TPS54110PWPR

{
  "schema_version": 1,
  "type": "component",
  "slug": "tps54110pwpr",
  "title": "TPS54110PWPR",
  "brief": "Texas Instruments DC-DC Converters, HTSSOP-20-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 supply chip",
    "tps54110pwpr",
    "factory-2.0.0",
    "extractor-text"
  ],
  "component": {
    "mpn": "TPS54110PWPR",
    "manufacturer": "Texas Instruments",
    "package": "HTSSOP-20-EP",
    "pin_count": 21,
    "category": "Power Supply Chip",
    "subcategory": "DC-DC Converters",
    "datasheet": "https://www.ti.com/cn/lit/gpn/tps54110",
    "parts": {
      "symbol": "tps54110pwpr.kicad_sym",
      "footprint": "tps54110pwpr.kicad_mod",
      "model_3d": "tps54110pwpr-hero.glb",
      "model_3d_plain": "tps54110pwpr.glb",
      "model_3d_step": "tps54110pwpr-etched.step",
      "model_3d_step_plain": "tps54110pwpr.step",
      "lbr": "tps54110pwpr.lbr"
    },
    "distributor_links": {
      "lcsc": "C2071021",
      "digikey": "296-26983-2-ND",
      "mouser": "595-TPS54110PWPR"
    },
    "distributor_check": {
      "checked_at": "2026-10-08T22:36:57Z",
      "source": "Component Ocean /api/assign-pns",
      "digikey": {
        "pn": "296-26983-2-ND",
        "status": "found",
        "lifecycle": "Active"
      },
      "mouser": {
        "pn": "595-TPS54110PWPR",
        "status": "found"
      }
    },
    "pins": [
      {
        "number": "1",
        "name": "AGND",
        "type": "power_in",
        "description": "Analog ground, internally connected to the sensitive analog-ground circuitry; connect to PGND and the PowerPAD."
      },
      {
        "number": "2",
        "name": "VSENSE",
        "type": "input",
        "description": "Error amplifier inverting input; absolute maximum voltage range on this pin is -0.3 V to 4 V."
      },
      {
        "number": "3",
        "name": "COMP",
        "type": "output",
        "description": "Error amplifier output; connect the compensation network from COMP to VSENSE. Absolute maximum sink current is 6 mA."
      },
      {
        "number": "4",
        "name": "PWRGD",
        "type": "output",
        "description": "Power-good open-drain output that is high when VSENSE is at or above 93% of Vref and low otherwise; it is also low when SS/ENA is low or internal shutdown is active, with a maximum sink current of 10 mA."
      },
      {
        "number": "5",
        "name": "BOOT",
        "type": "input",
        "description": "Bootstrap input; a 0.022-µF to 0.1-µF low-ESR capacitor connected from BOOT to PH generates the floating drive for the high-side FET driver."
      },
      {
        "number": "6",
        "name": "PH",
        "type": "bidirectional",
        "description": "Phase input/output at the junction of the internal high- and low-side power MOSFETs and the output inductor; absolute maximum sink current is 3.5 A."
      },
      {
        "number": "7",
        "name": "PH",
        "type": "bidirectional",
        "description": "Phase input/output at the junction of the internal high- and low-side power MOSFETs and the output inductor; absolute maximum sink current is 3.5 A."
      },
      {
        "number": "8",
        "name": "PH",
        "type": "bidirectional",
        "description": "Phase input/output at the junction of the internal high- and low-side power MOSFETs and the output inductor; absolute maximum sink current is 3.5 A."
      },
      {
        "number": "9",
        "name": "PH",
        "type": "bidirectional",
        "description": "Phase input/output at the junction of the internal high- and low-side power MOSFETs and the output inductor; absolute maximum sink current is 3.5 A."
      },
      {
        "number": "10",
        "name": "PH",
        "type": "bidirectional",
        "description": "Phase input/output at the junction of the internal high- and low-side power MOSFETs and the output inductor; absolute maximum sink current is 3.5 A."
      },
      {
        "number": "11",
        "name": "PGND",
        "type": "power_in",
        "description": "Power ground and high-current return for the low-side driver and power MOSFET; connect with large copper areas to the input and output supply returns, AGND, and the PowerPAD."
      },
      {
        "number": "12",
        "name": "PGND",
        "type": "power_in",
        "description": "Power ground and high-current return for the low-side driver and power MOSFET; connect with large copper areas to the input and output supply returns, AGND, and the PowerPAD."
      },
      {
        "number": "13",
        "name": "PGND",
        "type": "power_in",
        "description": "Power ground and high-current return for the low-side driver and power MOSFET; connect with large copper areas to the input and output supply returns, AGND, and the PowerPAD."
      },
      {
        "number": "14",
        "name": "VIN",
        "type": "power_in",
        "description": "Input supply for the power MOSFET switches and internal bias regulator; recommended operating input range is 3 V to 6 V, bypassed to PGND with a 1-µF to 10-µF low-ESR ceramic capacitor."
      },
      {
        "number": "15",
        "name": "VIN",
        "type": "power_in",
        "description": "Input supply for the power MOSFET switches and internal bias regulator; recommended operating input range is 3 V to 6 V, bypassed to PGND with a 1-µF to 10-µF low-ESR ceramic capacitor."
      },
      {
        "number": "16",
        "name": "VIN",
        "type": "power_in",
        "description": "Input supply for the power MOSFET switches and internal bias regulator; recommended operating input range is 3 V to 6 V, bypassed to PGND with a 1-µF to 10-µF low-ESR ceramic capacitor."
      },
      {
        "number": "17",
        "name": "VBIAS",
        "type": "power_out",
        "description": "Internal bias regulator output supplying internal circuitry; bypass to AGND with a 0.1-µF to 1-µF high-quality, low-ESR ceramic capacitor."
      },
      {
        "number": "18",
        "name": "SS/ENA",
        "type": "bidirectional",
        "description": "Slow-start/enable pin that acts as a logic input to enable or disable device operation and as a capacitor input to externally set the start-up time; absolute maximum sink current is 10 mA."
      },
      {
        "number": "19",
        "name": "SYNC",
        "type": "input",
        "description": "Synchronization input that synchronizes to an external oscillator or selects between two internally set switching frequencies; when synchronizing externally, a resistor must be connected to RT."
      },
      {
        "number": "20",
        "name": "RT",
        "type": "input",
        "description": "Frequency-setting resistor input; connect a resistor from RT to AGND to set the switching frequency fs (absolute maximum range -0.3 V to 6 V)."
      },
      {
        "number": "21",
        "name": "EP",
        "type": "passive",
        "description": "Exposed pad (from the footprint; not named in the datasheet pin table)."
      }
    ],
    "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: The HTSSOP PowerPAD (exposed thermal pad) is referenced in the text (AGND, PGND and the PowerPAD mus; The provided text lists the package as 20-pin HTSSOP (PWP) with PowerPAD; the -EP hint matches this.",
          "exposed pad 21 added from the footprint"
        ],
        "pages_sent": 7,
        "cost_usd": 0.0625,
        "at": "2026-10-08T22:35:56"
      },
      "datasheet": {
        "url": "https://www.ti.com/cn/lit/gpn/tps54110",
        "pages": 37,
        "sha256": "36399588e3462175",
        "source_tier": "lcsc"
      },
      "cad": "KiCad official (CC-BY-SA 4.0)",
      "pins": {
        "total": 21,
        "described": 21,
        "cites_pages": true,
        "refuses_to_fabricate": true
      }
    },
    "viewers": {
      "symbol": "viewers/symbol.html",
      "footprint": "viewers/footprint.html"
    },
    "models_3d": [
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        "file": "tps54110pwpr.step",
        "role": "plain",
        "up": "Z",
        "units": "mm",
        "origin": "footprint origin = pad-pattern centre",
        "seat": "z = 0",
        "extents_mm": [
          6.41,
          6.5,
          1.2
        ],
        "zmin_mm": 0,
        "centre_offset_mm": 0,
        "footprint_binding": "identity",
        "sha256": "c9890458c5bfb10864c010031c000230d7aceed227950d34903ccde475b2fd0d",
        "checked": "2026-10-08",
        "checked_by": "factory/step_pose.py (Z-up, origin, seat, binding)"
      },
      {
        "file": "tps54110pwpr-etched.step",
        "role": "eda",
        "up": "Z",
        "units": "mm",
        "origin": "footprint origin = pad-pattern centre",
        "seat": "z = 0",
        "extents_mm": [
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          6.5,
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        ],
        "zmin_mm": 0.0,
        "centre_offset_mm": 0.0,
        "footprint_binding": "identity",
        "sha256": "971fb0d0c4948fa9dc45731bc24219c849e34bece2e8893236fab7f498d01503",
        "checked": "2026-10-17",
        "checked_by": "factory/step_pose.py (Z-up, origin, seat, binding)"
      }
    ]
  },
  "metadata": {
    "specs": {
      "Manufacturer": "Texas Instruments",
      "Package": "HTSSOP-20-EP",
      "Category": "Power Supply Chip",
      "Pins": "21"
    }
  },
  "variants": [],
  "sections": [
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    "viewers",
    "readme",
    "breadcrumbs",
    "info"
  ],
  "discovery_triggers": [
    "tps54110pwpr"
  ],
  "discovery_pitch": "TPS54110PWPR (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"
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  "files": [
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    "docs/tps54110pwpr-datasheet.pdf",
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  "visibility": {
    "public": true
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}