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Ray Set visibility: public 4041a46 9d ago
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{
  "schema_version": 1,
  "type": "component",
  "slug": "tps26631pwpr",
  "title": "TPS26631PWPR",
  "brief": "Texas Instruments Surge Protection Devices (SPDs), HTSSOP-20. Pinout reviewed by a person against the datasheet, KiCad symbol/footprint/3D.",
  "version": "0.1.0",
  "license": "CC-BY-SA-4.0",
  "tags": [
    "component",
    "circuit protection",
    "tps26631pwpr",
    "factory-2.0.0",
    "extractor-text"
  ],
  "component": {
    "mpn": "TPS26631PWPR",
    "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": {
      "symbol": "tps26631pwpr.kicad_sym",
      "footprint": "tps26631pwpr.kicad_mod",
      "model_3d": "tps26631pwpr-hero.glb",
      "model_3d_plain": "tps26631pwpr-etched.glb",
      "model_3d_step": "tps26631pwpr-etched.step",
      "model_3d_step_plain": "tps26631pwpr.step",
      "lbr": "tps26631pwpr.lbr"
    },
    "distributor_links": {
      "lcsc": "C2866319",
      "digikey": "296-TPS26631PWPRTR-ND"
    },
    "distributor_check": {
      "checked_at": "2026-10-21T18:40:52Z",
      "source": "Component Ocean /api/assign-pns",
      "digikey": {
        "pn": "296-TPS26631PWPRTR-ND",
        "status": "found"
      },
      "mouser": {
        "pn": null,
        "status": "quota"
      }
    },
    "pins": [
      {
        "number": "1",
        "name": "IN",
        "type": "power_in",
        "description": "Power input that connects to the DRAIN of the internal FET; the recommended IN_SYS and IN input voltage range is 4.5 V to 60 V."
      },
      {
        "number": "2",
        "name": "IN",
        "type": "power_in",
        "description": "Power input that connects to the DRAIN of the internal FET; the recommended IN_SYS and IN input voltage range is 4.5 V to 60 V."
      },
      {
        "number": "3",
        "name": "IN",
        "type": "power_in",
        "description": "Power input that connects to the DRAIN of the internal FET; the recommended IN_SYS and IN input voltage range is 4.5 V to 60 V."
      },
      {
        "number": "4",
        "name": "B_GATE",
        "type": "output",
        "description": "Blocking FET gate driver output that connects to the GATE of the external N-FET; leave floating if no external FET is used."
      },
      {
        "number": "5",
        "name": "DRV",
        "type": "output",
        "description": "Blocking FET fast pulldown switch drive that connects to the GATE of the external pulldown switch; leave floating if the external N-FET is not used."
      },
      {
        "number": "6",
        "name": "IN_SYS",
        "type": "power_in",
        "description": "Power input and supply voltage of the device; connect to the source of the blocking FET when used, or short to IN when no blocking FET is used."
      },
      {
        "number": "7",
        "name": "UVLO",
        "type": "input",
        "description": "Input for the programmable undervoltage lockout threshold; an undervoltage event turns off the internal FET and asserts FLT, and connecting UVLO to GND selects the internal default threshold."
      },
      {
        "number": "8",
        "name": "OVP",
        "type": "input",
        "description": "Input for the programmable overvoltage protection threshold (TPS26630 and TPS26631 only); an overvoltage event turns off the internal FET and asserts FLT, and connecting OVP to GND selects the internal default threshold."
      },
      {
        "number": "9",
        "name": "GND",
        "type": "power_in",
        "description": "Connect to system ground."
      },
      {
        "number": "10",
        "name": "dVdT",
        "type": "bidirectional",
        "description": "A capacitor from this pin to GND sets the output voltage slew rate (see Hot Plug-In and InRush Current Control section)."
      },
      {
        "number": "11",
        "name": "ILIM",
        "type": "bidirectional",
        "description": "A resistor from this pin to GND sets the overload and short-circuit current limit; ILIM resistance is specified from 3 kΩ to 30 kΩ."
      },
      {
        "number": "12",
        "name": "MODE",
        "type": "input",
        "description": "Mode selection pin for overload fault response; see the Device Functional Modes section."
      },
      {
        "number": "13",
        "name": "SHDN",
        "type": "input",
        "description": "Shutdown pin; pulling SHDN low puts the device into low-power shutdown mode, and cycling SHDN resets a device latched off by a fault."
      },
      {
        "number": "14",
        "name": "IMON",
        "type": "output",
        "description": "Analog current monitor output that sources a scaled-down ratio of the FET current; a resistor to GND converts it to a proportional voltage, and the pin should be left floating if unused."
      },
      {
        "number": "15",
        "name": "FLT",
        "type": "output",
        "description": "Fault event indicator that is an open-drain output; leave floating or connect to GND if unused."
      },
      {
        "number": "16",
        "name": "PGTH",
        "type": "input",
        "description": "PGOOD comparator input."
      },
      {
        "number": "17",
        "name": "PGOOD",
        "type": "output",
        "description": "Active-high power-good output that goes high when PGTH crosses V(PGTHR) with the internal FET enhanced and goes low when PGTH falls to V(PGTHF); connect to GND or leave floating if unused."
      },
      {
        "number": "18",
        "name": "OUT",
        "type": "power_out",
        "description": "Power output of the device."
      },
      {
        "number": "19",
        "name": "OUT",
        "type": "power_out",
        "description": "Power output of the device."
      },
      {
        "number": "20",
        "name": "N.C.",
        "type": "unconnected",
        "description": "No connect."
      }
    ],
    "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
      }
    },
    "viewers": {
      "symbol": "viewers/symbol.html",
      "footprint": "viewers/footprint.html"
    },
    "models_3d": [
      {
        "file": "tps26631pwpr.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": "1c3022551b2806f6ef533468cef0dac7a86067c76c3e003cac856af9ca48fddc",
        "checked": "2026-10-21",
        "checked_by": "factory/step_pose.py (Z-up, origin, seat, binding)"
      },
      {
        "file": "tps26631pwpr-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,
        "centre_offset_mm": 0,
        "footprint_binding": "identity",
        "sha256": "70cf21e92f4a2f05bae12a4cf937a221116c98643b727c2f8fa47bcb2a5ca0e1",
        "checked": "2026-10-21",
        "checked_by": "factory/step_pose.py (Z-up, origin, seat, binding)"
      }
    ]
  },
  "metadata": {
    "specs": {
      "Manufacturer": "Texas Instruments",
      "Package": "HTSSOP-20",
      "Category": "Circuit Protection",
      "Pins": "21"
    },
    "characteristics": {
      "version": 1,
      "source": "datasheet",
      "datasheet_sha256": "63ce6e9453e4499b42acba667ddafe39cacf3c52a5931bd3ba03ba35b813f0b7",
      "rows": [
        {
          "name": "IN_SYS input voltage",
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          "kind": "absolute_maximum",
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          "min": -60,
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          "max": 67,
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        },
        {
          "name": "IN_SYS input voltage (10 ms transient)",
          "symbol": "",
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          "unit": "V",
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          "typ": null,
          "max": 75,
          "conditions": "10 ms transient, TA = 25 ℃",
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          "name": "IN, OUT, UVLO, FLT, PGOOD, PGTH voltage",
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          "name": "IN_SYS – OUT voltage (blocking FET)",
          "symbol": "",
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          "min": -85,
          "typ": null,
          "max": null,
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        {
          "name": "BGATE voltage",
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        {
          "name": "BGATE – IN_SYS voltage",
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        {
          "name": "DRV voltage",
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        {
          "name": "DRV – IN_SYS voltage",
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          "name": "OVP, dVdT, IMON, MODE, SHDN, ILIM, PLIM voltage",
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        {
          "name": "IFLT, IdVdT, IPGOOD sink current",
          "symbol": "IFLT",
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          "unit": "mA",
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        {
          "name": "Operating junction temperature TJ",
          "symbol": "TJ",
          "kind": "absolute_maximum",
          "unit": "°C",
          "min": -40,
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        {
          "name": "Transient junction temperature",
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        },
        {
          "name": "Storage temperature Tstg",
          "symbol": "Tstg",
          "kind": "absolute_maximum",
          "unit": "°C",
          "min": -65,
          "typ": null,
          "max": 150,
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        {
          "name": "IN_SYS, IN input voltage",
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        {
          "name": "OUT, UVLO, PGTH, PGOOD, FLT voltage",
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          "name": "OVP, dVdT, IMON, MODE voltage",
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        {
          "name": "SHDN voltage",
          "symbol": "",
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          "typ": null,
          "max": 5,
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        {
          "name": "ILIM resistance",
          "symbol": "R(ILIM)",
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          "min": 3,
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        {
          "name": "IMON resistance",
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          "min": 1,
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        {
          "name": "IN, IN_SYS, OUT external capacitance",
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          "min": 0.1,
          "typ": null,
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        },
        {
          "name": "dVdT external capacitance",
          "symbol": "C(dVdT)",
          "kind": "recommended_operating",
          "unit": "nF",
          "min": null,
          "typ": null,
          "max": 10,
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        {
          "name": "Operating junction temperature TJ",
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          "typ": 25,
          "max": 125,
          "conditions": "",
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        {
          "name": "IN_SYS operating input voltage",
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          "unit": "V",
          "min": 4.5,
          "typ": null,
          "max": 60,
          "conditions": "",
          "source_page": 6,
          "source": "datasheet"
        },
        {
          "name": "Supply current, enabled",
          "symbol": "IQ(ON)",
          "kind": "electrical",
          "unit": "mA",
          "min": null,
          "typ": 1.38,
          "max": 1.7,
          "conditions": "Enabled: V(SHDN) = 2 V",
          "source_page": 6,
          "source": "datasheet"
        },
        {
          "name": "Supply current, shutdown",
          "symbol": "IQ(OFF)",
          "kind": "electrical",
          "unit": "µA",
          "min": null,
          "typ": 21,
          "max": 60,
          "conditions": "V(SHDN) = 0 V",
          "source_page": 6,
          "source": "datasheet"
        },
        {
          "name": "Ground current during reverse polarity",
          "symbol": "I(GND)",
          "kind": "electrical",
          "unit": "µA",
          "min": null,
          "typ": 144,
          "max": 200,
          "conditions": "V(IN_SYS) = –24V, V(IN) = Floating, V(OUT) = 0 V",
          "source_page": 6,
          "source": "datasheet"
        },
        {
          "name": "IN_SYS undervoltage trip level, rising",
          "symbol": "V(INSYS_UVLO)",
          "kind": "electrical",
          "unit": "V",
          "min": 15.1,
          "typ": 15.46,
          "max": 15.9,
          "conditions": "V(IN_SYS) rising, V(UVLO) = 0 V",
          "source_page": 6,
          "source": "datasheet"
        },
        {
          "name": "IN_SYS undervoltage trip level, falling",
          "symbol": "V(INSYS_UVLO)",
          "kind": "electrical",
          "unit": "V",
          "min": 14,
          "typ": 14.47,
          "max": 15.1,
          "conditions": "V(IN_SYS) falling, V(UVLO) = 0 V",
          "source_page": 6,
          "source": "datasheet"
        },
        {
          "name": "UVLO threshold voltage, rising",
          "symbol": "V(UVLOR)",
          "kind": "electrical",
          "unit": "V",
          "min": 1.176,
          "typ": 1.2,
          "max": 1.224,
          "conditions": "",
          "source_page": 6,
          "source": "datasheet"
        },
        {
          "name": "UVLO threshold voltage, falling",
          "symbol": "V(UVLOF)",
          "kind": "electrical",
          "unit": "V",
          "min": 1.09,
          "typ": 1.122,
          "max": 1.15,
          "conditions": "",
          "source_page": 6,
          "source": "datasheet"
        },
        {
          "name": "IN_SYS overvoltage trip level, rising",
          "symbol": "V(IN_SYS_OVP)",
          "kind": "electrical",
          "unit": "V",
          "min": 33.2,
          "typ": 34.33,
          "max": 35.4,
          "conditions": "V(IN_SYS) rising, V(OVP) = 0 V",
          "source_page": 6,
          "source": "datasheet"
        },
        {
          "name": "IN_SYS overvoltage trip level, falling",
          "symbol": "V(IN_SYS_OVP)",
          "kind": "electrical",
          "unit": "V",
          "min": 32.7,
          "typ": 33.89,
          "max": 35,
          "conditions": "V(IN_SYS) falling, V(OVP) = 0 V",
          "source_page": 6,
          "source": "datasheet"
        },
        {
          "name": "Over-voltage threshold voltage, rising",
          "symbol": "V(OVPR)",
          "kind": "electrical",
          "unit": "V",
          "min": 1.176,
          "typ": 1.2,
          "max": 1.224,
          "conditions": "",
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        },
        {
          "name": "Over-voltage threshold voltage, falling",
          "symbol": "V(OVPF)",
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          "typ": 1.122,
          "max": 1.15,
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          "source": "datasheet"
        },
        {
          "name": "Overload current limit",
          "symbol": "I(OL)",
          "kind": "electrical",
          "unit": "A",
          "min": 0.54,
          "typ": 0.6,
          "max": 0.66,
          "conditions": "R(ILIM) = 30 kΩ, V(IN) – V(OUT) = 1 V",
          "source_page": 7,
          "source": "datasheet"
        },
        {
          "name": "Overload current limit",
          "symbol": "I(OL)",
          "kind": "electrical",
          "unit": "A",
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