LM26003MHX

{
  "slug": "lm26003mhx",
  "version": "0.1.0",
  "type": "component",
  "description": "Texas Instruments DC-DC Converters, HTSSOP-20-EP. Pinout cross-checked by two models against the datasheet, KiCad symbol/footprint/3D.",
  "tags": [
    "component",
    "power management (pmic)",
    "lm26003mhx",
    "factory-2.0.0",
    "extractor-text"
  ],
  "dependencies": {},
  "hero": {
    "type": "image",
    "path": "docs/hero.png"
  },
  "files": [
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    "README.md",
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    "lm26003mhx.kicad_mod",
    "lm26003mhx.glb",
    "lm26003mhx.step",
    "lm26003mhx.lbr",
    "docs/hero.png",
    "docs/lm26003mhx-datasheet.pdf",
    "viewers/symbol.html",
    "viewers/footprint.html",
    "lm26003mhx-hero.glb",
    "lm26003mhx-hero.overlay.json",
    "lm26003mhx-etched.glb"
  ],
  "component": {
    "mpn": "LM26003MHX",
    "manufacturer": "Texas Instruments",
    "package": "HTSSOP-20-EP",
    "pin_count": 21,
    "category": "Power Management (PMIC)",
    "subcategory": "DC-DC Converters",
    "datasheet": "https://www.ti.com/lit/ds/symlink/lm26003.pdf",
    "parts": {
      "symbol": "lm26003mhx.kicad_sym",
      "footprint": "lm26003mhx.kicad_mod",
      "model_3d": "lm26003mhx-hero.glb",
      "model_3d_plain": "lm26003mhx-etched.glb",
      "model_3d_step": "lm26003mhx-etched.step",
      "model_3d_step_plain": "lm26003mhx.step",
      "lbr": "lm26003mhx.lbr"
    },
    "distributor_links": {
      "lcsc": "C2872074"
    },
    "distributor_check": {
      "checked_at": "2026-11-05T23:16:12Z",
      "source": "Component Ocean /api/assign-pns",
      "digikey": {
        "pn": null,
        "status": "no match"
      },
      "mouser": {
        "pn": null,
        "status": "no match"
      }
    },
    "pins": [
      {
        "number": "1",
        "name": "VIN",
        "type": "power_in",
        "description": "Power supply input for the high side FET."
      },
      {
        "number": "2",
        "name": "VIN",
        "type": "power_in",
        "description": "Power supply input for the high side FET."
      },
      {
        "number": "3",
        "name": "VIN",
        "type": "power_in",
        "description": "Power supply input for the high side FET."
      },
      {
        "number": "4",
        "name": "AVIN",
        "type": "power_in",
        "description": "Power supply input for the IC supply."
      },
      {
        "number": "5",
        "name": "PGOOD",
        "type": "output",
        "description": "Open-drain power good output that goes high when the output voltage is greater than 92% of nominal."
      },
      {
        "number": "6",
        "name": "EN",
        "type": "input",
        "description": "Analog level enable input; when pulled below 0.8 V the device enters shutdown mode."
      },
      {
        "number": "7",
        "name": "SS",
        "type": "input",
        "description": "Soft-start pin; connect a capacitor from this pin to GND to set the soft-start time."
      },
      {
        "number": "8",
        "name": "COMP",
        "type": "input",
        "description": "Compensation pin; connect a resistor capacitor pair to compensate the control loop."
      },
      {
        "number": "9",
        "name": "FB",
        "type": "input",
        "description": "Feedback pin; connect a resistor divider between VOUT and GND to set the output voltage."
      },
      {
        "number": "10",
        "name": "AGND",
        "type": "power_in",
        "description": "Analog GND serves as the IC reference."
      },
      {
        "number": "11",
        "name": "PGND",
        "type": "power_in",
        "description": "Power GND is the GND for the switching stage of the regulator."
      },
      {
        "number": "12",
        "name": "FREQ",
        "type": "output",
        "description": "Frequency adjust pin; connect a resistor from this pin to GND to set the operating frequency."
      },
      {
        "number": "13",
        "name": "FPWM",
        "type": "input",
        "description": "Logic level input; for normal operation connect to GND, and when pulled high sleep mode operation is disabled."
      },
      {
        "number": "14",
        "name": "SYNC",
        "type": "input",
        "description": "Frequency synchronization pin; connect to an external clock for synchronized operation and pull low for non-synchronized operation."
      },
      {
        "number": "15",
        "name": "VBIAS",
        "type": "input",
        "description": "Connect to an external 3-V or greater supply to bypass the internal regulator; tie to GND if not used."
      },
      {
        "number": "16",
        "name": "VDD",
        "type": "power_in",
        "description": "Output of the internal regulator; bypass with a minimum 1.0-µF capacitor."
      },
      {
        "number": "17",
        "name": "BOOT",
        "type": "input",
        "description": "Bootstrap capacitor pin; connect a 0.1-µF minimum ceramic capacitor from this pin to SW."
      },
      {
        "number": "18",
        "name": "SW",
        "type": "output",
        "description": "Switch pin; the source of the internal N-channel switch."
      },
      {
        "number": "19",
        "name": "SW",
        "type": "output",
        "description": "Switch pin; the source of the internal N-channel switch."
      },
      {
        "number": "20",
        "name": "SW",
        "type": "output",
        "description": "Switch pin; the source of the internal N-channel switch."
      },
      {
        "number": "21",
        "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: Package variant confirmed from page 27 addendum: LM26003MHX/NOPB is sold in HTSSOP (PWP) 20-pin, tap; The exposed pad is printed as EP in the pin table on page 3 and is drawn as pin 21 in the pin diagra"
        ],
        "pages_sent": 10,
        "cost_usd": 0.0225,
        "at": "2026-11-05T23:16:02"
      },
      "datasheet": {
        "url": "https://www.ti.com/lit/ds/symlink/lm26003.pdf",
        "pages": 35,
        "sha256": "e141f2bc565d916a",
        "source_tier": "mfr"
      },
      "cad": "KiCad official (CC-BY-SA 4.0)",
      "pins": {
        "total": 21,
        "described": 21,
        "cites_pages": true,
        "refuses_to_fabricate": true
      }
    },
    "viewers": {
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      "footprint": "viewers/footprint.html"
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        "role": "plain",
        "up": "Z",
        "units": "mm",
        "origin": "footprint origin = pad-pattern centre",
        "seat": "z = 0",
        "extents_mm": [
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          6.5,
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        "zmin_mm": 0.0,
        "centre_offset_mm": 0.0,
        "footprint_binding": "identity",
        "sha256": "f85c7f6739447c476d308e769c76ff5b63aee8eb508839ced8343bc79412479f",
        "checked": "2026-11-05",
        "checked_by": "factory/step_pose.py (Z-up, origin, seat, binding)"
      },
      {
        "file": "lm26003mhx-etched.step",
        "role": "eda",
        "up": "Z",
        "units": "mm",
        "origin": "footprint origin = pad-pattern centre",
        "seat": "z = 0",
        "extents_mm": [
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        "zmin_mm": 0.0,
        "centre_offset_mm": 0.0,
        "footprint_binding": "identity",
        "sha256": "dd7905e7ff3bfd7f640b2bcdfbf2896557dceebd6ac9d9cc2f32d1ef3003f530",
        "checked": "2026-11-05",
        "checked_by": "factory/step_pose.py (Z-up, origin, seat, binding)"
      }
    ]
  }
}