LR8103B-T15

{
  "slug": "lr8103b-t15",
  "version": "0.1.0",
  "type": "component",
  "description": "LR Voltage Regulators - Linear, Low Drop Out (LDO) Regulators, SOT-23-5L. Pinout cross-checked by two models against the datasheet, KiCad symbol/footprint/3D.",
  "tags": [
    "component",
    "power management (pmic)",
    "lr8103b-t15",
    "factory-2.0.0",
    "extractor-text"
  ],
  "dependencies": {},
  "hero": {
    "type": "image",
    "path": "docs/hero.png"
  },
  "files": [
    "page.json",
    "README.md",
    "lr8103b-t15.kicad_sym",
    "lr8103b-t15.kicad_mod",
    "lr8103b-t15.glb",
    "lr8103b-t15.step",
    "lr8103b-t15.lbr",
    "docs/hero.png",
    "docs/lr8103b-t15-datasheet.pdf",
    "viewers/symbol.html",
    "viewers/footprint.html",
    "lr8103b-t15-hero.glb",
    "lr8103b-t15-hero.overlay.json",
    "lr8103b-t15-etched.glb"
  ],
  "component": {
    "mpn": "LR8103B-T15",
    "manufacturer": "LR",
    "package": "SOT-23-5L",
    "pin_count": 5,
    "category": "Power Management (PMIC)",
    "subcategory": "Voltage Regulators - Linear, Low Drop Out (LDO) Regulators",
    "datasheet": "https://jlcpcb.com/api/file/downloadByFileSystemAccessId/8590896914730590208",
    "parts": {
      "symbol": "lr8103b-t15.kicad_sym",
      "footprint": "lr8103b-t15.kicad_mod",
      "model_3d": "lr8103b-t15-hero.glb",
      "model_3d_plain": "lr8103b-t15-etched.glb",
      "model_3d_step": "lr8103b-t15-etched.step",
      "model_3d_step_plain": "lr8103b-t15.step",
      "lbr": "lr8103b-t15.lbr"
    },
    "distributor_links": {
      "lcsc": "C5205200"
    },
    "distributor_check": {
      "checked_at": "2026-10-18T20:54:32Z",
      "source": "Component Ocean /api/assign-pns",
      "digikey": {
        "pn": null,
        "status": "quota"
      },
      "mouser": {
        "pn": null,
        "status": "quota"
      }
    },
    "pins": [
      {
        "number": "1",
        "name": "VIN",
        "type": "power_in",
        "description": "Input supply; operating input up to 6.5V (absolute maximum 9V), needs a ceramic bypass capacitor of at least 1µF close to the pin."
      },
      {
        "number": "2",
        "name": "GND",
        "type": "power_in",
        "description": "Ground reference for input, output and enable; use a large ground copper area for noise immunity and heat dissipation."
      },
      {
        "number": "3",
        "name": "CE",
        "type": "input",
        "description": "Chip enable input that switches the regulator ON/OFF, with enable voltage specified 0.7V to 1.2V; shutdown current is within ±1µA when CE=0V."
      },
      {
        "number": "4",
        "name": "NC",
        "type": "unconnected",
        "description": "No internal connection."
      },
      {
        "number": "5",
        "name": "VOUT",
        "type": "power_out",
        "description": "Regulated 1.5V output (±1%) for the -T15 version, up to 300mA with short-circuit current limited to 30mA, needs an output capacitor of at least 1µF."
      }
    ],
    "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: Pinout taken from the SOT23-5L top-view diagram on page 2 for the LR8103B variant, which is the 5-pi; NC pin has no function stated in the datasheet beyond the NC label; it is marked unconnected."
        ],
        "pages_sent": 10,
        "cost_usd": 0.0405,
        "at": "2026-10-18T20:52:42"
      },
      "datasheet": {
        "url": "https://jlcpcb.com/api/file/downloadByFileSystemAccessId/8590896914730590208",
        "pages": 10,
        "sha256": "10593f286bcf1c34",
        "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": "lr8103b-t15.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": "2026-10-18",
        "checked_by": "factory/step_pose.py (Z-up, origin, seat, binding)"
      },
      {
        "file": "lr8103b-t15-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": "266b2c1cd7e63be3b8a39f178e272bdaf11e7bfc5636655057b1b646a27a371e",
        "checked": "2026-10-18",
        "checked_by": "factory/step_pose.py (Z-up, origin, seat, binding)"
      }
    ]
  }
}