LM317LG-T92-K

{
  "slug": "lm317lg-t92-k",
  "version": "0.1.0",
  "type": "component",
  "description": "UTC(Unisonic Tech) Linear Voltage Regulators (LDO), TO-92. Pinout cross-checked by two models against the datasheet, KiCad symbol/footprint/3D.",
  "tags": [
    "component",
    "power supply chip",
    "lm317lg-t92-k",
    "factory-2.0.0",
    "extractor-text"
  ],
  "dependencies": {},
  "hero": {
    "type": "image",
    "path": "docs/hero.png"
  },
  "files": [
    "page.json",
    "README.md",
    "lm317lg-t92-k.kicad_sym",
    "lm317lg-t92-k.kicad_mod",
    "lm317lg-t92-k.glb",
    "lm317lg-t92-k.step",
    "lm317lg-t92-k.lbr",
    "docs/hero.png",
    "docs/lm317lg-t92-k-datasheet.pdf",
    "viewers/symbol.html",
    "viewers/footprint.html",
    "lm317lg-t92-k-hero.glb",
    "lm317lg-t92-k-hero.overlay.json",
    "lm317lg-t92-k-etched.glb"
  ],
  "component": {
    "mpn": "LM317LG-T92-K",
    "manufacturer": "UTC(Unisonic Tech)",
    "package": "TO-92",
    "pin_count": 3,
    "category": "Power Supply Chip",
    "subcategory": "Linear Voltage Regulators (LDO)",
    "datasheet": "https://datasheet.lcsc.com/datasheet/pdf/a0c3683dce86d62dfaf8103b29b91601.pdf",
    "parts": {
      "symbol": "lm317lg-t92-k.kicad_sym",
      "footprint": "lm317lg-t92-k.kicad_mod",
      "model_3d": "lm317lg-t92-k-hero.glb",
      "model_3d_plain": "lm317lg-t92-k-etched.glb",
      "model_3d_step": "lm317lg-t92-k-etched.step",
      "model_3d_step_plain": "lm317lg-t92-k.step",
      "lbr": "lm317lg-t92-k.lbr"
    },
    "distributor_links": {
      "lcsc": "C5157613"
    },
    "distributor_check": {
      "checked_at": "2026-10-23T06:30:29Z",
      "source": "Component Ocean /api/assign-pns",
      "digikey": {
        "pn": null,
        "status": "no match"
      },
      "mouser": {
        "pn": null,
        "status": "no match"
      }
    },
    "pins": [
      {
        "number": "1",
        "name": "ADJ",
        "type": "input",
        "description": "Adjust pin that sets the output voltage (reference voltage VREF 1.20V to 1.30V, typically 1.25V, between VOUT and ADJ), with adjustable pin current of 50µA typical and 100µA max."
      },
      {
        "number": "2",
        "name": "VOUT",
        "type": "power_out",
        "description": "Regulated output, adjustable from 1.25V to 37V, supplying more than 100mA of output current with a minimum load current of 3.5mA typical (10mA max) for regulation."
      },
      {
        "number": "3",
        "name": "VIN",
        "type": "power_in",
        "description": "Unregulated input voltage pin, with a maximum input-output differential voltage of 40V."
      }
    ],
    "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",
        "consensus_model": "claude-sonnet-5-5",
        "consensus": "agreed",
        "guards": "pin_guards 0.1: passed",
        "guard_notes": [
          "extractor flagged: Pin assignment for TO-92 is taken from the ordering table codes (A O I for pins 1-3); the package dr"
        ],
        "pages_sent": 6,
        "cost_usd": 0.0384,
        "at": "2026-10-23T06:29:42"
      },
      "datasheet": {
        "url": "https://datasheet.lcsc.com/datasheet/pdf/a0c3683dce86d62dfaf8103b29b91601.pdf",
        "pages": 6,
        "sha256": "ae16f4e13d6ab42b",
        "source_tier": "mfr"
      },
      "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": "lm317lg-t92-k.step",
        "role": "plain",
        "up": "Z",
        "units": "mm",
        "origin": "footprint origin = pad-pattern centre",
        "seat": "body on z = 0, through-hole leads below",
        "extents_mm": [
          4.83,
          3.745,
          9.8
        ],
        "zmin_mm": -2.5,
        "centre_offset_mm": 0.542,
        "footprint_binding": "identity",
        "sha256": "f0b61c32ecbf0067157adc5a3d4966ceadf5d6dafe93c51af35f76c41c71a54a",
        "checked": "2026-10-23",
        "checked_by": "factory/step_pose.py (Z-up, origin, seat, binding)"
      },
      {
        "file": "lm317lg-t92-k-etched.step",
        "role": "eda",
        "up": "Z",
        "units": "mm",
        "origin": "footprint origin = pad-pattern centre",
        "seat": "body on z = 0, through-hole leads below",
        "extents_mm": [
          4.83,
          3.745,
          9.8
        ],
        "zmin_mm": -2.5,
        "centre_offset_mm": 0.542,
        "footprint_binding": "identity",
        "sha256": "322ac221e414bab0f4cf19e1f740c529282048f2790f6f76863395d4b0571810",
        "checked": "2026-10-23",
        "checked_by": "factory/step_pose.py (Z-up, origin, seat, binding)"
      }
    ]
  }
}