LM2735YMY

{
  "slug": "lm2735ymy",
  "version": "0.1.0",
  "type": "component",
  "description": "Texas Instruments DC-DC Converters, MSOP-8-EP. Pinout cross-checked by two models against the datasheet, KiCad symbol/footprint/3D.",
  "tags": [
    "component",
    "power management (pmic)",
    "lm2735ymy",
    "factory-2.0.0",
    "extractor-text"
  ],
  "dependencies": {},
  "hero": {
    "type": "image",
    "path": "docs/hero.png"
  },
  "files": [
    "page.json",
    "README.md",
    "lm2735ymy.kicad_sym",
    "lm2735ymy.kicad_mod",
    "lm2735ymy.glb",
    "lm2735ymy.step",
    "lm2735ymy.lbr",
    "docs/hero.png",
    "docs/lm2735ymy-datasheet.pdf",
    "viewers/symbol.html",
    "viewers/footprint.html",
    "lm2735ymy-hero.glb",
    "lm2735ymy-hero.overlay.json"
  ],
  "component": {
    "mpn": "LM2735YMY",
    "manufacturer": "Texas Instruments",
    "package": "MSOP-8-EP",
    "pin_count": 9,
    "category": "Power Management (PMIC)",
    "subcategory": "DC-DC Converters",
    "datasheet": "https://www.ti.com/cn/lit/gpn/lm2735",
    "parts": {
      "symbol": "lm2735ymy.kicad_sym",
      "footprint": "lm2735ymy.kicad_mod",
      "model_3d": "lm2735ymy-hero.glb",
      "model_3d_plain": "lm2735ymy.glb",
      "model_3d_step": "lm2735ymy-etched.step",
      "model_3d_step_plain": "lm2735ymy.step",
      "lbr": "lm2735ymy.lbr"
    },
    "distributor_links": {
      "lcsc": "C2071826"
    },
    "distributor_check": {
      "checked_at": "2026-10-08T18:35:30Z",
      "source": "Component Ocean /api/assign-pns",
      "digikey": {
        "pn": null,
        "status": "no match"
      },
      "mouser": {
        "pn": null,
        "status": "no match"
      }
    },
    "pins": [
      {
        "number": "1",
        "name": "NC",
        "type": "unconnected",
        "description": "No-connect pin on the MSOP-PowerPAD package; it is not used by the regulator."
      },
      {
        "number": "2",
        "name": "PGND",
        "type": "power_in",
        "description": "Power ground pin; place PGND and the output capacitor ground close together."
      },
      {
        "number": "3",
        "name": "VIN",
        "type": "power_in",
        "description": "Supply voltage for the power stage and input supply; recommended operating range is 2.7 V to 5.5 V, with absolute maximum of 7 V."
      },
      {
        "number": "4",
        "name": "EN",
        "type": "input",
        "description": "Shutdown control input where logic high enables operation; do not let this pin float or exceed VIN + 0.3 V."
      },
      {
        "number": "5",
        "name": "FB",
        "type": "input",
        "description": "Feedback pin; connect to an external resistor divider to set the output voltage (absolute maximum 3 V)."
      },
      {
        "number": "6",
        "name": "AGND",
        "type": "power_in",
        "description": "Signal ground pin; place the bottom resistor of the feedback network as close as possible to this pin and to pin 5 (FB)."
      },
      {
        "number": "7",
        "name": "SW",
        "type": "output",
        "description": "Output switch pin; connect to the inductor and output diode (absolute maximum 26.5 V)."
      },
      {
        "number": "8",
        "name": "NC",
        "type": "unconnected",
        "description": "No-connect pin on the MSOP-PowerPAD package; it is not used by the regulator."
      },
      {
        "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 datasheet gives GND on the die attach pad (DAP) for the MSOP-PowerPAD and does not assign it a n; The datasheet lists pins 1 and 8 as NC for the MSOP-PowerPAD package; they are reported as unconnect; The datasheet names this package 'MSOP-PowerPAD'; the ordering addendum lists the DGN package as 'HV",
          "exposed pad 9 added from the footprint",
          "dropped thermal pad ['EP'] absent from footprint"
        ],
        "pages_sent": 10,
        "cost_usd": 0.0669,
        "at": "2026-10-08T18:35:05"
      },
      "datasheet": {
        "url": "https://www.ti.com/cn/lit/gpn/lm2735",
        "pages": 61,
        "sha256": "239b85cbe37a1668",
        "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": "lm2735ymy.step",
        "role": "plain",
        "up": "Z",
        "units": "mm",
        "origin": "footprint origin = pad-pattern centre",
        "seat": "z = 0",
        "extents_mm": [
          4.9,
          3.0,
          0.96
        ],
        "zmin_mm": -0.0,
        "centre_offset_mm": 0.0,
        "footprint_binding": "identity",
        "sha256": "43252be3beac8fd30ca9bfeb82a613fa01d5dffff9b22810c13a4655daafb5ee",
        "checked": "2026-10-08",
        "checked_by": "factory/step_pose.py (Z-up, origin, seat, binding)"
      },
      {
        "file": "lm2735ymy-etched.step",
        "role": "eda",
        "up": "Z",
        "units": "mm",
        "origin": "footprint origin = pad-pattern centre",
        "seat": "z = 0",
        "extents_mm": [
          4.9,
          3.0,
          0.96
        ],
        "zmin_mm": -0.0,
        "centre_offset_mm": 0.0,
        "footprint_binding": "identity",
        "sha256": "1a0d09c8690a415be068795e81d5e95232c1b26c3d3bc0a10ef59bc19ee63b47",
        "checked": "2026-10-08",
        "checked_by": "factory/step_pose.py (Z-up, origin, seat, binding)"
      }
    ]
  }
}