MC78L18ACPRMG

{
  "slug": "mc78l18acprmg",
  "version": "0.1.0",
  "type": "component",
  "description": "onsemi Voltage Regulators - Linear, Low Drop Out (LDO) Regulators, TO-92. Pinout cross-checked by two models against the datasheet, KiCad symbol/footprint/3D.",
  "tags": [
    "component",
    "power management (pmic)",
    "mc78l18acprmg",
    "factory-2.0.0",
    "extractor-text"
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  "dependencies": {},
  "hero": {
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    "path": "docs/hero.png"
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    "README.md",
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    "mc78l18acprmg.glb",
    "mc78l18acprmg.step",
    "mc78l18acprmg.lbr",
    "docs/hero.png",
    "docs/mc78l18acprmg-datasheet.pdf",
    "viewers/symbol.html",
    "viewers/footprint.html",
    "mc78l18acprmg-hero.glb",
    "mc78l18acprmg-hero.overlay.json",
    "mc78l18acprmg-etched.glb"
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  "component": {
    "mpn": "MC78L18ACPRMG",
    "manufacturer": "onsemi",
    "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/8588929664567398400",
    "parts": {
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      "footprint": "mc78l18acprmg.kicad_mod",
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      "model_3d_plain": "mc78l18acprmg-etched.glb",
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      "lbr": "mc78l18acprmg.lbr"
    },
    "distributor_links": {
      "lcsc": "C903148",
      "digikey": "488-MC78L18ACPRMGCT-ND"
    },
    "distributor_check": {
      "checked_at": "2026-10-18T15:45:26Z",
      "source": "Component Ocean /api/assign-pns",
      "digikey": {
        "pn": "488-MC78L18ACPRMGCT-ND",
        "status": "found"
      },
      "mouser": {
        "pn": null,
        "status": "quota"
      }
    },
    "pins": [
      {
        "number": "1",
        "name": "Output",
        "type": "power_out",
        "description": "Regulated 18 V output of this MC78L18A device, with internal short-circuit current limiting and thermal overload protection; the datasheet states up to 100 mA supply capability for the series."
      },
      {
        "number": "2",
        "name": "Ground",
        "type": "power_in",
        "description": "Common ground that must be shared between the input and output voltages in the standard application."
      },
      {
        "number": "3",
        "name": "Input",
        "type": "power_in",
        "description": "Unregulated input that must remain typically 2.0 V above the output voltage even at the low point of the input ripple, with an absolute maximum input voltage of 35 V for the 12 V to 18 V device range."
      }
    ],
    "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: Pin numbers and names come from the 'Pin: 1. Output 2. Ground 3. Input' listing for the TO-92 P suff; The 35 V input limit applies to the 12 V to 18 V device range as listed in the absolute maximum rati; The 100 mA rating is the series-level maximum current stated on page 1; the datasheet does not list "
        ],
        "pages_sent": 13,
        "cost_usd": 0.0793,
        "at": "2026-10-18T15:45:11"
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      "datasheet": {
        "url": "https://jlcpcb.com/api/file/downloadByFileSystemAccessId/8588929664567398400",
        "pages": 19,
        "sha256": "38814627bd4ee874",
        "source_tier": "lcsc"
      },
      "cad": "KiCad official (CC-BY-SA 4.0)",
      "pins": {
        "total": 3,
        "described": 3,
        "cites_pages": true,
        "refuses_to_fabricate": true
      }
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        "units": "mm",
        "origin": "footprint origin = pad-pattern centre",
        "seat": "body on z = 0, through-hole leads below",
        "extents_mm": [
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        "zmin_mm": -2.5,
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        "checked": "2026-10-18",
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        "sha256": "6f050f8ef01c91b71ae5dd296fa94cc6ee9dc8262455d2eff325d4b27e7e7a77",
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}