TPS2363PFBR

{
  "schema_version": 1,
  "type": "component",
  "slug": "tps2363pfbr",
  "title": "TPS2363PFBR",
  "brief": "Texas Instruments Supervisor And Reset ICs, TQFP-48(7x7). 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 management (pmic)",
    "tps2363pfbr",
    "factory-2.0.0",
    "extractor-text"
  ],
  "component": {
    "mpn": "TPS2363PFBR",
    "manufacturer": "Texas Instruments",
    "package": "TQFP-48(7x7)",
    "pin_count": 48,
    "category": "Power Management (PMIC)",
    "subcategory": "Supervisor And Reset ICs",
    "datasheet": "https://www.ti.com/cn/lit/gpn/tps2363",
    "parts": {
      "symbol": "tps2363pfbr.kicad_sym",
      "footprint": "tps2363pfbr.kicad_mod",
      "model_3d": "tps2363pfbr-hero.glb",
      "model_3d_plain": "tps2363pfbr.glb",
      "model_3d_step": "tps2363pfbr-etched.step",
      "model_3d_step_plain": "tps2363pfbr.step",
      "lbr": "tps2363pfbr.lbr"
    },
    "distributor_links": {
      "lcsc": "C2678216",
      "digikey": "296-50070-2-ND",
      "mouser": "595-TPS2363PFBR"
    },
    "distributor_check": {
      "checked_at": "2026-10-11T09:18:55Z",
      "source": "Component Ocean /api/assign-pns",
      "digikey": {
        "pn": "296-50070-2-ND",
        "status": "found",
        "lifecycle": "Active"
      },
      "mouser": {
        "pn": "595-TPS2363PFBR",
        "status": "found"
      }
    },
    "pins": [
      {
        "number": "1",
        "name": "FAULTA",
        "type": "output",
        "description": "Active-low open-drain fault output for slot A (filtered) that must be pulled up to AUXINA with a 100-kΩ resistor."
      },
      {
        "number": "2",
        "name": "FILTERA",
        "type": "input",
        "description": "An external capacitor from this pin to ground sets the time a main or AUX fault may persist before slot A main power is turned off."
      },
      {
        "number": "3",
        "name": "G12A",
        "type": "output",
        "description": "Gate drive for the 12-V P-channel FET of slot A; a capacitor from this pin to OUT12A sets the slew rate to limit inrush current."
      },
      {
        "number": "4",
        "name": "GPIA1",
        "type": "input",
        "description": "Filtered general-purpose input for a mechanical switch, read through the SMBus status register, with an internal 100-kΩ pull-down; connect to ground if unused."
      },
      {
        "number": "5",
        "name": "SH12A",
        "type": "power_in",
        "description": "12-V supply input and high side of the slot A 12-V sense resistor, requiring a 0.1 µF bypass capacitor to ground and Kelvin-aware layout."
      },
      {
        "number": "6",
        "name": "PGOODA",
        "type": "output",
        "description": "Active-low open-drain power-good output for slot A that must be pulled up to AUXINA with a 100-kΩ resistor."
      },
      {
        "number": "7",
        "name": "GPIA2",
        "type": "input",
        "description": "Filtered general-purpose input for a mechanical switch, read through the SMBus status register; available only on the TPS2363 and left unconnected if not used."
      },
      {
        "number": "8",
        "name": "SL12A",
        "type": "input",
        "description": "Low side of the slot A 12-V sense resistor; an over-current condition exists when the voltage across the sense resistor exceeds the current-limit threshold, and a Kelvin connection is required."
      },
      {
        "number": "9",
        "name": "FORCEONA",
        "type": "input",
        "description": "Active-low input that forces slot A on even during a fault for diagnostics, disableable via SMBus FORCEON INHIB bits, and overridden by thermal shutdown."
      },
      {
        "number": "10",
        "name": "OUT12A",
        "type": "bidirectional",
        "description": "12-V channel output used to monitor slot A voltage for power good, with a 1.2-kΩ bleed-down active when main power is off and power-off readable below 100 mV via SMBus."
      },
      {
        "number": "11",
        "name": "AUXINA",
        "type": "power_in",
        "description": "3.3-V auxiliary supply input for PCI Express, SMBus and internal logic that requires a 0.1 µF bypass capacitor and must be tied to 3.3 V if no AUX supply is used."
      },
      {
        "number": "12",
        "name": "SH33A",
        "type": "power_in",
        "description": "3.3-V supply input and high side of the slot A 3.3-V sense resistor, requiring a 0.1 µF bypass capacitor to ground."
      },
      {
        "number": "13",
        "name": "SL33A",
        "type": "input",
        "description": "Low side of the slot A 3.3-V sense resistor; an over-current condition exists when the voltage across the sense resistor exceeds the current-limit threshold, and a Kelvin connection is required."
      },
      {
        "number": "14",
        "name": "G33A",
        "type": "output",
        "description": "Gate drive for the 3.3-V N-channel FET of slot A; a capacitor from this pin to ground sets the slew rate to limit inrush current."
      },
      {
        "number": "15",
        "name": "VAUXA",
        "type": "power_out",
        "description": "VAUX output to slot A that is current limited to 400 mA by default, or 800 mA when the AUXHIA pin is pulled up."
      },
      {
        "number": "16",
        "name": "OUT33A",
        "type": "bidirectional",
        "description": "3.3-V channel output used to monitor slot A voltage for power good, with a 1.2-kΩ bleed-down active when main power is off and power-off readable below 100 mV via SMBus."
      },
      {
        "number": "17",
        "name": "GND",
        "type": "power_in",
        "description": "Ground reference pin."
      },
      {
        "number": "18",
        "name": "AUXHIA",
        "type": "input",
        "description": "Selects 800 mA VAUX current for slot A when pulled up to AUXINA through a 10-kΩ maximum resistor; NC or ground selects the default 400 mA, and an internal 40-kΩ pull-down is present."
      },
      {
        "number": "19",
        "name": "AUXHIB",
        "type": "input",
        "description": "Selects 800 mA VAUX current for slot B when pulled up to AUXINB through a 10-kΩ maximum resistor; NC or ground selects the default 400 mA, and an internal 40-kΩ pull-down is present."
      },
      {
        "number": "20",
        "name": "RFILTER",
        "type": "input",
        "description": "A 110-kΩ resistor from this pin to ground improves fault timer accuracy for both slots."
      },
      {
        "number": "21",
        "name": "OUT33B",
        "type": "bidirectional",
        "description": "3.3-V channel output used to monitor slot B voltage for power good, with a 1.2-kΩ bleed-down active when main power is off and power-off readable below 100 mV via SMBus."
      },
      {
        "number": "22",
        "name": "VAUXB",
        "type": "power_out",
        "description": "VAUX output to slot B that is current limited to 400 mA by default, or 800 mA when the AUXHIB pin is pulled up."
      },
      {
        "number": "23",
        "name": "G33B",
        "type": "output",
        "description": "Gate drive for the 3.3-V N-channel FET of slot B; a capacitor from this pin to ground sets the slew rate to limit inrush current."
      },
      {
        "number": "24",
        "name": "SL33B",
        "type": "input",
        "description": "Low side of the slot B 3.3-V sense resistor; an over-current condition exists when the voltage across the sense resistor exceeds the current-limit threshold, and a Kelvin connection is required."
      },
      {
        "number": "25",
        "name": "SH33B",
        "type": "power_in",
        "description": "3.3-V supply input and high side of the slot B 3.3-V sense resistor, requiring a 0.1 µF bypass capacitor to ground."
      },
      {
        "number": "26",
        "name": "AUXINB",
        "type": "power_in",
        "description": "3.3-V auxiliary supply input for PCI Express, SMBus and internal logic that requires a 0.1 µF bypass capacitor and must be tied to 3.3 V if no AUX supply is used."
      },
      {
        "number": "27",
        "name": "OUT12B",
        "type": "bidirectional",
        "description": "12-V channel output used to monitor slot B voltage for power good, with a 1.2-kΩ bleed-down active when main power is off and power-off readable below 100 mV via SMBus."
      },
      {
        "number": "28",
        "name": "FORCEONB",
        "type": "input",
        "description": "Active-low input that forces slot B on even during a fault for diagnostics, disableable via SMBus FORCEON INHIB bits, and overridden by thermal shutdown."
      },
      {
        "number": "29",
        "name": "SL12B",
        "type": "input",
        "description": "Low side of the slot B 12-V sense resistor; an over-current condition exists when the voltage across the sense resistor exceeds the current-limit threshold, and a Kelvin connection is required."
      },
      {
        "number": "30",
        "name": "GPIB2",
        "type": "input",
        "description": "Filtered general-purpose input for a mechanical switch, read through the SMBus status register; available only on the TPS2363 and left unconnected if not used."
      },
      {
        "number": "31",
        "name": "PGOODB",
        "type": "output",
        "description": "Active-low open-drain power-good output for slot B that must be pulled up to AUXINB with a 100-kΩ resistor."
      },
      {
        "number": "32",
        "name": "SH12B",
        "type": "power_in",
        "description": "12-V supply input and high side of the slot B 12-V sense resistor, requiring a 0.1 µF bypass capacitor to ground."
      },
      {
        "number": "33",
        "name": "GND",
        "type": "power_in",
        "description": "Ground reference pin."
      },
      {
        "number": "34",
        "name": "G12B",
        "type": "output",
        "description": "Gate drive for the 12-V P-channel FET of slot B; a capacitor from this pin to OUT12B sets the slew rate to limit inrush current."
      },
      {
        "number": "35",
        "name": "FILTERB",
        "type": "input",
        "description": "An external capacitor from this pin to ground sets the time a main or AUX fault may persist before slot B main power is turned off."
      },
      {
        "number": "36",
        "name": "FAULTB",
        "type": "output",
        "description": "Active-low open-drain fault output for slot B (filtered) that must be pulled up to AUXINB with a 100-kΩ resistor."
      },
      {
        "number": "37",
        "name": "INT",
        "type": "output",
        "description": "Active-low open-drain interrupt output asserted on a fault, which must be pulled up to 3.3 V or AUXIN through an external 10-kΩ resistor at the end of the bus."
      },
      {
        "number": "38",
        "name": "GPIB1",
        "type": "input",
        "description": "Filtered general-purpose input for a mechanical switch, read through the SMBus status register, with an internal 100-kΩ pull-down; connect to ground if unused."
      },
      {
        "number": "39",
        "name": "A2",
        "type": "input",
        "description": "SMBus address select input internally pulled up to 3.3 V or AUXIN through 40 kΩ, read at initialization only, and tied to ground for a zero."
      },
      {
        "number": "40",
        "name": "A1",
        "type": "input",
        "description": "SMBus address select input internally pulled up to 3.3 V or AUXIN through 40 kΩ, read at initialization only, and tied to ground for a zero."
      },
      {
        "number": "41",
        "name": "A0",
        "type": "input",
        "description": "SMBus address select input internally pulled up to 3.3 V or AUXIN through 40 kΩ, read at initialization only, and tied to ground for a zero."
      },
      {
        "number": "42",
        "name": "AUXENB",
        "type": "input",
        "description": "Active-high, level-sensitive enable for the slot B VAUX output; taking it low clears a VAUX fault, and it should be connected to ground when using the SMBus interface."
      },
      {
        "number": "43",
        "name": "ONB",
        "type": "input",
        "description": "Active-high enable for the slot B main 12-V and 3.3-V outputs; taking it low clears a main-supply fault, and it should be connected to ground when using the SMBus interface."
      },
      {
        "number": "44",
        "name": "ONA",
        "type": "input",
        "description": "Active-high enable for the slot A main 12-V and 3.3-V outputs; taking it low clears a main-supply fault, and it should be connected to ground when using the SMBus interface."
      },
      {
        "number": "45",
        "name": "AUXENA",
        "type": "input",
        "description": "Active-high, level-sensitive enable for the slot A VAUX output; taking it low clears a VAUX fault, and it should be connected to ground when using the SMBus interface."
      },
      {
        "number": "46",
        "name": "GND",
        "type": "power_in",
        "description": "Ground reference pin."
      },
      {
        "number": "47",
        "name": "SCL",
        "type": "input",
        "description": "SMBus clock input that must be pulled up to 3.3 V or AUXIN through an external 10-kΩ resistor at the end of the bus."
      },
      {
        "number": "48",
        "name": "SDA",
        "type": "bidirectional",
        "description": "SMBus data input/output and address input that must be pulled up to 3.3 V or AUXIN through an external 10-kΩ resistor at the end of the bus."
      }
    ],
    "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: Pin numbers for the A and B channel signals are paired in the terminal table (for example FAULTA/B =; The datasheet lists the supply, sense, and AUX pins as type I. I assigned power_in or power_out base; FAULT, PGOOD and INT are open-drain outputs. The allowed type set has no open-drain class, so they a",
          "19/48 pins cited to the wrong page (name found elsewhere): ['4:GPIA1@p7', '7:GPIA2@p7', '21:OUT33B@p8', '22:VAUXB@p7']"
        ],
        "pages_sent": 16,
        "cost_usd": 0.127,
        "at": "2026-10-11T09:18:30"
      },
      "datasheet": {
        "url": "https://www.ti.com/cn/lit/gpn/tps2363",
        "pages": 47,
        "sha256": "0022f32de279ab1d",
        "source_tier": "lcsc"
      },
      "cad": "KiCad official (CC-BY-SA 4.0)",
      "pins": {
        "total": 48,
        "described": 48,
        "cites_pages": true,
        "refuses_to_fabricate": true
      }
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      "footprint": "viewers/footprint.html"
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        "zmin_mm": 0,
        "centre_offset_mm": 0,
        "footprint_binding": "identity",
        "sha256": "14ca7676e4932e92f0eca0c6d56ce3018cd28a2531204a70ab7bbacb3eeb3cf5",
        "checked": "2026-10-11",
        "checked_by": "factory/step_pose.py (Z-up, origin, seat, binding)"
      },
      {
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        "role": "eda",
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        "zmin_mm": 0,
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        "sha256": "e3234212f408fc7018cf3852ab6c1940281257142ef7e647e06acf6172b74954",
        "checked": "2026-10-11",
        "checked_by": "factory/step_pose.py (Z-up, origin, seat, binding)"
      }
    ]
  },
  "metadata": {
    "specs": {
      "Manufacturer": "Texas Instruments",
      "Package": "TQFP-48(7x7)",
      "Category": "Power Management (PMIC)",
      "Pins": "48"
    }
  },
  "variants": [],
  "sections": [
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  "discovery_triggers": [
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  "discovery_pitch": "TPS2363PFBR (Texas Instruments) component page: datasheet pinout, KiCad symbol, footprint and 3D.",
  "author": {
    "name": "Ray",
    "email": "[email protected]"
  },
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