TP181C50S5-A

{
  "schema_version": 1,
  "type": "component",
  "slug": "tp181c50s5-a",
  "title": "TP181C50S5-A",
  "brief": "TECH PUBLIC Voltage Regulators - Linear, Low Drop Out (LDO) Regulators, SOT-23-5. Pinout extracted from the datasheet, KiCad symbol/footprint/3D.",
  "version": "0.1.0",
  "license": "CC-BY-SA-4.0",
  "tags": [
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    "pmic",
    "tp181c50s5-a"
  ],
  "component": {
    "mpn": "TP181C50S5-A",
    "manufacturer": "TECH PUBLIC",
    "package": "SOT-23-5",
    "pin_count": 5,
    "category": "PMIC",
    "subcategory": "Voltage Regulators - Linear, Low Drop Out (LDO) Regulators",
    "datasheet": "https://wmsc.lcsc.com/wmsc/upload/file/pdf/v2/lcsc/2202132030_TECH-PUBLIC-TP181C50S5-A_C2841399.pdf",
    "parts": {
      "symbol": "tp181c50s5-a.kicad_sym",
      "footprint": "tp181c50s5-a.kicad_mod",
      "model_3d": "tp181c50s5-a-etched.glb",
      "model_3d_plain": "tp181c50s5-a.glb",
      "model_3d_step": "tp181c50s5-a-etched.step",
      "model_3d_step_plain": "tp181c50s5-a.step",
      "lbr": "tp181c50s5-a.lbr"
    },
    "distributor_links": {},
    "pins": [
      {
        "number": "1",
        "name": "VIN",
        "type": "power_in",
        "description": "Unregulated input supply voltage. Operating range up to 18V (absolute max 18V). Bypass to GND with a 1µF ceramic capacitor close to the pin."
      },
      {
        "number": "2",
        "name": "GND",
        "type": "power_in",
        "description": "Device ground reference. Connect to the system ground plane."
      },
      {
        "number": "3",
        "name": "CE",
        "type": "input",
        "description": "Chip Enable (active-high). VCEH ≥ 1.3V enables the regulator; VCEL ≤ 0.7V disables it and puts the device into low-power shutdown. When CE=0 an internal ~500Ω auto-discharge resistor pulls VOUT to ground."
      },
      {
        "number": "4",
        "name": "NC",
        "type": "unconnected",
        "description": "No internal connection. Leave floating or tie to GND."
      },
      {
        "number": "5",
        "name": "VOUT",
        "type": "power_out",
        "description": "Regulated 5.0V output (typ, 4.9V min / 5.1V max at IOUT=30mA). Supports up to 300mA continuous with foldback short-circuit protection (ISHORT≈40mA, ILIMIT≈500mA). Requires a 1µF ceramic output capacitor for stability."
      }
    ],
    "provenance": {
      "extractor": "ds2sf",
      "datasheet": {
        "url": "https://wmsc.lcsc.com/wmsc/upload/file/pdf/v2/lcsc/2202132030_TECH-PUBLIC-TP181C50S5-A_C2841399.pdf",
        "pages": 7,
        "sha256": "48f531e81160802a",
        "source_tier": "lcsc"
      },
      "cad": "KiCad official (CC-BY-SA 4.0)",
      "pins": {
        "total": 5,
        "described": 5,
        "cites_pages": true,
        "refuses_to_fabricate": true
      }
    },
    "viewers": {
      "symbol": "viewers/symbol.html",
      "footprint": "viewers/footprint.html"
    },
    "models_3d": [
      {
        "file": "tp181c50s5-a.step",
        "role": "plain",
        "up": "Z",
        "units": "mm",
        "origin": "footprint origin = pad-pattern centre",
        "seat": "z = 0",
        "extents_mm": [
          2.8,
          2.9,
          1.55
        ],
        "zmin_mm": 0.0,
        "centre_offset_mm": 0.0,
        "footprint_binding": "identity",
        "sha256": "720a6eab0024069bbee68e7cb4c3ff1149468a34611225cdc852662c5d0ec2b7",
        "checked": "2026-10-07",
        "checked_by": "factory/step_pose.py (Z-up, origin, seat, binding)"
      },
      {
        "file": "tp181c50s5-a-etched.step",
        "role": "eda",
        "up": "Z",
        "units": "mm",
        "origin": "footprint origin = pad-pattern centre",
        "seat": "z = 0",
        "extents_mm": [
          2.8,
          2.9,
          1.55
        ],
        "zmin_mm": 0.0,
        "centre_offset_mm": 0.0,
        "footprint_binding": "identity",
        "sha256": "e333db4cd552c973dacf54816b1cffb22407941b18675b2739267a06753dc938",
        "checked": "2026-10-07",
        "checked_by": "factory/step_pose.py (Z-up, origin, seat, binding)"
      }
    ]
  },
  "metadata": {
    "specs": {
      "Manufacturer": "TECH PUBLIC",
      "Package": "SOT-23-5",
      "Category": "PMIC",
      "Pins": "5"
    }
  },
  "sections": [
    "hero",
    "viewers",
    "readme",
    "breadcrumbs",
    "info"
  ],
  "discovery_triggers": [
    "tp181c50s5-a"
  ],
  "discovery_pitch": "TP181C50S5-A (TECH PUBLIC) 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",
    "tp181c50s5-a.kicad_sym",
    "tp181c50s5-a.kicad_mod",
    "tp181c50s5-a.glb",
    "tp181c50s5-a.step",
    "tp181c50s5-a.lbr",
    "docs/hero.png",
    "docs/tp181c50s5-a-datasheet.pdf",
    "viewers/symbol.html",
    "viewers/footprint.html",
    "tp181c50s5-a-etched.step"
  ],
  "visibility": {
    "public": true
  },
  "variants": [
    {
      "mpn": "TP181C50S5-A",
      "kind": "packaging"
    },
    {
      "mpn": "TP181C50S5-AD6",
      "kind": "packaging"
    },
    {
      "mpn": "TP181C50S5-AT3",
      "kind": "packaging"
    },
    {
      "mpn": "TP181C50S5-AS3L",
      "kind": "packaging"
    }
  ],
  "updated_at": "2026-09-25T11:15:18.810Z"
}