L78L09ABZ

{
  "schema_version": 1,
  "type": "component",
  "slug": "l78l09abz",
  "title": "L78L09ABZ",
  "brief": "STMicroelectronics Voltage Regulators - Linear, Low Drop Out (LDO) Regulators, TO-92. Pinout cross-checked by two models against the datasheet, KiCad symbol/footprint/3D.",
  "version": "0.1.0",
  "license": "CC-BY-SA-4.0",
  "tags": [
    "component",
    "power management (pmic)",
    "l78l09abz",
    "factory-2.0.0",
    "extractor-text"
  ],
  "component": {
    "mpn": "L78L09ABZ",
    "manufacturer": "STMicroelectronics",
    "package": "TO-92",
    "pin_count": 3,
    "category": "Power Management (PMIC)",
    "subcategory": "Voltage Regulators - Linear, Low Drop Out (LDO) Regulators",
    "datasheet": "https://jlcpcb.com/api/file/downloadByFileSystemAccessId/8590918754786631681",
    "parts": {
      "symbol": "l78l09abz.kicad_sym",
      "footprint": "l78l09abz.kicad_mod",
      "model_3d": "l78l09abz-hero.glb",
      "model_3d_plain": "l78l09abz-etched.glb",
      "model_3d_step": "l78l09abz-etched.step",
      "model_3d_step_plain": "l78l09abz.step",
      "lbr": "l78l09abz.lbr"
    },
    "distributor_links": {
      "lcsc": "C2970629",
      "digikey": "497-7274-ND",
      "mouser": "511-L78L09ABZ"
    },
    "distributor_check": {
      "checked_at": "2026-10-02T00:58:03Z",
      "source": "Component Ocean /api/assign-pns",
      "digikey": {
        "pn": "497-7274-ND",
        "status": "found"
      },
      "mouser": {
        "pn": "511-L78L09ABZ",
        "status": "found"
      }
    },
    "pins": [
      {
        "number": "1",
        "name": "VOUT",
        "type": "power_out",
        "description": "Regulated 9 V output (8.64 to 9.36 V at 25 \u00b0C for the A grade), delivering up to 100 mA, with a 0.1 \u00b5F output capacitor used in the test circuit."
      },
      {
        "number": "2",
        "name": "GND",
        "type": "power_in",
        "description": "Ground reference common to input and output; quiescent current is 6 mA max at 25 \u00b0C."
      },
      {
        "number": "3",
        "name": "VIN",
        "type": "power_in",
        "description": "Unregulated input voltage, absolute maximum 30 V for 3.3 to 9 V output versions, with a 0.33 \u00b5F 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: Figure 2 is labelled bottom view for TO-92; pin assignment was read from the printed text PIN 1 = VO",
          "vision extraction: provenance cannot be text-verified; needs consensus"
        ],
        "pages_sent": 40,
        "cost_usd": 0.7553,
        "at": "2026-10-02T00:57:49"
      },
      "datasheet": {
        "url": "https://jlcpcb.com/api/file/downloadByFileSystemAccessId/8590918754786631681",
        "pages": 40,
        "sha256": "8b73c521b7f1b36e",
        "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"
    }
  },
  "metadata": {
    "specs": {
      "Manufacturer": "STMicroelectronics",
      "Package": "TO-92",
      "Category": "Power Management (PMIC)",
      "Pins": "3"
    }
  },
  "variants": [],
  "sections": [
    "hero",
    "viewers",
    "readme",
    "breadcrumbs",
    "info"
  ],
  "discovery_triggers": [
    "l78l09abz"
  ],
  "discovery_pitch": "L78L09ABZ (STMicroelectronics) component page: datasheet pinout, KiCad symbol, footprint and 3D.",
  "author": {
    "name": "Ray",
    "email": "[email protected]"
  },
  "dependencies": {},
  "hero": {
    "type": "image",
    "path": "docs/hero.png"
  },
  "files": [
    "page.json",
    "README.md",
    "l78l09abz.kicad_sym",
    "l78l09abz.kicad_mod",
    "l78l09abz.glb",
    "l78l09abz.step",
    "l78l09abz.lbr",
    "docs/hero.png",
    "docs/l78l09abz-datasheet.pdf",
    "viewers/symbol.html",
    "viewers/footprint.html",
    "l78l09abz-hero.glb",
    "l78l09abz-hero.overlay.json"
  ],
  "visibility": {
    "public": true
  }
}