LR78L05-M

{
  "slug": "lr78l05-m",
  "version": "0.1.0",
  "type": "component",
  "description": "LR Voltage Regulators - Linear, Low Drop Out (LDO) Regulators, SOT-89-3L. Pinout cross-checked by two models against the datasheet, KiCad symbol/footprint/3D.",
  "tags": [
    "component",
    "power management (pmic)",
    "lr78l05-m",
    "factory-2.0.0",
    "extractor-text"
  ],
  "dependencies": {},
  "hero": {
    "type": "image",
    "path": "docs/hero.png"
  },
  "files": [
    "page.json",
    "README.md",
    "lr78l05-m.kicad_sym",
    "lr78l05-m.kicad_mod",
    "lr78l05-m.glb",
    "lr78l05-m.step",
    "lr78l05-m.lbr",
    "docs/hero.png",
    "docs/lr78l05-m-datasheet.pdf",
    "viewers/symbol.html",
    "viewers/footprint.html",
    "lr78l05-m-hero.glb",
    "lr78l05-m-hero.overlay.json",
    "lr78l05-m-etched.glb"
  ],
  "component": {
    "mpn": "LR78L05-M",
    "manufacturer": "LR",
    "package": "SOT-89-3L",
    "pin_count": 3,
    "category": "Power Management (PMIC)",
    "subcategory": "Voltage Regulators - Linear, Low Drop Out (LDO) Regulators",
    "datasheet": "https://datasheet.lcsc.com/datasheet/pdf/4403302a01be983bd6518911efc23cc8.pdf",
    "parts": {
      "symbol": "lr78l05-m.kicad_sym",
      "footprint": "lr78l05-m.kicad_mod",
      "model_3d": "lr78l05-m-hero.glb",
      "model_3d_plain": "lr78l05-m-etched.glb",
      "model_3d_step": "lr78l05-m-etched.step",
      "model_3d_step_plain": "lr78l05-m.step",
      "lbr": "lr78l05-m.lbr"
    },
    "distributor_links": {
      "lcsc": "C6398166"
    },
    "distributor_check": {
      "checked_at": "2026-11-05T04:39:17Z",
      "source": "Component Ocean /api/assign-pns",
      "digikey": {
        "pn": null,
        "status": "no match"
      },
      "mouser": {
        "pn": null,
        "status": "no match"
      }
    },
    "pins": [
      {
        "number": "1",
        "name": "VOUT",
        "type": "power_out",
        "description": "Regulated fixed 5V output (4.9V to 5.1V at VIN=10V, IOUT=10mA) delivering 100mA typical, with an output capacitor of at least 0.1uF required."
      },
      {
        "number": "2",
        "name": "GND",
        "type": "power_in",
        "description": "Ground reference for the regulator; all voltages are measured relative to GND."
      },
      {
        "number": "3",
        "name": "VIN",
        "type": "power_in",
        "description": "Input supply pin with 30V operating input limit (35V absolute maximum), minimum operating voltage 7V, and an input capacitor of at least 0.33uF recommended."
      }
    ],
    "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 package drawing (top view) shows no pad tab label. The SOT-89 tab is normally tied to GND, but t",
          "vision extraction: provenance cannot be text-verified; needs consensus"
        ],
        "pages_sent": 10,
        "cost_usd": 0.1779,
        "at": "2026-11-05T04:39:10"
      },
      "datasheet": {
        "url": "https://datasheet.lcsc.com/datasheet/pdf/4403302a01be983bd6518911efc23cc8.pdf",
        "pages": 10,
        "sha256": "e6cb82c1689e2541",
        "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": "lr78l05-m.step",
        "role": "plain",
        "up": "Z",
        "units": "mm",
        "origin": "footprint origin = pad-pattern centre",
        "seat": "z = 0",
        "extents_mm": [
          4.0,
          4.5,
          1.52
        ],
        "zmin_mm": 0.0,
        "centre_offset_mm": 0.05,
        "footprint_binding": "identity",
        "sha256": "844c0bb504d0c383535d9845c6376fe7a4053241a2ede8d8ef694df3fcfc37c8",
        "checked": "2026-11-05",
        "checked_by": "factory/step_pose.py (Z-up, origin, seat, binding)"
      },
      {
        "file": "lr78l05-m-etched.step",
        "role": "eda",
        "up": "Z",
        "units": "mm",
        "origin": "footprint origin = pad-pattern centre",
        "seat": "z = 0",
        "extents_mm": [
          4.0,
          4.5,
          1.52
        ],
        "zmin_mm": 0.0,
        "centre_offset_mm": 0.05,
        "footprint_binding": "identity",
        "sha256": "5af80adaf82d80a268cdcca3c1971d03770b63b989f2b4cce77f7c67c15f568e",
        "checked": "2026-11-05",
        "checked_by": "factory/step_pose.py (Z-up, origin, seat, binding)"
      }
    ],
    "package_dims": {
      "package_code": "SOT89-3L",
      "source_page": 10,
      "D": {
        "nom_mm": 4.5,
        "range_mm": [
          4.4,
          4.6
        ]
      },
      "E1": {
        "nom_mm": 2.45,
        "range_mm": [
          2.3,
          2.6
        ]
      },
      "E": {
        "nom_mm": 4.095,
        "range_mm": [
          3.94,
          4.25
        ]
      },
      "e": {
        "nom_mm": 1.5,
        "range_mm": [
          null,
          null
        ]
      },
      "A": {
        "nom_mm": 1.5,
        "range_mm": [
          1.4,
          1.6
        ]
      },
      "source": "datasheet package drawing, every number found on its page (extract_pins --task dims)",
      "model_check": {
        "file": "lr78l05-m.step",
        "verdict": "PASS",
        "reasons": [
          "height and body within the datasheet's package drawing"
        ],
        "by": "factory/package_fit.py"
      }
    }
  }
}