L78L09ACD13TR

{
  "slug": "l78l09acd13tr",
  "version": "0.1.0",
  "type": "component",
  "description": "STMicroelectronics Voltage Regulators - Linear, Low Drop Out (LDO) Regulators, SO-8. Pinout cross-checked by two models against the datasheet, KiCad symbol/footprint/3D.",
  "tags": [
    "component",
    "power management (pmic)",
    "l78l09acd13tr",
    "factory-2.0.0",
    "extractor-text"
  ],
  "dependencies": {},
  "hero": {
    "type": "image",
    "path": "docs/hero.png"
  },
  "files": [
    "page.json",
    "README.md",
    "l78l09acd13tr.kicad_sym",
    "l78l09acd13tr.kicad_mod",
    "l78l09acd13tr.glb",
    "l78l09acd13tr.step",
    "l78l09acd13tr.lbr",
    "docs/hero.png",
    "docs/l78l09acd13tr-datasheet.pdf",
    "viewers/symbol.html",
    "viewers/footprint.html",
    "l78l09acd13tr-hero.glb",
    "l78l09acd13tr-hero.overlay.json"
  ],
  "component": {
    "mpn": "L78L09ACD13TR",
    "manufacturer": "STMicroelectronics",
    "package": "SO-8",
    "pin_count": 8,
    "category": "Power Management (PMIC)",
    "subcategory": "Voltage Regulators - Linear, Low Drop Out (LDO) Regulators",
    "datasheet": "https://jlcpcb.com/api/file/downloadByFileSystemAccessId/8603179886999576576",
    "parts": {
      "symbol": "l78l09acd13tr.kicad_sym",
      "footprint": "l78l09acd13tr.kicad_mod",
      "model_3d": "l78l09acd13tr-hero.glb",
      "model_3d_plain": "l78l09acd13tr.glb",
      "model_3d_step": "l78l09acd13tr-etched.step",
      "model_3d_step_plain": "l78l09acd13tr.step",
      "lbr": "l78l09acd13tr.lbr"
    },
    "distributor_links": {
      "lcsc": "C2970964",
      "digikey": "497-1191-2-ND",
      "mouser": "511-L78L09ACD-TR"
    },
    "distributor_check": {
      "checked_at": "2026-10-08T00:07:26Z",
      "source": "Component Ocean /api/assign-pns",
      "digikey": {
        "pn": "497-1191-2-ND",
        "status": "found"
      },
      "mouser": {
        "pn": "511-L78L09ACD-TR",
        "status": "found"
      }
    },
    "pins": [
      {
        "number": "1",
        "name": "VOUT",
        "type": "power_out",
        "description": "Regulated 9 V output (±4% for the A grade), delivering up to 100 mA with a 0.1 µF output capacitor used in the test circuit."
      },
      {
        "number": "2",
        "name": "GND",
        "type": "power_in",
        "description": "Ground; electrically common to the die attach flag and pins 3, 6 and 7, so copper here serves as heat-sink."
      },
      {
        "number": "3",
        "name": "GND",
        "type": "power_in",
        "description": "Ground; electrically common to the die attach flag and pins 2, 6 and 7, so copper here serves as heat-sink."
      },
      {
        "number": "4",
        "name": "NC",
        "type": "unconnected",
        "description": "No connect pin."
      },
      {
        "number": "5",
        "name": "NC",
        "type": "unconnected",
        "description": "No connect pin."
      },
      {
        "number": "6",
        "name": "GND",
        "type": "power_in",
        "description": "Ground; electrically common to the die attach flag and pins 2, 3 and 7, so copper here serves as heat-sink."
      },
      {
        "number": "7",
        "name": "GND",
        "type": "power_in",
        "description": "Ground; electrically common to the die attach flag and pins 2, 3 and 6, so copper here serves as heat-sink."
      },
      {
        "number": "8",
        "name": "VIN",
        "type": "power_in",
        "description": "Unregulated DC input voltage, absolute maximum 30 V for 3.3 to 9 V output versions, with a 0.33 µF input capacitor used in the test circuit."
      }
    ],
    "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: Pin-to-number assignment read from Figure 2 (top view): pins 1-4 down the left side, 5-8 up the righ",
          "vision extraction: provenance cannot be text-verified; needs consensus"
        ],
        "pages_sent": 40,
        "cost_usd": 0.7562,
        "at": "2026-10-08T00:07:09"
      },
      "datasheet": {
        "url": "https://jlcpcb.com/api/file/downloadByFileSystemAccessId/8603179886999576576",
        "pages": 40,
        "sha256": "8b73c521b7f1b36e",
        "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": [
      {
        "file": "l78l09acd13tr.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": "2026-10-08",
        "checked_by": "factory/step_pose.py (Z-up, origin, seat, binding)"
      },
      {
        "file": "l78l09acd13tr-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": "9cfd30e933e5f7784fb7d245e3605d683fbf25d1977eaa4b36b5a465ba8d00d5",
        "checked": "2026-10-08",
        "checked_by": "factory/step_pose.py (Z-up, origin, seat, binding)"
      }
    ]
  }
}