LMR62421XMFE

{
  "slug": "lmr62421xmfe",
  "version": "0.1.0",
  "type": "component",
  "description": "Texas Instruments DC-DC Converters, SOT-23-5. Pinout cross-checked by two models against the datasheet, KiCad symbol/footprint/3D.",
  "tags": [
    "component",
    "power management (pmic)",
    "lmr62421xmfe",
    "factory-2.0.0",
    "extractor-text"
  ],
  "dependencies": {},
  "hero": {
    "type": "image",
    "path": "docs/hero.png"
  },
  "files": [
    "page.json",
    "README.md",
    "lmr62421xmfe.kicad_sym",
    "lmr62421xmfe.kicad_mod",
    "lmr62421xmfe.glb",
    "lmr62421xmfe.step",
    "lmr62421xmfe.lbr",
    "docs/hero.png",
    "docs/lmr62421xmfe-datasheet.pdf",
    "viewers/symbol.html",
    "viewers/footprint.html"
  ],
  "component": {
    "mpn": "LMR62421XMFE",
    "manufacturer": "Texas Instruments",
    "package": "SOT-23-5",
    "pin_count": 5,
    "category": "Power Management (PMIC)",
    "subcategory": "DC-DC Converters",
    "datasheet": "https://www.ti.com/cn/lit/gpn/lmr62421",
    "parts": {
      "symbol": "lmr62421xmfe.kicad_sym",
      "footprint": "lmr62421xmfe.kicad_mod",
      "model_3d": "lmr62421xmfe-etched.glb",
      "model_3d_plain": "lmr62421xmfe.glb",
      "model_3d_step": "lmr62421xmfe-etched.step",
      "model_3d_step_plain": "lmr62421xmfe.step",
      "lbr": "lmr62421xmfe.lbr"
    },
    "distributor_links": {
      "lcsc": "C2070685"
    },
    "distributor_check": {
      "checked_at": "2026-09-26T17:18:54Z",
      "source": "Component Ocean /api/assign-pns",
      "digikey": {
        "pn": null,
        "status": "no match"
      },
      "mouser": {
        "pn": null,
        "status": "no match"
      }
    },
    "pins": [
      {
        "number": "1",
        "name": "SW",
        "type": "output",
        "description": "Switch node for boost converter; connect to inductor and output diode."
      },
      {
        "number": "2",
        "name": "GND",
        "type": "power_in",
        "description": "Signal and power ground reference pin; place feedback network bottom resistor as close as possible to this pin."
      },
      {
        "number": "3",
        "name": "FB",
        "type": "input",
        "description": "Feedback input pin for external resistor divider voltage regulation; operates at nominal feedback voltage of 1.255V (min 1.230V, max 1.280V over \u221240 to +125\u00b0C junction temperature range)."
      },
      {
        "number": "4",
        "name": "EN",
        "type": "input",
        "description": "Shutdown control input requiring logic high (\u22651.8V typical) for operation and logic low (\u22640.4V typical) for shutdown; voltage must not exceed VIN + 0.3V."
      },
      {
        "number": "5",
        "name": "VIN",
        "type": "power_in",
        "description": "Supply voltage input for power stage and switching regulator with operating voltage range 2.7V to 5.5V."
      }
    ],
    "provenance": {
      "extractor": "extract_pins 0.2",
      "factory_chain": {
        "factory": "2.0.0",
        "extractor": "extract_pins 0.2",
        "primary_model": "claude-haiku-4-5-20251001",
        "primary_mode": "text",
        "consensus_model": "claude-sonnet-4-6",
        "consensus": "agreed",
        "guards": "pin_guards 0.1: passed",
        "guard_notes": [],
        "pages_sent": 30,
        "cost_usd": 0.2944,
        "at": "2026-09-26T17:18:38"
      },
      "datasheet": {
        "url": "https://www.ti.com/cn/lit/gpn/lmr62421",
        "pages": 30,
        "sha256": "7e3326c2cd12601a",
        "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"
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}