LN1138B502MR-G

{
  "slug": "ln1138b502mr-g",
  "version": "0.1.0",
  "type": "component",
  "description": "NATLINEAR 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)",
    "ln1138b502mr-g",
    "factory-2.0.0",
    "extractor-text"
  ],
  "dependencies": {},
  "hero": {
    "type": "image",
    "path": "docs/hero.png"
  },
  "files": [
    "page.json",
    "README.md",
    "ln1138b502mr-g.kicad_sym",
    "ln1138b502mr-g.kicad_mod",
    "ln1138b502mr-g.glb",
    "ln1138b502mr-g.step",
    "ln1138b502mr-g.lbr",
    "docs/hero.png",
    "docs/ln1138b502mr-g-datasheet.pdf",
    "viewers/symbol.html",
    "viewers/footprint.html",
    "ln1138b502mr-g-hero.glb",
    "ln1138b502mr-g-hero.overlay.json",
    "ln1138b502mr-g-etched.glb"
  ],
  "component": {
    "mpn": "LN1138B502MR-G",
    "manufacturer": "NATLINEAR",
    "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/8590233779433336832",
    "parts": {
      "symbol": "ln1138b502mr-g.kicad_sym",
      "footprint": "ln1138b502mr-g.kicad_mod",
      "model_3d": "ln1138b502mr-g-hero.glb",
      "model_3d_plain": "ln1138b502mr-g-etched.glb",
      "model_3d_step": "ln1138b502mr-g-etched.step",
      "model_3d_step_plain": "ln1138b502mr-g.step",
      "lbr": "ln1138b502mr-g.lbr"
    },
    "distributor_links": {
      "lcsc": "C3007991"
    },
    "distributor_check": {
      "checked_at": "2026-10-17T14:16:07Z",
      "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 voltage pin, with the datasheet rating VIN from 2.0 V to 7 V in the electrical characteristics and an absolute maximum of VSS-0.3 V to VSS+8 V."
      },
      {
        "number": "2",
        "name": "GND",
        "type": "power_in",
        "description": "Ground pin, which is the reference for VIN, VOUT and CE and must be tied to the system ground."
      },
      {
        "number": "3",
        "name": "CE",
        "type": "input",
        "description": "Chip enable pin, where the MPN suffix B selects active-high enable without an internal pull-down, with VCEH minimum 1.6 V and VCEL maximum 0.25 V."
      },
      {
        "number": "4",
        "name": "NC",
        "type": "unconnected",
        "description": "No internal connection; the pin is left floating (悬空) on the package."
      },
      {
        "number": "5",
        "name": "VOUT",
        "type": "power_out",
        "description": "Regulated output pin, with a preset output voltage accurate to ±2.0% and output current up to 300 mA when VIN ≥ VOUT + 1 V."
      }
    ],
    "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: The pin table is printed in Chinese; pin names and functions were translated into English. The sourc; The MPN LN1138B502MR-G decodes (per the ordering table on page 1) to package code M = SOT23-5L, CE t"
        ],
        "pages_sent": 11,
        "cost_usd": 0.0438,
        "at": "2026-10-17T14:14:04"
      },
      "datasheet": {
        "url": "https://jlcpcb.com/api/file/downloadByFileSystemAccessId/8590233779433336832",
        "pages": 11,
        "sha256": "4514d3b558ecd84e",
        "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": [
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        "file": "ln1138b502mr-g.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": "2026-10-17",
        "checked_by": "factory/step_pose.py (Z-up, origin, seat, binding)"
      },
      {
        "file": "ln1138b502mr-g-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": "514164d2373bca8cef6b55510ce1b7b94eae45729ef873718026352e51674785",
        "checked": "2026-10-17",
        "checked_by": "factory/step_pose.py (Z-up, origin, seat, binding)"
      }
    ]
  }
}