-1.8",
    "factory-2.0.0",
    "extractor-text"
  ],
  "dependencies": {},
  "hero": {
    "type": "image",
    "path": "docs/hero.png"
  },
  "files": [
    "page.json",
    "README.md",
    "lm1117s-1-8.kicad_sym",
    "lm1117s-1-8.kicad_mod",
    "lm1117s-1-8.glb",
    "lm1117s-1-8.step",
    "lm1117s-1-8.lbr",
    "docs/hero.png",
    "docs/lm1117s-1-8-datasheet.pdf",
    "viewers/symbol.html",
    "viewers/footprint.html",
    "lm1117s-1-8-hero.glb",
    "lm1117s-1-8-hero.overlay.json"
  ],
  "component": {
    "mpn": "LM1117S-1.8",
    "manufacturer": "HTC Korea TAEJIN Tech",
    "package": "SOT-223-3",
    "pin_count": 3,
    "category": "Power Management (PMIC)",
    "subcategory": "Voltage Regulators - Linear, Low Drop Out (LDO) Regulators",
    "datasheet": "https://jlcpcb.com/api/file/downloadByFileSystemAccessId/8586183104872787968",
    "parts": {
      "symbol": "lm1117s-1-8.kicad_sym",
      "footprint": "lm1117s-1-8.kicad_mod",
      "model_3d": "lm1117s-1-8-hero.glb",
      "model_3d_plain": "lm1117s-1-8.glb",
      "model_3d_step": "lm1117s-1-8-etched.step",
      "model_3d_step_plain": "lm1117s-1-8.step",
      "lbr": "lm1117s-1-8.lbr"
    },
    "distributor_links": {
      "lcsc": "C126026"
    },
    "distributor_check": {
      "checked_at": "2026-10-09T17:42:41Z",
      "source": "Component Ocean /api/assign-pns",
      "digikey": {
        "pn": null,
        "status": "no match"
      },
      "mouser": {
        "pn": null,
        "status": "no match"
      }
    },
    "pins": [
      {
        "number": "1",
        "name": "ADJ/GND",
        "type": "power_in",
        "description": "Adjustable/ground pin; on the fixed 1.8 V LM1117S-1.8 it serves as the ground return, and the datasheet gives no separate pin current limit for it beyond the adjustment pin current of 50 µA typical and 120 µA maximum on the ADJ version."
      },
      {
        "number": "2",
        "name": "VOUT",
        "type": "power_out",
        "description": "Regulated output at 1.8 V nominal, specified at 1.764 V to 1.836 V over 0 to 125 °C for 0 mA to 1 A load with VIN of 3.3 V to 12 V, with 1 A current limit of 1000 to 1600 mA and 10 µF output capacitor recommended for stability."
      },
      {
        "number": "3",
        "name": "VIN",
        "type": "power_in",
        "description": "Unregulated input supply; the datasheet gives a maximum DC input voltage of 20 V, a specified operating input voltage of 12 V, and a dropout of 1.2 V typical at 1 A output current."
      }
    ],
    "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 datasheet pin table labels pin 1 as 'ADJ/GND' for the whole family. For the fixed-output LM1117S; The datasheet's pin configuration figure for SOT-223 is an image, and the pin numbers come from the "
        ],
        "pages_sent": 12,
        "cost_usd": 0.0548,
        "at": "2026-10-09T17:41:13"
      },
      "datasheet": {
        "url": "https://jlcpcb.com/api/file/downloadByFileSystemAccessId/8586183104872787968",
        "pages": 12,
        "sha256": "44a7a7aa0771cacd",
        "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": "lm1117s-1-8.step",
        "role": "plain",
        "up": "Z",
        "units": "mm",
        "origin": "footprint origin = pad-pattern centre",
        "seat": "z = 0",
        "extents_mm": [
          7.0,
          6.5,
          1.7
        ],
        "zmin_mm": -0.0,
        "centre_offset_mm": 0.0,
        "footprint_binding": "identity",
        "sha256": "77ad6dbacc493cb619c728f26d2ddcf461eb0feb6b977b47d01d51e67016f654",
        "checked": "2026-10-09",
        "checked_by": "factory/step_pose.py (Z-up, origin, seat, binding)"
      },
      {
        "file": "lm1117s-1-8-etched.step",
        "role": "eda",
        "up": "Z",
        "units": "mm",
        "origin": "footprint origin = pad-pattern centre",
        "seat": "z = 0",
        "extents_mm": [
          7.0,
          6.5,
          1.7
        ],
        "zmin_mm": -0.0,
        "centre_offset_mm": 0.0,
        "footprint_binding": "identity",
        "sha256": "bf88e77b9e8d1563f5f5868f6241a25c296d08662437f91e3ff858fa90711460",
        "checked": "2026-10-09",
        "checked_by": "factory/step_pose.py (Z-up, origin, seat, binding)"
      }
    ]
  }
}