UCC2895PWTR

{
  "schema_version": 1,
  "type": "component",
  "slug": "ucc2895pwtr",
  "title": "UCC2895PWTR",
  "brief": "Texas Instruments AC-DC Controllers And Regulators, TSSOP-20. 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)",
    "ucc2895pwtr",
    "factory-2.0.0",
    "extractor-text"
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  "component": {
    "mpn": "UCC2895PWTR",
    "manufacturer": "Texas Instruments",
    "package": "TSSOP-20",
    "pin_count": 20,
    "category": "Power Management (PMIC)",
    "subcategory": "AC-DC Controllers And Regulators",
    "datasheet": "https://www.ti.com/cn/lit/gpn/ucc2895",
    "parts": {
      "symbol": "ucc2895pwtr.kicad_sym",
      "footprint": "ucc2895pwtr.kicad_mod",
      "model_3d": "ucc2895pwtr-etched.glb",
      "model_3d_plain": "ucc2895pwtr.glb",
      "model_3d_step": "ucc2895pwtr-etched.step",
      "model_3d_step_plain": "ucc2895pwtr.step",
      "lbr": "ucc2895pwtr.lbr"
    },
    "distributor_links": {
      "lcsc": "C2876959",
      "digikey": "296-UCC2895PWTR-ND",
      "mouser": "595-UCC2895PWTR"
    },
    "distributor_check": {
      "checked_at": "2026-09-27T00:18:10Z",
      "source": "Component Ocean /api/assign-pns",
      "digikey": {
        "pn": "296-UCC2895PWTR-ND",
        "status": "found"
      },
      "mouser": {
        "pn": "595-UCC2895PWTR",
        "status": "found"
      }
    },
    "pins": [
      {
        "number": "1",
        "name": "EAN",
        "type": "input",
        "description": "Inverting input to the error amplifier; keep below 3.6 V for proper operation."
      },
      {
        "number": "2",
        "name": "EAOUT",
        "type": "output",
        "description": "Error amplifier output internally clamped to soft-start voltage; drives PWM and no-load comparators."
      },
      {
        "number": "3",
        "name": "RAMP",
        "type": "input",
        "description": "Inverting input of the PWM comparator; receives oscillator ramp in voltage mode or current sense signal in current mode."
      },
      {
        "number": "4",
        "name": "REF",
        "type": "power_out",
        "description": "5-V ±1.2% voltage reference output supplying up to 5 mA to external loads; bypass with 0.1 μF to ground."
      },
      {
        "number": "5",
        "name": "GND",
        "type": "power_in",
        "description": "Analog ground for all internal circuits except output stages."
      },
      {
        "number": "6",
        "name": "SYNC",
        "type": "bidirectional",
        "description": "Bidirectional oscillator synchronization pin; serves as clock output or external clock input for synchronizing multiple devices."
      },
      {
        "number": "7",
        "name": "CT",
        "type": "input",
        "description": "Oscillator timing capacitor connection; typically 100-880 pF to program switching frequency via fixed charging current."
      },
      {
        "number": "8",
        "name": "RT",
        "type": "input",
        "description": "Oscillator timing resistor connection; ranges 40-120 kΩ to program switching frequency and soft-start charging current."
      },
      {
        "number": "9",
        "name": "DELAB",
        "type": "input",
        "description": "Delay-programming pin setting dead time between complementary outputs OUTA and OUTB via external resistor (2.5-40 kΩ)."
      },
      {
        "number": "10",
        "name": "DELCD",
        "type": "input",
        "description": "Delay-programming pin setting dead time between complementary outputs OUTC and OUTD via external resistor (2.5-40 kΩ)."
      },
      {
        "number": "11",
        "name": "ADS",
        "type": "input",
        "description": "Adaptive delay set pin limiting voltage to 0-2.5 V; sets ratio between maximum and minimum output delay times."
      },
      {
        "number": "12",
        "name": "CS",
        "type": "input",
        "description": "Current sense input for cycle-by-cycle current limiting in peak current mode and overcurrent protection (peak threshold 2.0 V, overcurrent 2.5 V)."
      },
      {
        "number": "13",
        "name": "OUTD",
        "type": "output",
        "description": "100-mA complementary MOS driver output optimized for FET driver circuits; 20-35 ns rise/fall time into 100 pF load."
      },
      {
        "number": "14",
        "name": "OUTC",
        "type": "output",
        "description": "100-mA complementary MOS driver output phase-shifted relative to OUTA; 20-35 ns rise/fall time into 100 pF load."
      },
      {
        "number": "15",
        "name": "VDD",
        "type": "power_in",
        "description": "Power supply input (10-16.5 V recommended); must be bypassed with minimum 1 μF low-ESR capacitor to PGND."
      },
      {
        "number": "16",
        "name": "PGND",
        "type": "power_in",
        "description": "Output stage ground reference carrying high switching currents; must be connected to GND with low-impedance trace."
      },
      {
        "number": "17",
        "name": "OUTB",
        "type": "output",
        "description": "100-mA complementary MOS driver output fully complementary to OUTA at 50% duty cycle; 20-35 ns rise/fall time into 100 pF load."
      },
      {
        "number": "18",
        "name": "OUTA",
        "type": "output",
        "description": "100-mA complementary MOS driver output for first half-bridge; 20-35 ns rise/fall time into 100 pF load."
      },
      {
        "number": "19",
        "name": "SS/DISB",
        "type": "input",
        "description": "Soft-start and disable pin combining independent functions; sources 35 μA charging current and sinks 350 μA during soft-start."
      },
      {
        "number": "20",
        "name": "EAP",
        "type": "input",
        "description": "Non-inverting input to the error amplifier; keep below 3.6 V for proper operation."
      }
    ],
    "provenance": {
      "extractor": "extract_pins 0.2",
      "factory_chain": {
        "factory": "2.0.0",
        "extractor": "extract_pins 0.2",
        "primary_model": "claude-haiku-4-5-20251001",
        "primary_mode": "text",
        "consensus_model": "claude-sonnet-4-6",
        "consensus": "agreed",
        "guards": "pin_guards 0.1: passed",
        "guard_notes": [],
        "pages_sent": 61,
        "cost_usd": 0.4137,
        "at": "2026-09-27T00:17:51"
      },
      "datasheet": {
        "url": "https://www.ti.com/cn/lit/gpn/ucc2895",
        "pages": 61,
        "sha256": "839591a78c6304d9",
        "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"
    }
  },
  "metadata": {
    "specs": {
      "Manufacturer": "Texas Instruments",
      "Package": "TSSOP-20",
      "Category": "Power Management (PMIC)",
      "Pins": "20"
    }
  },
  "variants": [],
  "sections": [
    "hero",
    "viewers",
    "readme",
    "breadcrumbs",
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  "discovery_triggers": [
    "ucc2895pwtr"
  ],
  "discovery_pitch": "UCC2895PWTR (Texas Instruments) component page: datasheet pinout, KiCad symbol, footprint and 3D.",
  "author": {
    "name": "Ray",
    "email": "[email protected]"
  },
  "dependencies": {},
  "hero": {
    "type": "image",
    "path": "docs/hero.png"
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  "files": [
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    "ucc2895pwtr.step",
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  "visibility": {
    "public": true
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}