LM22674QMRE-ADJ

{
  "slug": "lm22674qmre-adj",
  "version": "0.1.0",
  "type": "component",
  "description": "Texas Instruments DC-DC Converters, SO-8. Pinout cross-checked by two models against the datasheet, KiCad symbol/footprint/3D.",
  "tags": [
    "component",
    "power management (pmic)",
    "lm22674qmre-adj",
    "factory-2.0.0",
    "extractor-text"
  ],
  "dependencies": {},
  "hero": {
    "type": "image",
    "path": "docs/hero.png"
  },
  "files": [
    "page.json",
    "README.md",
    "lm22674qmre-adj.kicad_sym",
    "lm22674qmre-adj.kicad_mod",
    "lm22674qmre-adj.glb",
    "lm22674qmre-adj.step",
    "lm22674qmre-adj.lbr",
    "docs/hero.png",
    "docs/lm22674qmre-adj-datasheet.pdf",
    "viewers/symbol.html",
    "viewers/footprint.html",
    "lm22674qmre-adj-hero.glb",
    "lm22674qmre-adj-hero.overlay.json"
  ],
  "component": {
    "mpn": "LM22674QMRE-ADJ",
    "manufacturer": "Texas Instruments",
    "package": "SO-8",
    "pin_count": 8,
    "category": "Power Management (PMIC)",
    "subcategory": "DC-DC Converters",
    "datasheet": "https://www.ti.com/cn/lit/gpn/lm22674",
    "parts": {
      "symbol": "lm22674qmre-adj.kicad_sym",
      "footprint": "lm22674qmre-adj.kicad_mod",
      "model_3d": "lm22674qmre-adj-hero.glb",
      "model_3d_plain": "lm22674qmre-adj.glb",
      "model_3d_step": "lm22674qmre-adj-etched.step",
      "model_3d_step_plain": "lm22674qmre-adj.step",
      "lbr": "lm22674qmre-adj.lbr"
    },
    "distributor_links": {
      "lcsc": "C2873085"
    },
    "distributor_check": {
      "checked_at": "2026-10-08T17:07:10Z",
      "source": "Component Ocean /api/assign-pns",
      "digikey": {
        "pn": null,
        "status": "no match"
      },
      "mouser": {
        "pn": null,
        "status": "no match"
      }
    },
    "pins": [
      {
        "number": "1",
        "name": "BOOT",
        "type": "input",
        "description": "Bootstrap input that provides the gate voltage for the high-side NFET; the datasheet gives the BOOT pin voltage maximum as VSW + 7 V."
      },
      {
        "number": "2",
        "name": "NC",
        "type": "unconnected",
        "description": "Not electrically connected to the die; the pin functions as a thermal conductor only."
      },
      {
        "number": "3",
        "name": "NC",
        "type": "unconnected",
        "description": "Not electrically connected to the die; the pin functions as a thermal conductor only."
      },
      {
        "number": "4",
        "name": "FB",
        "type": "input",
        "description": "Feedback input to the regulator; the FB pin voltage is rated from -0.5 V to 7 V."
      },
      {
        "number": "5",
        "name": "EN",
        "type": "input",
        "description": "Precision enable pin used to control regulator start-up and shutdown and the UVLO function; the EN pin voltage is rated from -0.5 V to 6 V."
      },
      {
        "number": "6",
        "name": "GND",
        "type": "power_in",
        "description": "System ground for the regulator; the exposed pad must also be connected to ground."
      },
      {
        "number": "7",
        "name": "VIN",
        "type": "power_in",
        "description": "Input supply to the regulator; recommended VIN supply range is 4.5 V to 42 V, with an absolute maximum VIN to GND of 43 V."
      },
      {
        "number": "8",
        "name": "SW",
        "type": "output",
        "description": "Switching output of the regulator; SW to GND is rated -5 V to VIN for DC, with an extended -10 V limit for pulses up to 50 ns."
      }
    ],
    "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: Pinout is taken from the 8-pin HSOP (DDA) pin table on page 3; the datasheet describes one pinout sh; Pins 2 and 3 are both labeled NC in the datasheet and are not connected to the die; they are listed ; The datasheet pin table lists VIN as type I and EP with no type; the types here are KiCad ERC classe",
          "dropped thermal pad ['EP'] absent from footprint"
        ],
        "pages_sent": 8,
        "cost_usd": 0.0509,
        "at": "2026-10-08T17:06:52"
      },
      "datasheet": {
        "url": "https://www.ti.com/cn/lit/gpn/lm22674",
        "pages": 30,
        "sha256": "6db2da4fc5041725",
        "source_tier": "lcsc"
      },
      "cad": "KiCad official (CC-BY-SA 4.0)",
      "pins": {
        "total": 8,
        "described": 8,
        "cites_pages": true,
        "refuses_to_fabricate": true
      }
    },
    "viewers": {
      "symbol": "viewers/symbol.html",
      "footprint": "viewers/footprint.html"
    },
    "models_3d": [
      {
        "file": "lm22674qmre-adj.step",
        "role": "plain",
        "up": "Z",
        "units": "mm",
        "origin": "footprint origin = pad-pattern centre",
        "seat": "z = 0",
        "extents_mm": [
          6.0,
          4.9,
          1.75
        ],
        "zmin_mm": -0.0,
        "centre_offset_mm": 0.0,
        "footprint_binding": "identity",
        "sha256": "07f46cff378d30e6c27dfd5a03092c795323f86d91c71fc7e743f4f418dc553a",
        "checked": "2026-10-08",
        "checked_by": "factory/step_pose.py (Z-up, origin, seat, binding)"
      },
      {
        "file": "lm22674qmre-adj-etched.step",
        "role": "eda",
        "up": "Z",
        "units": "mm",
        "origin": "footprint origin = pad-pattern centre",
        "seat": "z = 0",
        "extents_mm": [
          6.0,
          4.9,
          1.75
        ],
        "zmin_mm": -0.0,
        "centre_offset_mm": 0.0,
        "footprint_binding": "identity",
        "sha256": "fbd63abc7bcc86e20287d8c15c4569278dadc0e6b64e11e2116bb9ffc28bbac3",
        "checked": "2026-10-08",
        "checked_by": "factory/step_pose.py (Z-up, origin, seat, binding)"
      }
    ]
  }
}