main
Ray Set visibility: public 847eff1 7h ago
{
  "schema_version": 1,
  "type": "component",
  "slug": "lr8341a-m27",
  "title": "LR8341A-M27",
  "brief": "LR Voltage Regulators - Linear, Low Drop Out (LDO) Regulators, SOT-89-3. Pinout cross-checked by two models against the datasheet, KiCad symbol/footprint/3D.",
  "version": "0.1.0",
  "license": "CC-BY-SA-4.0",
  "tags": [
    "component",
    "power management (pmic)",
    "lr8341a-m27",
    "factory-2.0.0",
    "extractor-text"
  ],
  "component": {
    "mpn": "LR8341A-M27",
    "manufacturer": "LR",
    "package": "SOT-89-3",
    "pin_count": 3,
    "category": "Power Management (PMIC)",
    "subcategory": "Voltage Regulators - Linear, Low Drop Out (LDO) Regulators",
    "datasheet": "https://jlcpcb.com/api/file/downloadByFileSystemAccessId/8770707454374502400",
    "parts": {
      "symbol": "lr8341a-m27.kicad_sym",
      "footprint": "lr8341a-m27.kicad_mod",
      "model_3d": "lr8341a-m27-hero.glb",
      "model_3d_plain": "lr8341a-m27-etched.glb",
      "model_3d_step": "lr8341a-m27-etched.step",
      "model_3d_step_plain": "lr8341a-m27.step",
      "lbr": "lr8341a-m27.lbr"
    },
    "distributor_links": {
      "lcsc": "C5205211"
    },
    "distributor_check": {
      "checked_at": "2026-10-18T13:44:21Z",
      "source": "Component Ocean /api/assign-pns",
      "digikey": {
        "pn": null,
        "status": "quota"
      },
      "mouser": {
        "pn": null,
        "status": "quota"
      }
    },
    "pins": [
      {
        "number": "1",
        "name": "GND",
        "type": "power_in",
        "description": "Ground pin; all voltages are referenced to GND."
      },
      {
        "number": "2",
        "name": "VIN",
        "type": "power_in",
        "description": "Input supply pin, input voltage up to 40V (absolute max 55V), requires a ceramic bypass capacitor of at least 1uF."
      },
      {
        "number": "3",
        "name": "VOUT",
        "type": "power_out",
        "description": "Fixed 2.7V regulated output delivering 100mA, requires an output capacitor of at least 1uF."
      }
    ],
    "provenance": {
      "extractor": "extract_pins 0.3",
      "factory_chain": {
        "factory": "2.0.0",
        "extractor": "extract_pins 0.3",
        "primary_model": "claude-sonnet-5-5",
        "primary_mode": "text+vision",
        "consensus_model": "claude-opus-5-5",
        "consensus": "agreed",
        "guards": "pin_guards 0.1: passed",
        "guard_notes": [
          "extractor flagged: Pin names and numbers come from the SOT89-3 top view drawing on page 3. The text has no pin function",
          "vision extraction: provenance cannot be text-verified; needs consensus"
        ],
        "pages_sent": 12,
        "cost_usd": 0.1813,
        "at": "2026-10-18T13:44:09"
      },
      "datasheet": {
        "url": "https://jlcpcb.com/api/file/downloadByFileSystemAccessId/8770707454374502400",
        "pages": 12,
        "sha256": "9debd2ff576f27c4",
        "source_tier": "lcsc"
      },
      "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": "lr8341a-m27.step",
        "role": "plain",
        "up": "Z",
        "units": "mm",
        "origin": "footprint origin = pad-pattern centre",
        "seat": "z = 0",
        "extents_mm": [
          4,
          4.5,
          1.52
        ],
        "zmin_mm": 0,
        "centre_offset_mm": 0.05,
        "footprint_binding": "identity",
        "sha256": "844c0bb504d0c383535d9845c6376fe7a4053241a2ede8d8ef694df3fcfc37c8",
        "checked": "2026-10-18",
        "checked_by": "factory/step_pose.py (Z-up, origin, seat, binding)"
      },
      {
        "file": "lr8341a-m27-etched.step",
        "role": "eda",
        "up": "Z",
        "units": "mm",
        "origin": "footprint origin = pad-pattern centre",
        "seat": "z = 0",
        "extents_mm": [
          4,
          4.5,
          1.52
        ],
        "zmin_mm": 0,
        "centre_offset_mm": 0.05,
        "footprint_binding": "identity",
        "sha256": "f528729fa26ac465d9cac1c8cea67f640f404f6a7ecb2708342ca1457e899ab1",
        "checked": "2026-10-18",
        "checked_by": "factory/step_pose.py (Z-up, origin, seat, binding)"
      }
    ]
  },
  "metadata": {
    "specs": {
      "Manufacturer": "LR",
      "Package": "SOT-89-3",
      "Category": "Power Management (PMIC)",
      "Pins": "3"
    },
    "characteristics": {
      "version": 1,
      "source": "datasheet",
      "datasheet_sha256": "9debd2ff576f27c4df5d94bedf14eebd8357d1434c0dd3e9d256fe3fa7565538",
      "rows": [
        {
          "name": "Maximum input supply voltage",
          "symbol": "VIN",
          "kind": "absolute_maximum",
          "unit": "V",
          "min": null,
          "typ": null,
          "max": 55,
          "conditions": "",
          "source_page": 4,
          "source": "datasheet"
        },
        {
          "name": "Maximum output current",
          "symbol": "IOUT",
          "kind": "absolute_maximum",
          "unit": "mA",
          "min": null,
          "typ": null,
          "max": 160,
          "conditions": "",
          "source_page": 4,
          "source": "datasheet"
        },
        {
          "name": "Power dissipation (SOT89-3)",
          "symbol": "PD",
          "kind": "absolute_maximum",
          "unit": "mW",
          "min": null,
          "typ": null,
          "max": 500,
          "conditions": "SOT89-3 package",
          "source_page": 4,
          "source": "datasheet"
        },
        {
          "name": "Operating temperature",
          "symbol": "TOPR",
          "kind": "recommended_operating",
          "unit": "℃",
          "min": -40,
          "typ": null,
          "max": 105,
          "conditions": "",
          "source_page": 4,
          "source": "datasheet"
        },
        {
          "name": "Storage temperature",
          "symbol": "TSTG",
          "kind": "absolute_maximum",
          "unit": "℃",
          "min": -40,
          "typ": null,
          "max": 125,
          "conditions": "",
          "source_page": 4,
          "source": "datasheet"
        },
        {
          "name": "ESD HBM POS/NEG",
          "symbol": "",
          "kind": "absolute_maximum",
          "unit": "V",
          "min": -3000,
          "typ": null,
          "max": 3000,
          "conditions": "H.B.M",
          "source_page": 4,
          "source": "datasheet"
        },
        {
          "name": "Maximum junction temperature (absolute maximum ratings)",
          "symbol": "TJ(MAX)",
          "kind": "absolute_maximum",
          "unit": "°C",
          "min": null,
          "typ": null,
          "max": 150,
          "conditions": "",
          "source_page": 8,
          "source": "datasheet"
        },
        {
          "name": "Maximum junction temperature (normal operation)",
          "symbol": "TJ",
          "kind": "recommended_operating",
          "unit": "°C",
          "min": null,
          "typ": null,
          "max": 125,
          "conditions": "recommended for reliable normal operation",
          "source_page": 8,
          "source": "datasheet"
        },
        {
          "name": "Input supply voltage",
          "symbol": "VIN",
          "kind": "electrical",
          "unit": "V",
          "min": null,
          "typ": null,
          "max": 40,
          "conditions": "ISS=5uA",
          "source_page": 4,
          "source": "datasheet"
        },
        {
          "name": "Line regulation",
          "symbol": "ΔVOUT",
          "kind": "electrical",
          "unit": "mV",
          "min": -30,
          "typ": null,
          "max": 30,
          "conditions": "VOUT+2V≤VIN≤40V, IOUT=5mA",
          "source_page": 4,
          "source": "datasheet"
        },
        {
          "name": "Load regulation",
          "symbol": "ΔVOUT",
          "kind": "electrical",
          "unit": "mV",
          "min": -50,
          "typ": null,
          "max": 50,
          "conditions": "VIN= VOUT+2V, 1mA≤IOUT≤100mA",
          "source_page": 4,
          "source": "datasheet"
        },
        {
          "name": "Minimum dropout voltage",
          "symbol": "VDrop",
          "kind": "electrical",
          "unit": "mV",
          "min": 320,
          "typ": 390,
          "max": 450,
          "conditions": "IOUT=50mA, ΔVOUT=±2%*VOUT",
          "source_page": 4,
          "source": "datasheet"
        },
        {
          "name": "Minimum dropout voltage",
          "symbol": "VDrop",
          "kind": "electrical",
          "unit": "mV",
          "min": 600,
          "typ": 750,
          "max": 900,
          "conditions": "IOUT=100mA, ΔVOUT=±2%*VOUT",
          "source_page": 4,
          "source": "datasheet"
        },
        {
          "name": "Quiescent current",
          "symbol": "ISS",
          "kind": "electrical",
          "unit": "uA",
          "min": null,
          "typ": 2,
          "max": 5,
          "conditions": "VIN= VOUT+2V",
          "source_page": 5,
          "source": "datasheet"
        },
        {
          "name": "Output voltage temperature coefficient",
          "symbol": "ΔVOUT/(ΔTa*VOUT)",
          "kind": "temperature_coefficient",
          "unit": "ppm/℃",
          "min": -100,
          "typ": null,
          "max": 100,
          "conditions": "VIN= VOUT+1V, IOUT=10mA, -40℃≤Ta≤85℃",
          "source_page": 5,
          "source": "datasheet"
        },
        {
          "name": "Input capacitor (recommended range)",
          "symbol": "CIN",
          "kind": "recommended_operating",
          "unit": "uF",
          "min": 1,
          "typ": null,
          "max": 10,
          "conditions": "ceramic; layout guide recommends CIN=COUT between 1uF and 10uF",
          "source_page": 10,
          "source": "datasheet"
        },
        {
          "name": "Output capacitor (recommended range)",
          "symbol": "COUT",
          "kind": "recommended_operating",
          "unit": "uF",
          "min": 1,
          "typ": null,
          "max": 10,
          "conditions": "ceramic; layout guide recommends CIN=COUT between 1uF and 10uF",
          "source_page": 10,
          "source": "datasheet"
        },
        {
          "name": "Thermal resistance junction-to-ambient (SOT89-3)",
          "symbol": "θJA",
          "kind": "thermal",
          "unit": "°C/W",
          "min": null,
          "typ": 200,
          "max": null,
          "conditions": "SOT89-3 package",
          "source_page": 8,
          "source": "datasheet"
        }
      ]
    }
  },
  "variants": [],
  "sections": [
    "hero",
    "viewers",
    "readme",
    "breadcrumbs",
    "info"
  ],
  "discovery_triggers": [
    "lr8341a-m27"
  ],
  "discovery_pitch": "LR8341A-M27 (LR) component page: datasheet pinout, KiCad symbol, footprint and 3D.",
  "author": {
    "name": "Ray",
    "email": "[email protected]"
  },
  "dependencies": {},
  "hero": {
    "type": "image",
    "path": "docs/hero.png"
  },
  "files": [
    "page.json",
    "README.md",
    "lr8341a-m27.kicad_sym",
    "lr8341a-m27.kicad_mod",
    "lr8341a-m27.glb",
    "lr8341a-m27.step",
    "lr8341a-m27.lbr",
    "docs/hero.png",
    "docs/lr8341a-m27-datasheet.pdf",
    "viewers/symbol.html",
    "viewers/footprint.html",
    "lr8341a-m27-hero.glb",
    "lr8341a-m27-hero.overlay.json",
    "lr8341a-m27-etched.glb"
  ],
  "visibility": {
    "public": true
  }
}