78R05G-TN3-R

{
  "schema_version": 1,
  "type": "component",
  "slug": "78r05g-tn3-r",
  "title": "78R05G-TN3-R",
  "brief": "UTC Unisonic Tech Voltage Regulators - Linear, Low Drop Out (LDO) Regulators, TO-252-2(DPAK). Pinout extracted from the datasheet, KiCad symbol/footprint/3D.",
  "version": "0.1.0",
  "license": "CC-BY-SA-4.0",
  "tags": [
    "component",
    "pmic",
    "78r05g-tn3-r"
  ],
  "component": {
    "mpn": "78R05G-TN3-R",
    "manufacturer": "UTC Unisonic Tech",
    "package": "TO-252-2(DPAK)",
    "pin_count": 3,
    "category": "PMIC",
    "subcategory": "Voltage Regulators - Linear, Low Drop Out (LDO) Regulators",
    "datasheet": "https://datasheet.lcsc.com/datasheet/pdf/acdaba2697aa4582b6a20a8916aa687c.pdf",
    "parts": {
      "symbol": "78r05g-tn3-r.kicad_sym",
      "footprint": "78r05g-tn3-r.kicad_mod",
      "model_3d": "78r05g-tn3-r-etched.glb",
      "model_3d_plain": "78r05g-tn3-r.glb",
      "model_3d_step": "78r05g-tn3-r-etched.step",
      "model_3d_step_plain": "78r05g-tn3-r.step",
      "lbr": "78r05g-tn3-r.lbr"
    },
    "distributor_links": {},
    "pins": [
      {
        "number": "1",
        "name": "VIN",
        "type": "power_in",
        "description": "Unregulated input voltage pin. Accepts up to 35V absolute max; typical operating input for the 5V version is 7V with dropout of ~0.6V. Bypass with CI > 0.33uF electrolytic near the pin if far from the supply filter."
      },
      {
        "number": "3",
        "name": "VOUT",
        "type": "power_out",
        "description": "Regulated 5V (typ, +/-2.4%) output pin, rated for up to 1A load current. Requires CO > 47uF electrolytic to ground for stability and transient response."
      },
      {
        "number": "2",
        "name": "GND",
        "type": "power_in",
        "description": "Ground reference. In TO-252 this is the tab/pin 2. Also serves as the thermal path to PCB copper."
      }
    ],
    "provenance": {
      "extractor": "ds2sf",
      "datasheet": {
        "url": "https://datasheet.lcsc.com/datasheet/pdf/acdaba2697aa4582b6a20a8916aa687c.pdf",
        "pages": 9,
        "sha256": "6478f9c74b2eab0a",
        "source_tier": "mfr"
      },
      "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": "78r05g-tn3-r.step",
        "role": "plain",
        "up": "Z",
        "units": "mm",
        "origin": "footprint origin = pad-pattern centre",
        "seat": "z = 0",
        "extents_mm": [
          9.9,
          6.5,
          2.32
        ],
        "zmin_mm": -0.0,
        "centre_offset_mm": 0.0,
        "footprint_binding": "identity",
        "sha256": "3eb4c99603a4fe837c2fe9308bc174769ded87a785a0df48d2dc441432ee8b4c",
        "checked": "2026-10-07",
        "checked_by": "factory/step_pose.py (Z-up, origin, seat, binding)"
      },
      {
        "file": "78r05g-tn3-r-etched.step",
        "role": "eda",
        "up": "Z",
        "units": "mm",
        "origin": "footprint origin = pad-pattern centre",
        "seat": "z = 0",
        "extents_mm": [
          9.9,
          6.5,
          2.32
        ],
        "zmin_mm": -0.0,
        "centre_offset_mm": 0.0,
        "footprint_binding": "identity",
        "sha256": "287f41a21f6b064a310e381ced15e4a963fbba8c139159ba257b820d22295080",
        "checked": "2026-10-16",
        "checked_by": "factory/step_pose.py (Z-up, origin, seat, binding)"
      }
    ]
  },
  "metadata": {
    "specs": {
      "Manufacturer": "UTC Unisonic Tech",
      "Package": "TO-252-2(DPAK)",
      "Category": "PMIC",
      "Pins": "3"
    }
  },
  "variants": [
    {
      "mpn": "78R05G-TN3-R",
      "kind": "packaging"
    },
    {
      "mpn": "78R05G-TN3-RL-TN3-R",
      "kind": "packaging"
    },
    {
      "mpn": "78R05G-TN3-RTN5-R",
      "kind": "packaging"
    },
    {
      "mpn": "78R05G-TN3-RL-TN5-R",
      "kind": "packaging"
    },
    {
      "mpn": "78R05G-TN5-R",
      "kind": "unknown"
    },
    {
      "mpn": "78R05G-TN3-RTB5-T",
      "kind": "packaging"
    },
    {
      "mpn": "78R05G-TN3-RL-TB5-T",
      "kind": "packaging"
    },
    {
      "mpn": "78R05G-TN3-RG-TB5-T",
      "kind": "packaging"
    },
    {
      "mpn": "78R05G-TN3-RTF4-T",
      "kind": "packaging"
    },
    {
      "mpn": "78R05G-TN3-RL-TF4-T",
      "kind": "packaging"
    },
    {
      "mpn": "78R05G-TN3-RG-TF4-T",
      "kind": "packaging"
    }
  ],
  "sections": [
    "hero",
    "viewers",
    "readme",
    "breadcrumbs",
    "info"
  ],
  "discovery_triggers": [
    "78r05g-tn3-r"
  ],
  "discovery_pitch": "78R05G-TN3-R (UTC Unisonic Tech) component page with datasheet-verified CAD.",
  "author": {
    "name": "Ray",
    "email": "[email protected]"
  },
  "dependencies": {},
  "hero": {
    "type": "image",
    "path": "docs/hero.png"
  },
  "files": [
    "page.json",
    "README.md",
    "78r05g-tn3-r.kicad_sym",
    "78r05g-tn3-r.kicad_mod",
    "78r05g-tn3-r.glb",
    "78r05g-tn3-r.step",
    "78r05g-tn3-r.lbr",
    "docs/hero.png",
    "docs/78r05g-tn3-r-datasheet.pdf",
    "viewers/symbol.html",
    "viewers/footprint.html"
  ],
  "visibility": {
    "public": true
  },
  "updated_at": "2026-09-24T15:23:52.456Z"
}