LM5010SD

{
  "schema_version": 1,
  "type": "component",
  "slug": "lm5010sd",
  "title": "LM5010SD",
  "brief": "Texas Instruments DC-DC Converters, WSON-10-EP(4x4). 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)",
    "lm5010sd",
    "factory-2.0.0",
    "extractor-text"
  ],
  "component": {
    "mpn": "LM5010SD",
    "manufacturer": "Texas Instruments",
    "package": "WSON-10-EP(4x4)",
    "pin_count": 11,
    "category": "Power Management (PMIC)",
    "subcategory": "DC-DC Converters",
    "datasheet": "https://www.ti.com/cn/lit/gpn/lm5010",
    "parts": {
      "symbol": "lm5010sd.kicad_sym",
      "footprint": "lm5010sd.kicad_mod",
      "model_3d": "lm5010sd-hero.glb",
      "model_3d_plain": "lm5010sd.glb",
      "model_3d_step": "lm5010sd-etched.step",
      "model_3d_step_plain": "lm5010sd.step",
      "lbr": "lm5010sd.lbr"
    },
    "distributor_links": {
      "lcsc": "C431551",
      "digikey": "LM5010SDTR-ND",
      "mouser": "926-LM5010SD"
    },
    "distributor_check": {
      "checked_at": "2026-10-08T21:32:21Z",
      "source": "Component Ocean /api/assign-pns",
      "digikey": {
        "pn": "LM5010SDTR-ND",
        "status": "found",
        "lifecycle": "Obsolete"
      },
      "mouser": {
        "pn": "926-LM5010SD",
        "status": "found",
        "lifecycle": "Obsolete"
      }
    },
    "pins": [
      {
        "number": "1",
        "name": "SW",
        "type": "output",
        "description": "Switching node, internally connected to the buck switch source; connect to the inductor, free-wheeling diode, and bootstrap capacitor."
      },
      {
        "number": "2",
        "name": "BST",
        "type": "input",
        "description": "Boost pin for the bootstrap capacitor; connect a 0.022-µF capacitor from SW to this pin, charged from VCC through an internal diode during each OFF-time."
      },
      {
        "number": "3",
        "name": "ISEN",
        "type": "input",
        "description": "Current sense input; recirculating current flows through the internal sense resistor and out of this pin to the free-wheeling diode, with current limit nominally set at 1.25 A."
      },
      {
        "number": "4",
        "name": "SGND",
        "type": "power_in",
        "description": "Sense ground; recirculating current flows into this pin to the current sense resistor."
      },
      {
        "number": "5",
        "name": "RTN",
        "type": "power_in",
        "description": "Circuit ground for all internal circuitry other than the current limit detection."
      },
      {
        "number": "6",
        "name": "FB",
        "type": "input",
        "description": "Feedback input from the regulated output, connected internally to the regulation and overvoltage comparators; the regulation level is 2.5 V."
      },
      {
        "number": "7",
        "name": "SS",
        "type": "input",
        "description": "Soft start: an internal 11.5-µA current source charges an external capacitor to 2.5 V to provide the soft-start function."
      },
      {
        "number": "8",
        "name": "RON/SD",
        "type": "input",
        "description": "ON-time control and shutdown: an external resistor from VIN to this pin sets the buck switch ON-time, and grounding this pin shuts down the regulator."
      },
      {
        "number": "9",
        "name": "VCC",
        "type": "power_out",
        "description": "Output of the startup regulator, nominally regulated at 7 V; an external 7.5 V to 14 V may be applied to reduce internal dissipation, and an internal diode connects VCC to VIN."
      },
      {
        "number": "10",
        "name": "VIN",
        "type": "power_in",
        "description": "Input supply with a nominal input range of 8 V to 75 V."
      },
      {
        "number": "11",
        "name": "EP",
        "type": "passive",
        "description": "Exposed pad (from the footprint; not named in the datasheet pin table)."
      }
    ],
    "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 exposed thermal pad is listed in the WSON pin table as 'EP' with no pin number printed, so it is; The datasheet pin table lists VCC as type 'I' (input), but the description says it is the output of ; The datasheet pin table lists VIN as type 'I' and SW as 'O'. VIN was mapped to power_in as the suppl",
          "exposed pad 11 added from the footprint"
        ],
        "pages_sent": 8,
        "cost_usd": 0.0516,
        "at": "2026-10-08T21:31:50"
      },
      "datasheet": {
        "url": "https://www.ti.com/cn/lit/gpn/lm5010",
        "pages": 35,
        "sha256": "10e2ba679717d7bd",
        "source_tier": "lcsc"
      },
      "cad": "KiCad official (CC-BY-SA 4.0)",
      "pins": {
        "total": 11,
        "described": 11,
        "cites_pages": true,
        "refuses_to_fabricate": true
      }
    },
    "viewers": {
      "symbol": "viewers/symbol.html",
      "footprint": "viewers/footprint.html"
    },
    "models_3d": [
      {
        "file": "lm5010sd.step",
        "role": "plain",
        "up": "Z",
        "units": "mm",
        "origin": "footprint origin = pad-pattern centre",
        "seat": "z = 0",
        "extents_mm": [
          4,
          3.95,
          0.8
        ],
        "zmin_mm": 0,
        "centre_offset_mm": 0,
        "footprint_binding": "identity",
        "sha256": "ef3c2f392fea7049285bfc942095cbd03d5bb47d74597dd80d1bc887363be656",
        "checked": "2026-10-08",
        "checked_by": "factory/step_pose.py (Z-up, origin, seat, binding)"
      },
      {
        "file": "lm5010sd-etched.step",
        "role": "eda",
        "up": "Z",
        "units": "mm",
        "origin": "footprint origin = pad-pattern centre",
        "seat": "z = 0",
        "extents_mm": [
          4,
          3.95,
          0.8
        ],
        "zmin_mm": 0,
        "centre_offset_mm": 0,
        "footprint_binding": "identity",
        "sha256": "371df2409e134ed3d073466a6a6dfc55a3345c395e8188fa91ed0a3401f17373",
        "checked": "2026-10-08",
        "checked_by": "factory/step_pose.py (Z-up, origin, seat, binding)"
      }
    ]
  },
  "metadata": {
    "specs": {
      "Manufacturer": "Texas Instruments",
      "Package": "WSON-10-EP(4x4)",
      "Category": "Power Management (PMIC)",
      "Pins": "11"
    }
  },
  "variants": [],
  "sections": [
    "hero",
    "viewers",
    "readme",
    "breadcrumbs",
    "info"
  ],
  "discovery_triggers": [
    "lm5010sd"
  ],
  "discovery_pitch": "LM5010SD (Texas Instruments) 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",
    "lm5010sd.kicad_sym",
    "lm5010sd.kicad_mod",
    "lm5010sd.glb",
    "lm5010sd.step",
    "lm5010sd.lbr",
    "docs/hero.png",
    "docs/lm5010sd-datasheet.pdf",
    "viewers/symbol.html",
    "viewers/footprint.html",
    "lm5010sd-hero.glb",
    "lm5010sd-hero.overlay.json"
  ],
  "visibility": {
    "public": true
  }
}