TPS55340QRTERQ1

{
  "slug": "tps55340qrterq1",
  "version": "0.1.0",
  "type": "component",
  "description": "Texas Instruments DC-DC Converters, WQFN-16-EP(3x3). Pinout cross-checked by two models against the datasheet, KiCad symbol/footprint/3D.",
  "tags": [
    "component",
    "power management (pmic)",
    "tps55340qrterq1",
    "factory-2.0.0",
    "extractor-text"
  ],
  "dependencies": {},
  "hero": {
    "type": "image",
    "path": "docs/hero.png"
  },
  "files": [
    "page.json",
    "README.md",
    "tps55340qrterq1.kicad_sym",
    "tps55340qrterq1.kicad_mod",
    "tps55340qrterq1.glb",
    "tps55340qrterq1.step",
    "tps55340qrterq1.lbr",
    "docs/hero.png",
    "docs/tps55340qrterq1-datasheet.pdf",
    "viewers/symbol.html",
    "viewers/footprint.html"
  ],
  "component": {
    "mpn": "TPS55340QRTERQ1",
    "manufacturer": "Texas Instruments",
    "package": "WQFN-16-EP(3x3)",
    "pin_count": 17,
    "category": "Power Management (PMIC)",
    "subcategory": "DC-DC Converters",
    "datasheet": "https://www.ti.com/cn/lit/gpn/tps55340-q1",
    "parts": {
      "symbol": "tps55340qrterq1.kicad_sym",
      "footprint": "tps55340qrterq1.kicad_mod",
      "model_3d": "tps55340qrterq1-etched.glb",
      "model_3d_plain": "tps55340qrterq1.glb",
      "model_3d_step": "tps55340qrterq1-etched.step",
      "model_3d_step_plain": "tps55340qrterq1.step",
      "lbr": "tps55340qrterq1.lbr"
    },
    "distributor_links": {
      "lcsc": "C2070860",
      "digikey": "296-40811-2-ND",
      "mouser": "595-TPS55340QRTERQ1"
    },
    "distributor_check": {
      "checked_at": "2026-09-27T01:33:19Z",
      "source": "Component Ocean /api/assign-pns",
      "digikey": {
        "pn": "296-40811-2-ND",
        "status": "found"
      },
      "mouser": {
        "pn": "595-TPS55340QRTERQ1",
        "status": "found"
      }
    },
    "pins": [
      {
        "number": "1",
        "name": "SW",
        "type": "output",
        "description": "Internal 5A, 40V MOSFET drain serving as power switch output to inductor or transformer in boost, SEPIC, or flyback topology."
      },
      {
        "number": "2",
        "name": "VIN",
        "type": "power_in",
        "description": "Regulated input supply pin accepting 2.9V to 32V, independent of boost power stage input."
      },
      {
        "number": "3",
        "name": "EN",
        "type": "input",
        "description": "Enable control input with 0.92V falling and 1.08V rising thresholds (nominal); IC disables when held below threshold for >1ms."
      },
      {
        "number": "4",
        "name": "SS",
        "type": "input",
        "description": "Soft-start timing pin connected to external capacitor charged by 6\u00b5A internal current source for controlled startup ramp."
      },
      {
        "number": "5",
        "name": "SYNC",
        "type": "input",
        "description": "External synchronization clock input (0.4V to 1.2V logic levels) synchronized within \u00b120% of FREQ-programmed frequency (200kHz to 1MHz); tie to AGND if unused."
      },
      {
        "number": "6",
        "name": "AGND",
        "type": "power_in",
        "description": "Analog signal ground providing reference for error amplifier, feedback network, and all control circuits."
      },
      {
        "number": "7",
        "name": "COMP",
        "type": "output",
        "description": "Error amplifier output with 240\u00b5mho to 440\u00b5mho transconductance; external RC network provides feedback loop compensation."
      },
      {
        "number": "8",
        "name": "FB",
        "type": "input",
        "description": "Feedback input to error amplifier non-inverting input; compares resistor divider voltage to 1.229V \u00b10.7% internal reference for output voltage setting."
      },
      {
        "number": "9",
        "name": "FREQ",
        "type": "input",
        "description": "Frequency programming pin; external resistor to AGND sets switching frequency from 100kHz to 2.5MHz per equation fS = 41600 \u00d7 R(FREQ)^-0.97."
      },
      {
        "number": "10",
        "name": "NC",
        "type": "unconnected",
        "description": "Reserved no-connect pin; must be connected to AGND per device recommendation."
      },
      {
        "number": "11",
        "name": "PGND",
        "type": "power_in",
        "description": "Power ground connected to internal MOSFET source; multiple pins provide low-inductance return path for switch current."
      },
      {
        "number": "12",
        "name": "PGND",
        "type": "power_in",
        "description": "Power ground connected to internal MOSFET source; multiple pins provide low-inductance return path for switch current."
      },
      {
        "number": "13",
        "name": "PGND",
        "type": "power_in",
        "description": "Power ground connected to internal MOSFET source; multiple pins provide low-inductance return path for switch current."
      },
      {
        "number": "14",
        "name": "NC",
        "type": "unconnected",
        "description": "Reserved no-connect pin; must be connected to AGND per device recommendation."
      },
      {
        "number": "15",
        "name": "SW",
        "type": "output",
        "description": "Internal 5A, 40V MOSFET drain serving as power switch output to inductor or transformer in boost, SEPIC, or flyback topology."
      },
      {
        "number": "16",
        "name": "SW",
        "type": "output",
        "description": "Internal 5A, 40V MOSFET drain serving as power switch output to inductor or transformer in boost, SEPIC, or flyback topology."
      },
      {
        "number": "17",
        "name": "PowerPad",
        "type": "power_in",
        "description": "Exposed thermal pad soldered directly to AGND with thermal vias to ground plane layers for enhanced heat dissipation and thermal performance."
      }
    ],
    "provenance": {
      "extractor": "extract_pins 0.2",
      "factory_chain": {
        "factory": "2.0.0",
        "extractor": "extract_pins 0.2",
        "primary_model": "claude-haiku-4-5-20251001",
        "primary_mode": "text",
        "consensus_model": "claude-sonnet-4-6",
        "consensus": "agreed",
        "guards": "pin_guards 0.1: passed",
        "guard_notes": [
          "1/17 pins cited to the wrong page (name found elsewhere): ['17:PowerPad@p3']"
        ],
        "pages_sent": 41,
        "cost_usd": 0.4582,
        "at": "2026-09-27T01:33:02"
      },
      "datasheet": {
        "url": "https://www.ti.com/cn/lit/gpn/tps55340-q1",
        "pages": 41,
        "sha256": "19365bc2b7bfe053",
        "source_tier": "lcsc"
      },
      "cad": "KiCad official (CC-BY-SA 4.0)",
      "pins": {
        "total": 17,
        "described": 17,
        "cites_pages": true,
        "refuses_to_fabricate": true
      }
    },
    "viewers": {
      "symbol": "viewers/symbol.html",
      "footprint": "viewers/footprint.html"
    }
  }
}