TPS23525PWR

{
  "schema_version": 1,
  "type": "component",
  "slug": "tps23525pwr",
  "title": "TPS23525PWR",
  "brief": "Texas Instruments Supervisor And Reset ICs, TSSOP-16. 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)",
    "tps23525pwr",
    "factory-2.0.0",
    "extractor-text"
  ],
  "component": {
    "mpn": "TPS23525PWR",
    "manufacturer": "Texas Instruments",
    "package": "TSSOP-16",
    "pin_count": 16,
    "category": "Power Management (PMIC)",
    "subcategory": "Supervisor And Reset ICs",
    "datasheet": "https://www.ti.com/lit/ds/symlink/tps23525.pdf",
    "parts": {
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      "footprint": "tps23525pwr.kicad_mod",
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      "model_3d_plain": "tps23525pwr.glb",
      "model_3d_step": "tps23525pwr-etched.step",
      "model_3d_step_plain": "tps23525pwr.step",
      "lbr": "tps23525pwr.lbr"
    },
    "distributor_links": {
      "lcsc": "C2678351",
      "digikey": "TPS23525PWR-ND",
      "mouser": "595-TPS23525PWR"
    },
    "distributor_check": {
      "checked_at": "2026-10-08T16:13:57Z",
      "source": "Component Ocean /api/assign-pns",
      "digikey": {
        "pn": "TPS23525PWR-ND",
        "status": "found",
        "lifecycle": "Active"
      },
      "mouser": {
        "pn": "595-TPS23525PWR",
        "status": "found"
      }
    },
    "pins": [
      {
        "number": "1",
        "name": "Neg48A",
        "type": "input",
        "description": "Input to the OR-ing controller for the -48A feed; the TPS23525 regulates the drop from VEE to Neg48A to 25 mV to mimic an ideal diode."
      },
      {
        "number": "2",
        "name": "NC",
        "type": "unconnected",
        "description": "No connect to space high-voltage pins."
      },
      {
        "number": "3",
        "name": "GATEB",
        "type": "output",
        "description": "Gate driver for the OR-ing FET of the -48V_B feed."
      },
      {
        "number": "4",
        "name": "GATEA",
        "type": "output",
        "description": "Gate driver for the OR-ing FET of the -48V_A feed."
      },
      {
        "number": "5",
        "name": "VEE",
        "type": "power_in",
        "description": "IC ground; Kelvin sense to the bottom of RSNS to ensure accurate current limit."
      },
      {
        "number": "6",
        "name": "SNS",
        "type": "input",
        "description": "Sense pin used to measure and regulate current; Kelvin sense to RSNS to ensure accurate current limits."
      },
      {
        "number": "7",
        "name": "GATE",
        "type": "output",
        "description": "Gate drive for the main hot swap FET."
      },
      {
        "number": "8",
        "name": "SS",
        "type": "output",
        "description": "Soft-start pin; connect a capacitor CSS between SS and -48V_OUT, as the dv/dt on -48V_OUT is proportional to the gate sourcing current divided by CSS."
      },
      {
        "number": "9",
        "name": "D",
        "type": "input",
        "description": "Senses the drain of the hot swap FET and programs the threshold where the hot swap switches between CL1 and CL2; connect a resistor from this pin to the hot swap FET drain (-48V_OUT). Recommended RD is 120 kΩ to 2,000 kΩ."
      },
      {
        "number": "10",
        "name": "TMR",
        "type": "output",
        "description": "Timer pin that programs the duration the hot swap FET can be in current limit; program it with a capacitor between TMR and VEE."
      },
      {
        "number": "11",
        "name": "OV",
        "type": "input",
        "description": "Input overvoltage comparator; a resistor divider programs the threshold at which the device turns off on an overvoltage event."
      },
      {
        "number": "12",
        "name": "UVEN",
        "type": "input",
        "description": "Input undervoltage comparator; a resistor divider programs the threshold at which the device turns on."
      },
      {
        "number": "13",
        "name": "VCC",
        "type": "power_out",
        "description": "Clamped supply; tie to RTN through a resistor (VCC absolute maximum 20 V with current into VCC below 10 mA)."
      },
      {
        "number": "14",
        "name": "PGb",
        "type": "output",
        "description": "Power Good Bar, an open-drain output that goes low when the hot swap is fully on and the DC/DC can draw full power."
      },
      {
        "number": "15",
        "name": "NC",
        "type": "unconnected",
        "description": "No connect to space high-voltage pins."
      },
      {
        "number": "16",
        "name": "Neg48B",
        "type": "input",
        "description": "Input to the OR-ing controller for the -48B feed; the TPS23525 regulates the drop from VEE to Neg48B to 25 mV to mimic an ideal diode."
      }
    ],
    "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 datasheet calls VCC a 'Clamped supply' (type S) and only says to tie it to RTN through a resisto; Both NC pins are listed only as 'No connect to space high voltage pins'; they are mapped to unconnec; The 120 kΩ to 2,000 kΩ range in the description comes from the Recommended Operating Conditions tabl"
        ],
        "pages_sent": 7,
        "cost_usd": 0.0562,
        "at": "2026-10-08T16:13:33"
      },
      "datasheet": {
        "url": "https://www.ti.com/lit/ds/symlink/tps23525.pdf",
        "pages": 40,
        "sha256": "0a77c6cd3684d412",
        "source_tier": "mfr"
      },
      "cad": "KiCad official (CC-BY-SA 4.0)",
      "pins": {
        "total": 16,
        "described": 16,
        "cites_pages": true,
        "refuses_to_fabricate": true
      }
    },
    "viewers": {
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      "footprint": "viewers/footprint.html"
    },
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        "role": "plain",
        "up": "Z",
        "units": "mm",
        "origin": "footprint origin = pad-pattern centre",
        "seat": "z = 0",
        "extents_mm": [
          6.4,
          5,
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        "zmin_mm": 0,
        "centre_offset_mm": 0,
        "footprint_binding": "identity",
        "sha256": "6ad5e98224d02a427d9a6b929a28dbc158b9925fba5adec12db05079f1016948",
        "checked": "2026-10-08",
        "checked_by": "factory/step_pose.py (Z-up, origin, seat, binding)"
      },
      {
        "file": "tps23525pwr-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": "7d66fe32ab7599f195b1c7931da64d5189db12df4628f56832520834dc085ec6",
        "checked": "2026-10-08",
        "checked_by": "factory/step_pose.py (Z-up, origin, seat, binding)"
      }
    ]
  },
  "metadata": {
    "specs": {
      "Manufacturer": "Texas Instruments",
      "Package": "TSSOP-16",
      "Category": "Power Management (PMIC)",
      "Pins": "16"
    }
  },
  "variants": [],
  "sections": [
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    "readme",
    "breadcrumbs",
    "info"
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  "discovery_triggers": [
    "tps23525pwr"
  ],
  "discovery_pitch": "TPS23525PWR (Texas Instruments) component page: datasheet pinout, KiCad symbol, footprint and 3D.",
  "author": {
    "name": "Ray",
    "email": "[email protected]"
  },
  "dependencies": {},
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    "type": "image",
    "path": "docs/hero.png"
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  "visibility": {
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}