REG101UA-5

{
  "slug": "reg101ua-5",
  "version": "0.1.0",
  "type": "component",
  "description": "Texas Instruments Voltage Regulators - Linear, Low Drop Out (LDO) Regulators, SOIC-8. Pinout cross-checked by two models against the datasheet, KiCad symbol/footprint/3D.",
  "tags": [
    "component",
    "power management (pmic)",
    "reg101ua-5",
    "factory-2.0.0",
    "extractor-text"
  ],
  "dependencies": {},
  "hero": {
    "type": "image",
    "path": "docs/hero.png"
  },
  "files": [
    "page.json",
    "README.md",
    "reg101ua-5.kicad_sym",
    "reg101ua-5.kicad_mod",
    "reg101ua-5.glb",
    "reg101ua-5.step",
    "reg101ua-5.lbr",
    "docs/hero.png",
    "docs/reg101ua-5-datasheet.pdf",
    "viewers/symbol.html",
    "viewers/footprint.html",
    "reg101ua-5-hero.glb",
    "reg101ua-5-hero.overlay.json"
  ],
  "component": {
    "mpn": "REG101UA-5",
    "manufacturer": "Texas Instruments",
    "package": "SOIC-8",
    "pin_count": 8,
    "category": "Power Management (PMIC)",
    "subcategory": "Voltage Regulators - Linear, Low Drop Out (LDO) Regulators",
    "datasheet": "https://www.ti.com/cn/lit/gpn/reg101",
    "parts": {
      "symbol": "reg101ua-5.kicad_sym",
      "footprint": "reg101ua-5.kicad_mod",
      "model_3d": "reg101ua-5-hero.glb",
      "model_3d_plain": "reg101ua-5.glb",
      "model_3d_step": "reg101ua-5-etched.step",
      "model_3d_step_plain": "reg101ua-5.step",
      "lbr": "reg101ua-5.lbr"
    },
    "distributor_links": {
      "lcsc": "C2870040",
      "digikey": "2156-REG101UA-5-TI-ND",
      "mouser": "595-REG101UA-5"
    },
    "distributor_check": {
      "checked_at": "2026-10-11T11:26:33Z",
      "source": "Component Ocean /api/assign-pns",
      "digikey": {
        "pn": "2156-REG101UA-5-TI-ND",
        "status": "found",
        "lifecycle": "Active"
      },
      "mouser": {
        "pn": "595-REG101UA-5",
        "status": "found"
      }
    },
    "pins": [
      {
        "number": "1",
        "name": "VOUT",
        "type": "power_out",
        "description": "Regulated output; pin 1 and pin 2 must both be connected, and the REG101-5 output is 5.0V."
      },
      {
        "number": "2",
        "name": "VOUT",
        "type": "power_out",
        "description": "Regulated output; pin 1 and pin 2 must both be connected, and the REG101-5 output is 5.0V."
      },
      {
        "number": "3",
        "name": "NR/Adjust",
        "type": "passive",
        "description": "Noise reduction capacitor pin (CNR, 0.01µF used for the 23µVrms noise figure) on fixed-voltage models; it is the voltage-setting resistor pin only on the REG101-A adjustable version."
      },
      {
        "number": "4",
        "name": "GND",
        "type": "power_in",
        "description": "Ground reference pin for the regulator."
      },
      {
        "number": "5",
        "name": "Enable",
        "type": "input",
        "description": "Enable input: output is enabled when VENABLE is at least 1.8V and disabled when VENABLE is 0.5V or lower, with an absolute maximum of VIN."
      },
      {
        "number": "6",
        "name": "NC",
        "type": "unconnected",
        "description": "Labeled NC (no connection) in the pin configuration; the datasheet gives no electrical function for this pin."
      },
      {
        "number": "7",
        "name": "VIN",
        "type": "power_in",
        "description": "Supply input; pin 7 and pin 8 must both be connected, with an operating input range of 1.8V to 10V and an absolute maximum of 12V."
      },
      {
        "number": "8",
        "name": "VIN",
        "type": "power_in",
        "description": "Supply input; pin 7 and pin 8 must both be connected, with an operating input range of 1.8V to 10V and an absolute maximum of 12V."
      }
    ],
    "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 were inferred from the flattened SO-8 top-view text on page 2 (left column 1-4 top to bo; NR/Adjust function depends on variant: noise-reduction capacitor pin for fixed-voltage parts such as; Pin 6 is marked NC in the pinout with no stated function or limits; left as unconnected."
        ],
        "pages_sent": 8,
        "cost_usd": 0.0607,
        "at": "2026-10-11T11:26:20"
      },
      "datasheet": {
        "url": "https://www.ti.com/cn/lit/gpn/reg101",
        "pages": 25,
        "sha256": "4b1eaa2d39ccb308",
        "source_tier": "lcsc"
      },
      "cad": "KiCad official (CC-BY-SA 4.0)",
      "pins": {
        "total": 8,
        "described": 8,
        "cites_pages": true,
        "refuses_to_fabricate": true
      }
    },
    "viewers": {
      "symbol": "viewers/symbol.html",
      "footprint": "viewers/footprint.html"
    },
    "models_3d": [
      {
        "file": "reg101ua-5.step",
        "role": "plain",
        "up": "Z",
        "units": "mm",
        "origin": "footprint origin = pad-pattern centre",
        "seat": "z = 0",
        "extents_mm": [
          6.0,
          4.9,
          1.75
        ],
        "zmin_mm": -0.0,
        "centre_offset_mm": 0.0,
        "footprint_binding": "identity",
        "sha256": "07f46cff378d30e6c27dfd5a03092c795323f86d91c71fc7e743f4f418dc553a",
        "checked": "2026-10-11",
        "checked_by": "factory/step_pose.py (Z-up, origin, seat, binding)"
      },
      {
        "file": "reg101ua-5-etched.step",
        "role": "eda",
        "up": "Z",
        "units": "mm",
        "origin": "footprint origin = pad-pattern centre",
        "seat": "z = 0",
        "extents_mm": [
          6.0,
          4.9,
          1.75
        ],
        "zmin_mm": -0.0,
        "centre_offset_mm": 0.0,
        "footprint_binding": "identity",
        "sha256": "a5d788776ca20988c76a96bc8bb53c7509ea5c8e15c0f776bc845720edf00286",
        "checked": "2026-10-11",
        "checked_by": "factory/step_pose.py (Z-up, origin, seat, binding)"
      }
    ]
  }
}