LM2852XMXAX-1.8

{
  "schema_version": 1,
  "type": "component",
  "slug": "lm2852xmxax-1-8",
  "title": "LM2852XMXAX-1.8",
  "brief": "Texas Instruments DC-DC Converters, HTSSOP-14-EP. 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 supply chip",
    "lm2852xmxax-1.8",
    "factory-2.0.0",
    "extractor-text"
  ],
  "component": {
    "mpn": "LM2852XMXAX-1.8",
    "manufacturer": "Texas Instruments",
    "package": "HTSSOP-14-EP",
    "pin_count": 15,
    "category": "Power Supply Chip",
    "subcategory": "DC-DC Converters",
    "datasheet": "https://www.ti.com/cn/lit/gpn/lm2852",
    "parts": {
      "symbol": "lm2852xmxax-1-8.kicad_sym",
      "footprint": "lm2852xmxax-1-8.kicad_mod",
      "model_3d": "lm2852xmxax-1-8-hero.glb",
      "model_3d_plain": "lm2852xmxax-1-8.glb",
      "model_3d_step": "lm2852xmxax-1-8-etched.step",
      "model_3d_step_plain": "lm2852xmxax-1-8.step",
      "lbr": "lm2852xmxax-1-8.lbr"
    },
    "distributor_links": {
      "lcsc": "C2072633",
      "digikey": "LM2852XMXAX-1.8-ND",
      "mouser": "926-LM2852XMXAX-18"
    },
    "distributor_check": {
      "checked_at": "2026-10-11T07:11:02Z",
      "source": "Component Ocean /api/assign-pns",
      "digikey": {
        "pn": "LM2852XMXAX-1.8-ND",
        "status": "found",
        "lifecycle": "Obsolete"
      },
      "mouser": {
        "pn": "926-LM2852XMXAX-18",
        "status": "found",
        "lifecycle": "Obsolete"
      }
    },
    "pins": [
      {
        "number": "1",
        "name": "AVIN",
        "type": "input",
        "description": "Chip bias input that powers the chip's logic; connect it to the input voltage or a separate rail."
      },
      {
        "number": "2",
        "name": "EN",
        "type": "input",
        "description": "Enable pin: connect to ground to disable the chip, or connect to AVIN or leave floating to enable it, as it is internally pulled up."
      },
      {
        "number": "3",
        "name": "SGND",
        "type": "power_in",
        "description": "Signal ground for the control circuitry."
      },
      {
        "number": "4",
        "name": "SS",
        "type": "input",
        "description": "Soft-start pin that takes a small capacitor to control startup, with the soft-start capacitance restricted to 1 nF to 50 nF."
      },
      {
        "number": "5",
        "name": "NC",
        "type": "unconnected",
        "description": "No connect; must be tied to ground or left floating in the application."
      },
      {
        "number": "6",
        "name": "PVIN",
        "type": "input",
        "description": "Input supply pin connected to the input voltage, feeding the source of the internal power PFET."
      },
      {
        "number": "7",
        "name": "PVIN",
        "type": "input",
        "description": "Input supply pin connected to the input voltage, feeding the source of the internal power PFET."
      },
      {
        "number": "8",
        "name": "SW",
        "type": "output",
        "description": "Switch pin; connect to the output inductor."
      },
      {
        "number": "9",
        "name": "SW",
        "type": "output",
        "description": "Switch pin; connect to the output inductor."
      },
      {
        "number": "10",
        "name": "PGND",
        "type": "power_in",
        "description": "Power ground; connect to an internal ground plane or other large ground plane."
      },
      {
        "number": "11",
        "name": "PGND",
        "type": "power_in",
        "description": "Power ground; connect to an internal ground plane or other large ground plane."
      },
      {
        "number": "12",
        "name": "NC",
        "type": "unconnected",
        "description": "No connect; must be tied to ground or left floating in the application."
      },
      {
        "number": "13",
        "name": "NC",
        "type": "unconnected",
        "description": "No connect; must be tied to ground or left floating in the application."
      },
      {
        "number": "14",
        "name": "SNS",
        "type": "output",
        "description": "Output voltage sense pin; connect it to the output voltage as close to the load as possible."
      },
      {
        "number": "15",
        "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 of the HTSSOP-14-EP package is listed in the pin table as 'Exposed' with the; Package confirmed from the ordering addendum (page 21): LM2852XMXAX-1.8/NOPB is a 14-pin HTSSOP (PWP; Pin 1 (AVIN) and the power-input pins are typed per the datasheet's I/O column (I = input, G = groun",
          "exposed pad 15 added from the footprint"
        ],
        "pages_sent": 12,
        "cost_usd": 0.0647,
        "at": "2026-10-11T07:10:49"
      },
      "datasheet": {
        "url": "https://www.ti.com/cn/lit/gpn/lm2852",
        "pages": 31,
        "sha256": "a151270f4e87c234",
        "source_tier": "lcsc"
      },
      "cad": "KiCad official (CC-BY-SA 4.0)",
      "pins": {
        "total": 15,
        "described": 15,
        "cites_pages": true,
        "refuses_to_fabricate": true
      }
    },
    "viewers": {
      "symbol": "viewers/symbol.html",
      "footprint": "viewers/footprint.html"
    },
    "models_3d": [
      {
        "file": "lm2852xmxax-1-8.step",
        "role": "plain",
        "up": "Z",
        "units": "mm",
        "origin": "footprint origin = pad-pattern centre",
        "seat": "z = 0",
        "extents_mm": [
          7.35,
          5,
          1.05
        ],
        "zmin_mm": 0,
        "centre_offset_mm": 0,
        "footprint_binding": "identity",
        "sha256": "e73930af88609deacee2bde98223bb9da2411f0cebb494015de765f0df216789",
        "checked": "2026-10-11",
        "checked_by": "factory/step_pose.py (Z-up, origin, seat, binding)"
      },
      {
        "file": "lm2852xmxax-1-8-etched.step",
        "role": "eda",
        "up": "Z",
        "units": "mm",
        "origin": "footprint origin = pad-pattern centre",
        "seat": "z = 0",
        "extents_mm": [
          7.35,
          5,
          1.05
        ],
        "zmin_mm": 0,
        "centre_offset_mm": 0,
        "footprint_binding": "identity",
        "sha256": "e53aff0f0c2655d4dbd9b1a00fe38a02bee4dc927d856285218fda5d8448b999",
        "checked": "2026-10-11",
        "checked_by": "factory/step_pose.py (Z-up, origin, seat, binding)"
      }
    ]
  },
  "metadata": {
    "specs": {
      "Manufacturer": "Texas Instruments",
      "Package": "HTSSOP-14-EP",
      "Category": "Power Supply Chip",
      "Pins": "15"
    }
  },
  "variants": [],
  "sections": [
    "hero",
    "viewers",
    "readme",
    "breadcrumbs",
    "info"
  ],
  "discovery_triggers": [
    "lm2852xmxax-1.8"
  ],
  "discovery_pitch": "LM2852XMXAX-1.8 (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",
    "lm2852xmxax-1-8.kicad_sym",
    "lm2852xmxax-1-8.kicad_mod",
    "lm2852xmxax-1-8.glb",
    "lm2852xmxax-1-8.step",
    "lm2852xmxax-1-8.lbr",
    "docs/hero.png",
    "docs/lm2852xmxax-1-8-datasheet.pdf",
    "viewers/symbol.html",
    "viewers/footprint.html",
    "lm2852xmxax-1-8-hero.glb",
    "lm2852xmxax-1-8-hero.overlay.json"
  ],
  "visibility": {
    "public": true
  }
}