LHR3050AFMA

{
  "slug": "lhr3050afma",
  "version": "0.1.0",
  "type": "component",
  "description": "Legendsemi Voltage Reference, MSOP-8. Pinout cross-checked by two models against the datasheet, KiCad symbol/footprint/3D.",
  "tags": [
    "component",
    "power management (pmic)",
    "lhr3050afma",
    "factory-2.0.0",
    "extractor-text"
  ],
  "dependencies": {},
  "hero": {
    "type": "image",
    "path": "docs/hero.png"
  },
  "files": [
    "page.json",
    "README.md",
    "lhr3050afma.kicad_sym",
    "lhr3050afma.kicad_mod",
    "lhr3050afma.glb",
    "lhr3050afma.step",
    "lhr3050afma.lbr",
    "docs/hero.png",
    "docs/lhr3050afma-datasheet.pdf",
    "viewers/symbol.html",
    "viewers/footprint.html",
    "lhr3050afma-hero.glb",
    "lhr3050afma-hero.overlay.json",
    "lhr3050afma-etched.glb"
  ],
  "component": {
    "mpn": "LHR3050AFMA",
    "manufacturer": "Legendsemi",
    "package": "MSOP-8",
    "pin_count": 8,
    "category": "Power Management (PMIC)",
    "subcategory": "Voltage Reference",
    "datasheet": "https://datasheet.lcsc.com/datasheet/pdf/40621d54f6491940dec8f9404205c101.pdf",
    "parts": {
      "symbol": "lhr3050afma.kicad_sym",
      "footprint": "lhr3050afma.kicad_mod",
      "model_3d": "lhr3050afma-hero.glb",
      "model_3d_plain": "lhr3050afma-etched.glb",
      "model_3d_step": "lhr3050afma-etched.step",
      "model_3d_step_plain": "lhr3050afma.step",
      "lbr": "lhr3050afma.lbr"
    },
    "distributor_links": {
      "lcsc": "C42459125"
    },
    "distributor_check": {
      "checked_at": "2026-10-23T12:19:20Z",
      "source": "Component Ocean /api/assign-pns",
      "digikey": {
        "pn": null,
        "status": "no match"
      },
      "mouser": {
        "pn": null,
        "status": "no match"
      }
    },
    "pins": [
      {
        "number": "1",
        "name": "DNC",
        "type": "unconnected",
        "description": "Do not connect; leave this pin unconnected."
      },
      {
        "number": "2",
        "name": "VIN",
        "type": "power_in",
        "description": "Supply voltage input, VOUT + 0.2V minimum (2.7V minimum for VOUT above 2.5V per datasheet note) to 18V maximum, with a 1µF to 10µF bypass capacitor recommended close to the pin."
      },
      {
        "number": "3",
        "name": "TEMP",
        "type": "output",
        "description": "Temperature monitor pin giving a voltage of 692mV typical at 25°C with 2.08mV/°C sensitivity; high output impedance, so buffer it, and it does not affect VOUT accuracy."
      },
      {
        "number": "4",
        "name": "GND",
        "type": "power_in",
        "description": "Ground."
      },
      {
        "number": "5",
        "name": "NC",
        "type": "unconnected",
        "description": "No internal connection."
      },
      {
        "number": "6",
        "name": "VOUT",
        "type": "power_out",
        "description": "Reference voltage output of 5.0V for LHR3050, sources and sinks up to ±10mA, and needs a 1µF to 50µF output capacitor to GND."
      },
      {
        "number": "7",
        "name": "DNC",
        "type": "unconnected",
        "description": "Do not connect; leave this pin unconnected."
      },
      {
        "number": "8",
        "name": "DNC",
        "type": "unconnected",
        "description": "Do not connect; leave this pin unconnected."
      }
    ],
    "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",
        "consensus_model": "claude-sonnet-5-5",
        "consensus": "agreed",
        "guards": "pin_guards 0.1: passed",
        "guard_notes": [
          "extractor flagged: The pinout figure is shared by SOP8L and MSOP8L and the text gives the same pin table for both, so i"
        ],
        "pages_sent": 14,
        "cost_usd": 0.0986,
        "at": "2026-10-23T12:19:10"
      },
      "datasheet": {
        "url": "https://datasheet.lcsc.com/datasheet/pdf/40621d54f6491940dec8f9404205c101.pdf",
        "pages": 14,
        "sha256": "ff3d9553c635cfa9",
        "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": "lhr3050afma.step",
        "role": "plain",
        "up": "Z",
        "units": "mm",
        "origin": "footprint origin = pad-pattern centre",
        "seat": "z = 0",
        "extents_mm": [
          4.9,
          3.0,
          0.95
        ],
        "zmin_mm": -0.0,
        "centre_offset_mm": 0.0,
        "footprint_binding": "identity",
        "sha256": "847c4c5023fe1603fbd36900a5dcc4bd3901ba473f71d42c9a469f0236eaadf3",
        "checked": "2026-10-23",
        "checked_by": "factory/step_pose.py (Z-up, origin, seat, binding)"
      },
      {
        "file": "lhr3050afma-etched.step",
        "role": "eda",
        "up": "Z",
        "units": "mm",
        "origin": "footprint origin = pad-pattern centre",
        "seat": "z = 0",
        "extents_mm": [
          4.9,
          3.0,
          0.95
        ],
        "zmin_mm": -0.0,
        "centre_offset_mm": 0.0,
        "footprint_binding": "identity",
        "sha256": "6cbc5a707639817d83c30374f2cefce3dc5e35e6630bb0df2a6e4efae0458c66",
        "checked": "2026-10-23",
        "checked_by": "factory/step_pose.py (Z-up, origin, seat, binding)"
      }
    ]
  }
}