TPS43061RTET

{
  "slug": "tps43061rtet",
  "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 supply chip",
    "tps43061rtet",
    "factory-2.0.0",
    "extractor-text"
  ],
  "dependencies": {},
  "hero": {
    "type": "image",
    "path": "docs/hero.png"
  },
  "files": [
    "page.json",
    "README.md",
    "tps43061rtet.kicad_sym",
    "tps43061rtet.kicad_mod",
    "tps43061rtet.glb",
    "tps43061rtet.step",
    "tps43061rtet.lbr",
    "docs/hero.png",
    "docs/tps43061rtet-datasheet.pdf",
    "viewers/symbol.html",
    "viewers/footprint.html",
    "tps43061rtet-hero.glb",
    "tps43061rtet-hero.overlay.json",
    "tps43061rtet-etched.glb"
  ],
  "component": {
    "mpn": "TPS43061RTET",
    "manufacturer": "Texas Instruments",
    "package": "WQFN-16-EP(3x3)",
    "pin_count": 17,
    "category": "Power Supply Chip",
    "subcategory": "DC-DC Converters",
    "datasheet": "https://www.ti.com/cn/lit/gpn/tps43061",
    "parts": {
      "symbol": "tps43061rtet.kicad_sym",
      "footprint": "tps43061rtet.kicad_mod",
      "model_3d": "tps43061rtet-hero.glb",
      "model_3d_plain": "tps43061rtet-etched.glb",
      "model_3d_step": "tps43061rtet-etched.step",
      "model_3d_step_plain": "tps43061rtet.step",
      "lbr": "tps43061rtet.lbr"
    },
    "distributor_links": {
      "lcsc": "C544914",
      "digikey": "296-35784-2-ND",
      "mouser": "595-TPS43061RTET"
    },
    "distributor_check": {
      "checked_at": "2026-10-23T08:15:47Z",
      "source": "Component Ocean /api/assign-pns",
      "digikey": {
        "pn": "296-35784-2-ND",
        "status": "found",
        "lifecycle": "Active"
      },
      "mouser": {
        "pn": "595-TPS43061RTET",
        "status": "found"
      }
    },
    "pins": [
      {
        "number": "1",
        "name": "RT/CLK",
        "type": "input",
        "description": "Resistor timing and external clock pin: a resistor to AGND programs switching frequency between 50 kHz and 1 MHz, or an external clock of 300 kHz to 1 MHz synchronizes it."
      },
      {
        "number": "2",
        "name": "SS",
        "type": "passive",
        "description": "Soft-start programming pin; a capacitor between SS and AGND sets the soft-start time."
      },
      {
        "number": "3",
        "name": "COMP",
        "type": "output",
        "description": "Output of the internal transconductance error amplifier; the loop compensation network connects from this pin to AGND."
      },
      {
        "number": "4",
        "name": "FB",
        "type": "input",
        "description": "Error amplifier input and feedback pin; connect to the center tap of a resistor divider to set the output voltage (reference 1.22 V typical)."
      },
      {
        "number": "5",
        "name": "ISNS-",
        "type": "input",
        "description": "Inductor current sense comparator inverting input, normally connected to the inductor side of the current sense resistor."
      },
      {
        "number": "6",
        "name": "ISNS+",
        "type": "input",
        "description": "Inductor current sense comparator non-inverting input, normally connected to the VIN side of the current sense resistor."
      },
      {
        "number": "7",
        "name": "VIN",
        "type": "power_in",
        "description": "Input supply pin of the IC, connected to a supply voltage between 4.5 and 38 V, which may differ from the boost power stage input."
      },
      {
        "number": "8",
        "name": "LDRV",
        "type": "output",
        "description": "Low-side gate driver output to the gate of the low-side N-channel MOSFET; an internal 200-kΩ resistor pulls it to PGND when VIN bias is removed."
      },
      {
        "number": "9",
        "name": "PGND",
        "type": "power_in",
        "description": "Power ground of the IC, connected to the source of the low-side MOSFET and tied to AGND at a single point on the PCB."
      },
      {
        "number": "10",
        "name": "VCC",
        "type": "power_out",
        "description": "Output of the internal LDO supplying control circuits and gate drivers, typically 5.5 V for the TPS43061; use a low-ESR ceramic capacitor of 0.47 to 10 µF to PGND."
      },
      {
        "number": "11",
        "name": "BOOT",
        "type": "passive",
        "description": "Bootstrap capacitor node for the high-side MOSFET gate driver; connect the bootstrap capacitor from this pin to SW (the TPS43061 has an integrated bootstrap diode)."
      },
      {
        "number": "12",
        "name": "SW",
        "type": "passive",
        "description": "Switching node of the boost converter, connected to the low-side MOSFET drain, high-side synchronous MOSFET source and the inductor."
      },
      {
        "number": "13",
        "name": "HDRV",
        "type": "output",
        "description": "High-side gate driver output to the gate of the synchronous rectifier MOSFET; connected to SW through an internal 200-kΩ resistor when VIN bias is removed."
      },
      {
        "number": "14",
        "name": "PGOOD",
        "type": "output",
        "description": "Open-drain power good indicator; a 10-kΩ pullup to VCC or an external logic supply is recommended."
      },
      {
        "number": "15",
        "name": "EN",
        "type": "input",
        "description": "Enable pin with internal pullup current source; floating enables the IC, below 1.2 V enters standby, below 0.4 V enters shutdown, and two resistors can set adjustable UVLO."
      },
      {
        "number": "16",
        "name": "AGND",
        "type": "power_in",
        "description": "Analog signal ground of the IC, connected to PGND at a single point on the PCB."
      },
      {
        "number": "17",
        "name": "PowerPAD",
        "type": "power_in",
        "description": "Exposed PowerPAD connected to AGND, with thermal vias to an internal ground plane if possible for improved power dissipation."
      }
    ],
    "provenance": {
      "extractor": "extract_pins 0.3",
      "factory_chain": {
        "factory": "2.0.0",
        "extractor": "extract_pins 0.3",
        "primary_model": "claude-sonnet-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 for SS, BOOT, SW, COMP are judgment calls since the datasheet does not state ERC classes; "
        ],
        "pages_sent": 9,
        "cost_usd": 0.1209,
        "at": "2026-10-23T08:15:38"
      },
      "datasheet": {
        "url": "https://www.ti.com/cn/lit/gpn/tps43061",
        "pages": 44,
        "sha256": "2cd9f6a548135d9e",
        "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"
    },
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        "role": "plain",
        "up": "Z",
        "units": "mm",
        "origin": "footprint origin = pad-pattern centre",
        "seat": "z = 0",
        "extents_mm": [
          3.0,
          3.0,
          0.785
        ],
        "zmin_mm": 0.0,
        "centre_offset_mm": 0.0,
        "footprint_binding": "identity",
        "sha256": "3eb81ffac423a66cdcfead8efe56401da171edaf1f2257049aad7b2d3900f6c8",
        "checked": "2026-10-23",
        "checked_by": "factory/step_pose.py (Z-up, origin, seat, binding)"
      },
      {
        "file": "tps43061rtet-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,
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        "footprint_binding": "identity",
        "sha256": "edea03122d47f57ac2288019b624ca30b713978c2fa2d1aa2645c18e10636619",
        "checked": "2026-10-23",
        "checked_by": "factory/step_pose.py (Z-up, origin, seat, binding)"
      }
    ]
  }
}