TPS54340DDA

{
  "schema_version": 1,
  "type": "component",
  "slug": "tps54340dda",
  "title": "TPS54340DDA",
  "brief": "Texas Instruments DC-DC Converters, SOP-8-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 management (pmic)",
    "tps54340dda",
    "factory-2.0.0",
    "extractor-text"
  ],
  "component": {
    "mpn": "TPS54340DDA",
    "manufacturer": "Texas Instruments",
    "package": "SOP-8-EP",
    "pin_count": 9,
    "category": "Power Management (PMIC)",
    "subcategory": "DC-DC Converters",
    "datasheet": "https://www.ti.com/cn/lit/gpn/tps54340",
    "parts": {
      "symbol": "tps54340dda.kicad_sym",
      "footprint": "tps54340dda.kicad_mod",
      "model_3d": "tps54340dda-hero.glb",
      "model_3d_plain": "tps54340dda.glb",
      "model_3d_step": "tps54340dda-etched.step",
      "model_3d_step_plain": "tps54340dda.step",
      "lbr": "tps54340dda.lbr"
    },
    "distributor_links": {
      "lcsc": 544936,
      "digikey": "2156-TPS54340DDA-ND",
      "mouser": "595-TPS54340DDA"
    },
    "distributor_check": {
      "checked_at": "2026-10-03T01:33:31Z",
      "source": "Component Ocean /api/assign-pns",
      "digikey": {
        "pn": "2156-TPS54340DDA-ND",
        "status": "found"
      },
      "mouser": {
        "pn": "595-TPS54340DDA",
        "status": "found"
      }
    },
    "pins": [
      {
        "number": "1",
        "name": "BOOT",
        "type": "passive",
        "description": "Bootstrap capacitor is required between BOOT and SW; if the capacitor voltage falls below the minimum needed to operate the high-side MOSFET, the output is switched off until the capacitor is refreshed (abs max 53 V, BOOT-SW 8 V)."
      },
      {
        "number": "2",
        "name": "VIN",
        "type": "power_in",
        "description": "Input supply voltage with 4.5 V to 42 V operating range (absolute maximum 45 V)."
      },
      {
        "number": "3",
        "name": "EN",
        "type": "input",
        "description": "Enable terminal with internal pull-up current source; pull below 1.2 V to disable, float to enable, or use two resistors to adjust input undervoltage lockout (abs max 8.4 V)."
      },
      {
        "number": "4",
        "name": "RT/CLK",
        "type": "input",
        "description": "Resistor timing and external clock input: a resistor to ground sets the switching frequency, or pulling above the PLL upper threshold makes it a high-impedance synchronization clock input (abs max 3.6 V)."
      },
      {
        "number": "5",
        "name": "FB",
        "type": "input",
        "description": "Inverting input of the transconductance (gm) error amplifier (abs max 3 V)."
      },
      {
        "number": "6",
        "name": "COMP",
        "type": "output",
        "description": "Error amplifier output and input to the output switch current (PWM) comparator; connect frequency compensation components to this terminal (abs max 3 V)."
      },
      {
        "number": "7",
        "name": "GND",
        "type": "power_in",
        "description": "Ground terminal."
      },
      {
        "number": "8",
        "name": "SW",
        "type": "passive",
        "description": "Source of the internal high-side power MOSFET and switching node of the converter (abs max 45 V, -0.6 V min)."
      },
      {
        "number": "9",
        "name": "PowerPAD",
        "type": "power_in",
        "description": "Thermal pad (GND) must be electrically connected to the exposed pad on the printed circuit board for proper operation."
      }
    ],
    "provenance": {
      "extractor": "extract_pins 0.3",
      "factory_chain": {
        "factory": "2.0.0",
        "extractor": "extract_pins 0.3",
        "primary_model": "claude-haiku-4-5-20251001",
        "primary_mode": "text",
        "consensus_model": "claude-sonnet-5-5",
        "consensus": "agreed",
        "guards": "pin_guards 0.1: passed",
        "guard_notes": [
          "extractor flagged: Pin 8 (SW) is listed as input (I) in the pin configuration table on page 4, but the description clea"
        ],
        "pages_sent": 8,
        "cost_usd": 0.1076,
        "at": "2026-10-03T01:33:06"
      },
      "datasheet": {
        "url": "https://www.ti.com/cn/lit/gpn/tps54340",
        "pages": 50,
        "sha256": "3725db41574a827f",
        "source_tier": "lcsc"
      },
      "cad": "KiCad official (CC-BY-SA 4.0)",
      "pins": {
        "total": 9,
        "described": 9,
        "cites_pages": true,
        "refuses_to_fabricate": true
      }
    },
    "viewers": {
      "symbol": "viewers/symbol.html",
      "footprint": "viewers/footprint.html"
    }
  },
  "metadata": {
    "specs": {
      "Manufacturer": "Texas Instruments",
      "Package": "SOP-8-EP",
      "Category": "Power Management (PMIC)",
      "Pins": "9"
    }
  },
  "variants": [],
  "sections": [
    "hero",
    "viewers",
    "readme",
    "breadcrumbs",
    "info"
  ],
  "discovery_triggers": [
    "tps54340dda"
  ],
  "discovery_pitch": "TPS54340DDA (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",
    "tps54340dda.kicad_sym",
    "tps54340dda.kicad_mod",
    "tps54340dda.glb",
    "tps54340dda.step",
    "tps54340dda.lbr",
    "docs/hero.png",
    "docs/tps54340dda-datasheet.pdf",
    "viewers/symbol.html",
    "viewers/footprint.html",
    "tps54340dda-hero.glb",
    "tps54340dda-hero.overlay.json"
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  "visibility": {
    "public": true
  }
}