UA78M05IDCY

{
  "slug": "ua78m05idcy",
  "version": "0.1.0",
  "type": "component",
  "description": "Texas Instruments Voltage Regulators - Linear, Low Drop Out (LDO) Regulators, SOT-223-4. Pinout cross-checked by two models against the datasheet, KiCad symbol/footprint/3D.",
  "tags": [
    "component",
    "power management (pmic)",
    "ua78m05idcy",
    "factory-2.0.0",
    "extractor-text"
  ],
  "dependencies": {},
  "hero": {
    "type": "image",
    "path": "docs/hero.png"
  },
  "files": [
    "page.json",
    "README.md",
    "ua78m05idcy.kicad_sym",
    "ua78m05idcy.kicad_mod",
    "ua78m05idcy.glb",
    "ua78m05idcy.step",
    "ua78m05idcy.lbr",
    "docs/hero.png",
    "docs/ua78m05idcy-datasheet.pdf",
    "viewers/symbol.html",
    "viewers/footprint.html",
    "ua78m05idcy-hero.glb",
    "ua78m05idcy-hero.overlay.json"
  ],
  "component": {
    "mpn": "UA78M05IDCY",
    "manufacturer": "Texas Instruments",
    "package": "SOT-223-4",
    "pin_count": 4,
    "category": "Power Management (PMIC)",
    "subcategory": "Voltage Regulators - Linear, Low Drop Out (LDO) Regulators",
    "datasheet": "https://www.ti.com/cn/lit/gpn/ua78m",
    "parts": {
      "symbol": "ua78m05idcy.kicad_sym",
      "footprint": "ua78m05idcy.kicad_mod",
      "model_3d": "ua78m05idcy-hero.glb",
      "model_3d_plain": "ua78m05idcy.glb",
      "model_3d_step": "ua78m05idcy-etched.step",
      "model_3d_step_plain": "ua78m05idcy.step",
      "lbr": "ua78m05idcy.lbr"
    },
    "distributor_links": {
      "lcsc": 2877974,
      "digikey": "2156-UA78M05IDCY-ND",
      "mouser": "595-UA78M05IDCY"
    },
    "distributor_check": {
      "checked_at": "2026-10-03T05:33:12Z",
      "source": "Component Ocean /api/assign-pns",
      "digikey": {
        "pn": "2156-UA78M05IDCY-ND",
        "status": "found",
        "lifecycle": "Active"
      },
      "mouser": {
        "pn": "595-UA78M05IDCY",
        "status": "found"
      }
    },
    "pins": [
      {
        "number": "1",
        "name": "INPUT",
        "type": "input",
        "description": "Input pin for unregulated voltage supply; use recommended 0.33µF capacitor placed as close as possible to INPUT and COMMON pins."
      },
      {
        "number": "2",
        "name": "COMMON",
        "type": "power_in",
        "description": "Ground reference pin."
      },
      {
        "number": "3",
        "name": "OUTPUT",
        "type": "output",
        "description": "Regulated 5V output pin; use recommended 0.1µF capacitor placed as close as possible to OUTPUT and COMMON pins."
      },
      {
        "number": "4",
        "name": "EP",
        "type": "passive",
        "description": "Exposed pad (from the footprint; not named in the datasheet pin table)."
      }
    ],
    "provenance": {
      "extractor": "extract_pins 0.3",
      "factory_chain": {
        "factory": "2.0.0",
        "extractor": "extract_pins 0.3",
        "primary_model": "claude-haiku-4-5-20251001",
        "primary_mode": "text",
        "consensus_model": "claude-sonnet-5-5",
        "consensus": "agreed",
        "guards": "pin_guards 0.1: passed",
        "guard_notes": [
          "extractor flagged: Package is listed as 4-pin in orderable information (PAGE 25) but pin function table on PAGE 3 only ",
          "exposed pad 4 added from the footprint"
        ],
        "pages_sent": 10,
        "cost_usd": 0.1024,
        "at": "2026-10-03T05:32:50"
      },
      "datasheet": {
        "url": "https://www.ti.com/cn/lit/gpn/ua78m",
        "pages": 41,
        "sha256": "de1c4b32fc1fcfd9",
        "source_tier": "lcsc"
      },
      "cad": "KiCad official (CC-BY-SA 4.0)",
      "pins": {
        "total": 4,
        "described": 4,
        "cites_pages": true,
        "refuses_to_fabricate": true
      }
    },
    "viewers": {
      "symbol": "viewers/symbol.html",
      "footprint": "viewers/footprint.html"
    }
  }
}