LM2738XMY

{
  "schema_version": 1,
  "type": "component",
  "slug": "lm2738xmy",
  "title": "LM2738XMY",
  "brief": "Texas Instruments DC-DC Converters, HVSSOP-8. 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)",
    "lm2738xmy",
    "factory-2.0.0",
    "extractor-text"
  ],
  "component": {
    "mpn": "LM2738XMY",
    "manufacturer": "Texas Instruments",
    "package": "HVSSOP-8",
    "pin_count": 9,
    "category": "Power Management (PMIC)",
    "subcategory": "DC-DC Converters",
    "datasheet": "https://www.ti.com/cn/lit/gpn/lm2738",
    "parts": {
      "symbol": "lm2738xmy.kicad_sym",
      "footprint": "lm2738xmy.kicad_mod",
      "model_3d": "lm2738xmy-hero.glb",
      "model_3d_plain": "lm2738xmy.glb",
      "model_3d_step": "lm2738xmy-etched.step",
      "model_3d_step_plain": "lm2738xmy.step",
      "lbr": "lm2738xmy.lbr"
    },
    "distributor_links": {
      "lcsc": "C2869306"
    },
    "distributor_check": {
      "checked_at": "2026-10-07T22:43:56Z",
      "source": "Component Ocean /api/assign-pns",
      "digikey": {
        "pn": null,
        "status": "no match"
      },
      "mouser": {
        "pn": null,
        "status": "no match"
      }
    },
    "pins": [
      {
        "number": "1",
        "name": "BOOST",
        "type": "input",
        "description": "Boost voltage that drives the internal NMOS control switch, with a bootstrap capacitor connected between BOOST and SW; Boost-to-SW voltage is recommended at 2.5 V to 5.5 V."
      },
      {
        "number": "2",
        "name": "VIN",
        "type": "power_in",
        "description": "Supply voltage for the output power stage, with a bypass capacitor to this pin; must be tied to pin 3 at the package and VIN/VCC is recommended at 3 V to 20 V."
      },
      {
        "number": "3",
        "name": "VCC",
        "type": "power_in",
        "description": "Input supply voltage of the device, with a bypass capacitor to this pin; must be tied to pin 2 at the package and VIN/VCC is recommended at 3 V to 20 V."
      },
      {
        "number": "4",
        "name": "EN",
        "type": "input",
        "description": "Enable control input where logic high enables operation; do not allow this pin to float or exceed VIN + 0.3 V."
      },
      {
        "number": "5",
        "name": "GND",
        "type": "power_in",
        "description": "Signal and power ground; the bottom resistor of the feedback network should be placed as close as possible to this pin."
      },
      {
        "number": "6",
        "name": "FB",
        "type": "input",
        "description": "Feedback pin that connects to the external resistor divider to set the output voltage (0.8 V internal reference)."
      },
      {
        "number": "7",
        "name": "GND",
        "type": "power_in",
        "description": "Signal and power ground; the bottom resistor of the feedback network should be placed as close as possible to this pin."
      },
      {
        "number": "8",
        "name": "SW",
        "type": "output",
        "description": "Output switch that connects to the inductor, catch diode, and bootstrap capacitor; SW voltage is recommended at -0.5 V to 20 V."
      },
      {
        "number": "9",
        "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 printed as 'DAP' rather than a numbered pin. It is included with number '; Pin 2 (VIN) and pin 3 (VCC) are both tied together at the package. The datasheet types VIN as PWR an; The DGN top-view drawing is not present in the extracted text, so physical pin positions were not ve",
          "exposed pad 9 added from the footprint",
          "dropped thermal pad ['EP'] absent from footprint"
        ],
        "pages_sent": 7,
        "cost_usd": 0.0508,
        "at": "2026-10-07T22:43:36"
      },
      "datasheet": {
        "url": "https://www.ti.com/cn/lit/gpn/lm2738",
        "pages": 44,
        "sha256": "2b1805b4c3e0d675",
        "source_tier": "lcsc"
      },
      "cad": "KiCad official (CC-BY-SA 4.0)",
      "pins": {
        "total": 9,
        "described": 9,
        "cites_pages": true,
        "refuses_to_fabricate": true
      }
    },
    "viewers": {
      "symbol": "viewers/symbol.html",
      "footprint": "viewers/footprint.html"
    },
    "models_3d": [
      {
        "file": "lm2738xmy.step",
        "role": "plain",
        "up": "Z",
        "units": "mm",
        "origin": "footprint origin = pad-pattern centre",
        "seat": "z = 0",
        "extents_mm": [
          4.91,
          3,
          1
        ],
        "zmin_mm": 0,
        "centre_offset_mm": 0,
        "footprint_binding": "identity",
        "sha256": "1ea4760a0a22a613ec8ad84b76cef616e440be3b416d73a1a5aa1a7069a66b19",
        "checked": "2026-10-07",
        "checked_by": "factory/step_pose.py (Z-up, origin, seat, binding)"
      },
      {
        "file": "lm2738xmy-etched.step",
        "role": "eda",
        "up": "Z",
        "units": "mm",
        "origin": "footprint origin = pad-pattern centre",
        "seat": "z = 0",
        "extents_mm": [
          4.91,
          3,
          1
        ],
        "zmin_mm": 0,
        "centre_offset_mm": 0,
        "footprint_binding": "identity",
        "sha256": "6b56ed7c3dc8db0ddf8bfaef7aebc03062ec481b4abe67384f1e4c154669e6bb",
        "checked": "2026-10-07",
        "checked_by": "factory/step_pose.py (Z-up, origin, seat, binding)"
      }
    ]
  },
  "metadata": {
    "specs": {
      "Manufacturer": "Texas Instruments",
      "Package": "HVSSOP-8",
      "Category": "Power Management (PMIC)",
      "Pins": "9"
    }
  },
  "variants": [],
  "sections": [
    "hero",
    "viewers",
    "readme",
    "breadcrumbs",
    "info"
  ],
  "discovery_triggers": [
    "lm2738xmy"
  ],
  "discovery_pitch": "LM2738XMY (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",
    "lm2738xmy.kicad_sym",
    "lm2738xmy.kicad_mod",
    "lm2738xmy.glb",
    "lm2738xmy.step",
    "lm2738xmy.lbr",
    "docs/hero.png",
    "docs/lm2738xmy-datasheet.pdf",
    "viewers/symbol.html",
    "viewers/footprint.html",
    "lm2738xmy-hero.glb",
    "lm2738xmy-hero.overlay.json"
  ],
  "visibility": {
    "public": true
  }
}