TPS54331QDRQ1

{
  "slug": "tps54331qdrq1",
  "version": "0.1.0",
  "type": "component",
  "description": "Texas Instruments DC-DC Converters, SOIC-8. Pinout cross-checked by two models against the datasheet, KiCad symbol/footprint/3D.",
  "tags": [
    "component",
    "power management (pmic)",
    "tps54331qdrq1",
    "factory-2.0.0",
    "extractor-text"
  ],
  "dependencies": {},
  "hero": {
    "type": "image",
    "path": "docs/hero.png"
  },
  "files": [
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    "README.md",
    "tps54331qdrq1.kicad_sym",
    "tps54331qdrq1.kicad_mod",
    "tps54331qdrq1.glb",
    "tps54331qdrq1.step",
    "tps54331qdrq1.lbr",
    "docs/hero.png",
    "docs/tps54331qdrq1-datasheet.pdf",
    "viewers/symbol.html",
    "viewers/footprint.html",
    "tps54331qdrq1-hero.glb",
    "tps54331qdrq1-hero.overlay.json",
    "tps54331qdrq1-etched.glb"
  ],
  "component": {
    "mpn": "TPS54331QDRQ1",
    "manufacturer": "Texas Instruments",
    "package": "SOIC-8",
    "pin_count": 8,
    "category": "Power Management (PMIC)",
    "subcategory": "DC-DC Converters",
    "datasheet": "https://www.ti.com/lit/ds/symlink/tps54331-q1.pdf",
    "parts": {
      "symbol": "tps54331qdrq1.kicad_sym",
      "footprint": "tps54331qdrq1.kicad_mod",
      "model_3d": "tps54331qdrq1-hero.glb",
      "model_3d_plain": "tps54331qdrq1-etched.glb",
      "model_3d_step": "tps54331qdrq1-etched.step",
      "model_3d_step_plain": "tps54331qdrq1.step",
      "lbr": "tps54331qdrq1.lbr"
    },
    "distributor_links": {
      "lcsc": "C2070803",
      "digikey": "296-28114-2-ND",
      "mouser": "595-TPS54331QDRQ1"
    },
    "distributor_check": {
      "checked_at": "2026-11-05T21:25:00Z",
      "source": "Component Ocean /api/assign-pns",
      "digikey": {
        "pn": "296-28114-2-ND",
        "status": "found"
      },
      "mouser": {
        "pn": "595-TPS54331QDRQ1",
        "status": "found"
      }
    },
    "pins": [
      {
        "number": "1",
        "name": "BOOT",
        "type": "passive",
        "description": "A 0.1 mF bootstrap capacitor is required between BOOT and PH, and if the voltage on this capacitor falls below the minimum requirement the high-side MOSFET is forced to switch off until the capacitor is refreshed."
      },
      {
        "number": "2",
        "name": "VIN",
        "type": "power_in",
        "description": "Input supply voltage, 3.5 V to 28 V."
      },
      {
        "number": "3",
        "name": "EN",
        "type": "input",
        "description": "Enable pin that must be pulled below 1.25 V to disable the device and may float to enable it, with programming the input undervoltage lockout using two resistors recommended."
      },
      {
        "number": "4",
        "name": "SS",
        "type": "passive",
        "description": "Slow start pin where an external capacitor connected to this pin sets the output rise time."
      },
      {
        "number": "5",
        "name": "VSENSE",
        "type": "input",
        "description": "Inverting node of the gm error amplifier."
      },
      {
        "number": "6",
        "name": "COMP",
        "type": "passive",
        "description": "Error amplifier output and input to the PWM comparator, to which frequency compensation components must be connected."
      },
      {
        "number": "7",
        "name": "GND",
        "type": "power_in",
        "description": "Ground."
      },
      {
        "number": "8",
        "name": "PH",
        "type": "output",
        "description": "The source of the internal high-side power MOSFET."
      }
    ],
    "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: Pin types are inferred from the pin descriptions because the datasheet does not give KiCad ERC class"
        ],
        "pages_sent": 8,
        "cost_usd": 0.0103,
        "at": "2026-11-05T21:24:46"
      },
      "datasheet": {
        "url": "https://www.ti.com/lit/ds/symlink/tps54331-q1.pdf",
        "pages": 29,
        "sha256": "28af8346c58ce810",
        "source_tier": "mfr"
      },
      "cad": "KiCad official (CC-BY-SA 4.0)",
      "pins": {
        "total": 8,
        "described": 8,
        "cites_pages": true,
        "refuses_to_fabricate": true
      }
    },
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      "footprint": "viewers/footprint.html"
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        "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,
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        "sha256": "07f46cff378d30e6c27dfd5a03092c795323f86d91c71fc7e743f4f418dc553a",
        "checked": "2026-11-05",
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      },
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        "sha256": "731cb71255cb90b7362f88126240c0a3995a9099d86c659417e3a025995a1136",
        "checked": "2026-11-05",
        "checked_by": "factory/step_pose.py (Z-up, origin, seat, binding)"
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  }
}