LM317LG-S08-R

{
  "slug": "lm317lg-s08-r",
  "version": "0.1.0",
  "type": "component",
  "description": "UTC Unisonic Tech Voltage Regulators - Linear, Low Drop Out (LDO) Regulators, SOIC-8. Pinout cross-checked by two models against the datasheet, KiCad symbol/footprint/3D.",
  "tags": [
    "component",
    "power management (pmic)",
    "lm317lg-s08-r",
    "factory-2.0.0",
    "extractor-text"
  ],
  "dependencies": {},
  "hero": {
    "type": "image",
    "path": "docs/hero.png"
  },
  "files": [
    "page.json",
    "README.md",
    "lm317lg-s08-r.kicad_sym",
    "lm317lg-s08-r.kicad_mod",
    "lm317lg-s08-r.glb",
    "lm317lg-s08-r.step",
    "lm317lg-s08-r.lbr",
    "docs/hero.png",
    "docs/lm317lg-s08-r-datasheet.pdf",
    "viewers/symbol.html",
    "viewers/footprint.html",
    "lm317lg-s08-r-hero.glb",
    "lm317lg-s08-r-hero.overlay.json",
    "lm317lg-s08-r-etched.glb"
  ],
  "component": {
    "mpn": "LM317LG-S08-R",
    "manufacturer": "UTC Unisonic Tech",
    "package": "SOIC-8",
    "pin_count": 8,
    "category": "Power Management (PMIC)",
    "subcategory": "Voltage Regulators - Linear, Low Drop Out (LDO) Regulators",
    "datasheet": "https://jlcpcb.com/api/file/downloadByFileSystemAccessId/8586175142477512704",
    "parts": {
      "symbol": "lm317lg-s08-r.kicad_sym",
      "footprint": "lm317lg-s08-r.kicad_mod",
      "model_3d": "lm317lg-s08-r-hero.glb",
      "model_3d_plain": "lm317lg-s08-r-etched.glb",
      "model_3d_step": "lm317lg-s08-r-etched.step",
      "model_3d_step_plain": "lm317lg-s08-r.step",
      "lbr": "lm317lg-s08-r.lbr"
    },
    "distributor_links": {
      "lcsc": "C75511"
    },
    "distributor_check": {
      "checked_at": "2026-10-20T20:41:55Z",
      "source": "Component Ocean /api/assign-pns",
      "digikey": {
        "pn": null,
        "status": "no match"
      },
      "mouser": {
        "pn": null,
        "status": "no match"
      }
    },
    "pins": [
      {
        "number": "1",
        "name": "VIN",
        "type": "power_in",
        "description": "Unregulated input supply pin; the input-output differential voltage (VIN-VOUT) must not exceed the 40 V absolute maximum."
      },
      {
        "number": "2",
        "name": "VOUT",
        "type": "power_out",
        "description": "Regulated output pin, rated for output current up to 100 mA with output adjustable from 1.25 V to 37 V."
      },
      {
        "number": "3",
        "name": "VOUT",
        "type": "power_out",
        "description": "Regulated output pin, rated for output current up to 100 mA with output adjustable from 1.25 V to 37 V."
      },
      {
        "number": "4",
        "name": "ADJ",
        "type": "passive",
        "description": "Adjust pin, where the 1.25 V reference is developed; adjust pin current IADJ is typically 50 µA and at most 100 µA, and an optional CADJ connects from this pin to ground."
      },
      {
        "number": "5",
        "name": "NC",
        "type": "unconnected",
        "description": "No connection, as marked N in the ordering table pin assignment for SOP-8."
      },
      {
        "number": "6",
        "name": "VOUT",
        "type": "power_out",
        "description": "Regulated output pin, rated for output current up to 100 mA with output adjustable from 1.25 V to 37 V."
      },
      {
        "number": "7",
        "name": "VOUT",
        "type": "power_out",
        "description": "Regulated output pin, rated for output current up to 100 mA with output adjustable from 1.25 V to 37 V."
      },
      {
        "number": "8",
        "name": "NC",
        "type": "unconnected",
        "description": "No connection, as marked N in the ordering table pin assignment for SOP-8."
      }
    ],
    "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 has no package drawing with numbered pins. The SOP-8 pin mapping comes from the orderi; The ADJ pin type (passive) and the KiCad classes for VOUT (power_out) and NC (unconnected) are my cl; The datasheet names the package SOP-8, not SOIC-8. The ordering number LM317LG-S08-R maps to SOP-8, "
        ],
        "pages_sent": 5,
        "cost_usd": 0.0236,
        "at": "2026-10-20T20:39:10"
      },
      "datasheet": {
        "url": "https://jlcpcb.com/api/file/downloadByFileSystemAccessId/8586175142477512704",
        "pages": 5,
        "sha256": "28d251dfd5958ec9",
        "source_tier": "lcsc"
      },
      "cad": "KiCad official (CC-BY-SA 4.0)",
      "pins": {
        "total": 8,
        "described": 8,
        "cites_pages": true,
        "refuses_to_fabricate": true
      }
    },
    "viewers": {
      "symbol": "viewers/symbol.html",
      "footprint": "viewers/footprint.html"
    },
    "models_3d": [
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        "file": "lm317lg-s08-r.step",
        "role": "plain",
        "up": "Z",
        "units": "mm",
        "origin": "footprint origin = pad-pattern centre",
        "seat": "z = 0",
        "extents_mm": [
          6.0,
          4.9,
          1.75
        ],
        "zmin_mm": -0.0,
        "centre_offset_mm": 0.0,
        "footprint_binding": "identity",
        "sha256": "07f46cff378d30e6c27dfd5a03092c795323f86d91c71fc7e743f4f418dc553a",
        "checked": "2026-10-20",
        "checked_by": "factory/step_pose.py (Z-up, origin, seat, binding)"
      },
      {
        "file": "lm317lg-s08-r-etched.step",
        "role": "eda",
        "up": "Z",
        "units": "mm",
        "origin": "footprint origin = pad-pattern centre",
        "seat": "z = 0",
        "extents_mm": [
          6.0,
          4.9,
          1.75
        ],
        "zmin_mm": -0.0,
        "centre_offset_mm": 0.0,
        "footprint_binding": "identity",
        "sha256": "e6e532b03f0952133a665a5c61536ca3d68df628e5a0ceec5a6669b90d0e5a32",
        "checked": "2026-10-20",
        "checked_by": "factory/step_pose.py (Z-up, origin, seat, binding)"
      }
    ]
  }
}