TPS76818QPWPR

{
  "slug": "tps76818qpwpr",
  "version": "0.1.0",
  "type": "component",
  "description": "Texas Instruments Voltage Regulators - Linear, Low Drop Out (LDO) Regulators, HTSSOP-20. Pinout cross-checked by two models against the datasheet, KiCad symbol/footprint/3D.",
  "tags": [
    "component",
    "power management (pmic)",
    "tps76818qpwpr",
    "factory-2.0.0",
    "extractor-text"
  ],
  "dependencies": {},
  "hero": {
    "type": "image",
    "path": "docs/hero.png"
  },
  "files": [
    "page.json",
    "README.md",
    "tps76818qpwpr.kicad_sym",
    "tps76818qpwpr.kicad_mod",
    "tps76818qpwpr.glb",
    "tps76818qpwpr.step",
    "tps76818qpwpr.lbr",
    "docs/hero.png",
    "docs/tps76818qpwpr-datasheet.pdf",
    "viewers/symbol.html",
    "viewers/footprint.html",
    "tps76818qpwpr-hero.glb",
    "tps76818qpwpr-hero.overlay.json"
  ],
  "component": {
    "mpn": "TPS76818QPWPR",
    "manufacturer": "Texas Instruments",
    "package": "HTSSOP-20",
    "pin_count": 21,
    "category": "Power Management (PMIC)",
    "subcategory": "Voltage Regulators - Linear, Low Drop Out (LDO) Regulators",
    "datasheet": "https://www.ti.com/cn/lit/gpn/tps768",
    "parts": {
      "symbol": "tps76818qpwpr.kicad_sym",
      "footprint": "tps76818qpwpr.kicad_mod",
      "model_3d": "tps76818qpwpr-hero.glb",
      "model_3d_plain": "tps76818qpwpr.glb",
      "model_3d_step": "tps76818qpwpr-etched.step",
      "model_3d_step_plain": "tps76818qpwpr.step",
      "lbr": "tps76818qpwpr.lbr"
    },
    "distributor_links": {
      "lcsc": "C2865046",
      "digikey": "TPS76818QPWPR-ND",
      "mouser": "595-TPS76818QPWPR"
    },
    "distributor_check": {
      "checked_at": "2026-10-11T11:07:41Z",
      "source": "Component Ocean /api/assign-pns",
      "digikey": {
        "pn": "TPS76818QPWPR-ND",
        "status": "found",
        "lifecycle": "Active"
      },
      "mouser": {
        "pn": "595-TPS76818QPWPR",
        "status": "found"
      }
    },
    "pins": [
      {
        "number": "1",
        "name": "GND/HSINK",
        "type": "power_in",
        "description": "Regulator ground and heatsink connection."
      },
      {
        "number": "2",
        "name": "GND/HSINK",
        "type": "power_in",
        "description": "Regulator ground and heatsink connection."
      },
      {
        "number": "3",
        "name": "GND",
        "type": "power_in",
        "description": "Regulator ground."
      },
      {
        "number": "4",
        "name": "NC",
        "type": "unconnected",
        "description": "No connect; no internal connection."
      },
      {
        "number": "5",
        "name": "EN",
        "type": "input",
        "description": "Enable input; a TTL high signal shuts the regulator down, with high-level input threshold of 1.7 V and low-level threshold of 0.9 V."
      },
      {
        "number": "6",
        "name": "IN",
        "type": "power_in",
        "description": "Input voltage; recommended range 2.7 V to 10 V, with absolute maximum input of 13.5 V."
      },
      {
        "number": "7",
        "name": "IN",
        "type": "power_in",
        "description": "Input voltage; recommended range 2.7 V to 10 V, with absolute maximum input of 13.5 V."
      },
      {
        "number": "8",
        "name": "NC",
        "type": "unconnected",
        "description": "No connect; no internal connection."
      },
      {
        "number": "9",
        "name": "GND/HSINK",
        "type": "power_in",
        "description": "Regulator ground and heatsink connection."
      },
      {
        "number": "10",
        "name": "GND/HSINK",
        "type": "power_in",
        "description": "Regulator ground and heatsink connection."
      },
      {
        "number": "11",
        "name": "GND/HSINK",
        "type": "power_in",
        "description": "Regulator ground and heatsink connection."
      },
      {
        "number": "12",
        "name": "GND/HSINK",
        "type": "power_in",
        "description": "Regulator ground and heatsink connection."
      },
      {
        "number": "13",
        "name": "OUT",
        "type": "power_out",
        "description": "Regulated output voltage; output current range 0 to 1.0 A."
      },
      {
        "number": "14",
        "name": "OUT",
        "type": "power_out",
        "description": "Regulated output voltage; output current range 0 to 1.0 A."
      },
      {
        "number": "15",
        "name": "FB/NC",
        "type": "input",
        "description": "Feedback input voltage for the adjustable device; no connect for fixed-output options such as the TPS76818."
      },
      {
        "number": "16",
        "name": "PG",
        "type": "output",
        "description": "Open-drain power-good output that pulls low when VO falls to between 92% and 98% of nominal and requires an external pullup resistor."
      },
      {
        "number": "17",
        "name": "NC",
        "type": "unconnected",
        "description": "No connect; no internal connection."
      },
      {
        "number": "18",
        "name": "NC",
        "type": "unconnected",
        "description": "No connect; no internal connection."
      },
      {
        "number": "19",
        "name": "GND/HSINK",
        "type": "power_in",
        "description": "Regulator ground and heatsink connection."
      },
      {
        "number": "20",
        "name": "GND/HSINK",
        "type": "power_in",
        "description": "Regulator ground and heatsink connection."
      },
      {
        "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: FB/NC is a feedback input only on the adjustable TPS76801; the datasheet says it is no connect for f; Page 1 describes PG as an active high output, while page 12 describes an open-drain output that goes; The datasheet groups these eight PWP pins under a single GND/HSINK entry; each pin is listed individ",
          "exposed pad 21 added from the footprint",
          "1/21 pins cited to the wrong page (name found elsewhere): ['11:GND/HSINK@p4']"
        ],
        "pages_sent": 13,
        "cost_usd": 0.0849,
        "at": "2026-10-11T11:07:16"
      },
      "datasheet": {
        "url": "https://www.ti.com/cn/lit/gpn/tps768",
        "pages": 31,
        "sha256": "742896d0a1cf7766",
        "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": [
      {
        "file": "tps76818qpwpr.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": 0.0,
        "centre_offset_mm": 0.0,
        "footprint_binding": "identity",
        "sha256": "874b7f9f959dd016bdaef8ed610bccfb6ee206cdcf50aac5cb34e08628bfde29",
        "checked": "2026-10-11",
        "checked_by": "factory/step_pose.py (Z-up, origin, seat, binding)"
      },
      {
        "file": "tps76818qpwpr-etched.step",
        "role": "eda",
        "up": "Z",
        "units": "mm",
        "origin": "footprint origin = pad-pattern centre",
        "seat": "z = 0",
        "extents_mm": [
          6.41,
          6.5,
          1.2
        ],
        "zmin_mm": 0.0,
        "centre_offset_mm": 0.0,
        "footprint_binding": "identity",
        "sha256": "a2b9bada9cf395b7ab4fcdf3f6be17b39674e2ed345009f2e703851a6f1e4d5a",
        "checked": "2026-10-17",
        "checked_by": "factory/step_pose.py (Z-up, origin, seat, binding)"
      }
    ]
  }
}