TPS26633PWPT

{
  "slug": "tps26633pwpt",
  "version": "0.1.0",
  "type": "component",
  "description": "Texas Instruments Surge Protection Devices (SPDs), HTSSOP-20. Pinout reviewed by a person against the datasheet, KiCad symbol/footprint/3D.",
  "tags": [
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    "circuit protection",
    "tps26633pwpt",
    "factory-2.0.0",
    "extractor-text"
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  "dependencies": {},
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    "path": "docs/hero.png"
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  "component": {
    "mpn": "TPS26633PWPT",
    "manufacturer": "Texas Instruments",
    "package": "HTSSOP-20",
    "pin_count": 20,
    "category": "Circuit Protection",
    "subcategory": "Surge Protection Devices (SPDs)",
    "datasheet": "https://www.ti.com/cn/lit/gpn/tps2663",
    "parts": {
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      "lbr": "tps26633pwpt.lbr"
    },
    "distributor_links": {
      "lcsc": "C2864480"
    },
    "distributor_check": {
      "checked_at": "2026-10-21T17:27:22Z",
      "source": "Component Ocean /api/assign-pns",
      "digikey": {
        "pn": null,
        "status": "quota"
      },
      "mouser": {
        "pn": null,
        "status": "quota"
      }
    },
    "pins": [
      {
        "number": "1",
        "name": "PLIM",
        "type": "input",
        "description": "Programmable output power limiting threshold input; connect resistor to GND to set power limit or connect to GND if feature not used."
      },
      {
        "number": "2",
        "name": "B_GATE",
        "type": "output",
        "description": "Blocking FET gate driver output for external N-channel FET; connect to FET gate for reverse polarity protection or leave floating if not used."
      },
      {
        "number": "3",
        "name": "IN",
        "type": "power_in",
        "description": "Power input connecting to the internal FET drain; supports multiple pin connections for current distribution."
      },
      {
        "number": "4",
        "name": "IN_SYS",
        "type": "power_in",
        "description": "Power input and device supply voltage; connect to external FET source or short to IN if blocking FET not used."
      },
      {
        "number": "5",
        "name": "IN",
        "type": "power_in",
        "description": "Power input connecting to the internal FET drain; supports multiple pin connections for current distribution."
      },
      {
        "number": "6",
        "name": "SHDN",
        "type": "input",
        "description": "Shutdown input; pull below 0.8V to enter low-power shutdown mode or cycle to reset latched-off faults."
      },
      {
        "number": "7",
        "name": "OUT",
        "type": "power_out",
        "description": "Power output of the device; supports multiple pin connections for current distribution."
      },
      {
        "number": "8",
        "name": "OUT",
        "type": "power_out",
        "description": "Power output of the device; supports multiple pin connections for current distribution."
      },
      {
        "number": "9",
        "name": "GND",
        "type": "power_in",
        "description": "Ground connection; connect to system ground with minimum 0.1-µF bypass capacitor to IN_SYS."
      },
      {
        "number": "10",
        "name": "PGTH",
        "type": "input",
        "description": "PGOOD comparator threshold input for power good signal monitoring."
      },
      {
        "number": "11",
        "name": "dVdT",
        "type": "bidirectional",
        "description": "Output voltage slew rate control input/output; connect capacitor to GND (10 nF typical) to set inrush current limit."
      },
      {
        "number": "12",
        "name": "ILIM",
        "type": "bidirectional",
        "description": "Overload and short-circuit current limit input/output; connect resistor to GND (3 kΩ to 30 kΩ) to set current limit per equation I(OL) = 18/R(ILIM)."
      },
      {
        "number": "13",
        "name": "PGOOD",
        "type": "output",
        "description": "Power good active-high open-drain output; goes high when PGTH exceeds rising threshold and internal FET enhanced, low at falling threshold."
      },
      {
        "number": "14",
        "name": "MODE",
        "type": "input",
        "description": "Fault response mode selection input; open for latch-off or shorted to GND for auto-retry on overload."
      },
      {
        "number": "15",
        "name": "IN",
        "type": "power_in",
        "description": "Power input connecting to the internal FET drain; supports multiple pin connections for current distribution."
      },
      {
        "number": "16",
        "name": "DRV",
        "type": "output",
        "description": "Blocking FET fast pulldown switch drive output; connect to external pulldown switch gate or leave floating if not used."
      },
      {
        "number": "17",
        "name": "UVLO",
        "type": "input",
        "description": "Programmable undervoltage lockout threshold input; connect to GND for internal default 3.1V threshold."
      },
      {
        "number": "18",
        "name": "IMON",
        "type": "output",
        "description": "Analog current monitor output sourcing 27.9 µA/A of load current; connect resistor to GND to convert to proportional voltage."
      },
      {
        "number": "19",
        "name": "FLT",
        "type": "output",
        "description": "Fault event indicator open-drain output asserting low on undervoltage, overvoltage, overload, reverse current, ILIM fault, or thermal shutdown."
      },
      {
        "number": "20",
        "name": "OUT",
        "type": "power_out",
        "description": "Power output of the device; supports multiple pin connections for current distribution."
      }
    ],
    "provenance": {
      "extractor": "ds2sf",
      "datasheet": {
        "url": "https://www.ti.com/cn/lit/gpn/tps2663",
        "pages": 60,
        "sha256": "63ce6e9453e4499b",
        "source_tier": "lcsc"
      },
      "cad": "KiCad official (CC-BY-SA 4.0)",
      "pins": {
        "total": 20,
        "described": 20,
        "cites_pages": true,
        "refuses_to_fabricate": true
      }
    },
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}