UCC2583DTR

{
  "slug": "ucc2583dtr",
  "version": "0.1.0",
  "type": "component",
  "description": "Texas Instruments AC-DC Controllers And Regulators, SOIC-14. Pinout cross-checked by two models against the datasheet, KiCad symbol/footprint/3D.",
  "tags": [
    "component",
    "power management (pmic)",
    "ucc2583dtr",
    "factory-2.0.0",
    "extractor-text"
  ],
  "dependencies": {},
  "hero": {
    "type": "image",
    "path": "docs/hero.png"
  },
  "files": [
    "page.json",
    "README.md",
    "ucc2583dtr.kicad_sym",
    "ucc2583dtr.kicad_mod",
    "ucc2583dtr.glb",
    "ucc2583dtr.step",
    "ucc2583dtr.lbr",
    "docs/hero.png",
    "docs/ucc2583dtr-datasheet.pdf",
    "viewers/symbol.html",
    "viewers/footprint.html",
    "ucc2583dtr-hero.glb",
    "ucc2583dtr-hero.overlay.json"
  ],
  "component": {
    "mpn": "UCC2583DTR",
    "manufacturer": "Texas Instruments",
    "package": "SOIC-14",
    "pin_count": 14,
    "category": "Power Management (PMIC)",
    "subcategory": "AC-DC Controllers And Regulators",
    "datasheet": "https://www.ti.com/cn/lit/gpn/ucc2583",
    "parts": {
      "symbol": "ucc2583dtr.kicad_sym",
      "footprint": "ucc2583dtr.kicad_mod",
      "model_3d": "ucc2583dtr-hero.glb",
      "model_3d_plain": "ucc2583dtr.glb",
      "model_3d_step": "ucc2583dtr-etched.step",
      "model_3d_step_plain": "ucc2583dtr.step",
      "lbr": "ucc2583dtr.lbr"
    },
    "distributor_links": {
      "lcsc": "C2866337",
      "digikey": "UCC2583DTR-ND",
      "mouser": "595-UCC2583DTR"
    },
    "distributor_check": {
      "checked_at": "2026-10-11T11:11:02Z",
      "source": "Component Ocean /api/assign-pns",
      "digikey": {
        "pn": "UCC2583DTR-ND",
        "status": "found",
        "lifecycle": "Active"
      },
      "mouser": {
        "pn": "595-UCC2583DTR",
        "status": "found"
      }
    },
    "pins": [
      {
        "number": "1",
        "name": "REF",
        "type": "power_out",
        "description": "Precision 5V reference output that stays off until VDD exceeds 9V and turns off below 8.4V; bypass to COM."
      },
      {
        "number": "2",
        "name": "INV",
        "type": "input",
        "description": "Inverting input of the voltage error amplifier, fed by a resistive divider between REF and -VO."
      },
      {
        "number": "3",
        "name": "COMP",
        "type": "output",
        "description": "Voltage error amplifier output into the PWM comparator, with loop compensation connected between COMP and INV."
      },
      {
        "number": "4",
        "name": "SS",
        "type": "input",
        "description": "Soft start pin where a capacitor to REF programs the soft start time, controlling the PWM comparator during startup."
      },
      {
        "number": "5",
        "name": "SYNC",
        "type": "input",
        "description": "Synchronization input tied to a signal representative of the secondary power pulse, with trip levels of about 1.0V and 0.0V and not to go more than 0.3V below ground."
      },
      {
        "number": "6",
        "name": "RAMP",
        "type": "passive",
        "description": "PWM comparator ramp input with a capacitor to COM and a resistor to REF setting the charging rate, discharged by an internal current source on sync or at the 4V threshold."
      },
      {
        "number": "7",
        "name": "COM",
        "type": "power_in",
        "description": "Signal ground for the chip, connected to the positive terminal of the output voltage being regulated."
      },
      {
        "number": "8",
        "name": "ILIM",
        "type": "input",
        "description": "Inverting input of the current error amplifier that sets the DC limit for the output current."
      },
      {
        "number": "9",
        "name": "CAO",
        "type": "output",
        "description": "Current error amplifier output feeding the PWM comparator, with an integrating capacitor between ILIM and CAO providing averaging."
      },
      {
        "number": "10",
        "name": "CS",
        "type": "input",
        "description": "Non-inverting input of the current error amplifier receiving the sensed current signal from the current sense resistor."
      },
      {
        "number": "11",
        "name": "VDD",
        "type": "power_in",
        "description": "Chip power supply bypassed to COM, needing 9V to start and 8.4V to stay operational, with an internal shunt clamp limiting it to 14V."
      },
      {
        "number": "12",
        "name": "VD",
        "type": "power_in",
        "description": "Power supply for the output driver, to be tied to VDD in the application."
      },
      {
        "number": "13",
        "name": "GATE",
        "type": "output",
        "description": "Gate drive output for the power switch FET with 0.5A sink/1.5A source capability and very low off-state impedance."
      },
      {
        "number": "14",
        "name": "PCOM",
        "type": "power_in",
        "description": "Power ground for the chip, connected to the source terminal of the regulated MOSFET, rated -0.2V to 0.2V."
      }
    ],
    "provenance": {
      "extractor": "extract_pins 0.3",
      "factory_chain": {
        "factory": "2.0.0",
        "extractor": "extract_pins 0.3",
        "primary_model": "claude-sonnet-5-5",
        "primary_mode": "text+vision",
        "consensus_model": "claude-opus-5-5",
        "consensus": "agreed",
        "guards": "pin_guards 0.1: passed",
        "guard_notes": [
          "vision extraction: provenance cannot be text-verified; needs consensus"
        ],
        "pages_sent": 22,
        "cost_usd": 0.4116,
        "at": "2026-10-11T11:10:47"
      },
      "datasheet": {
        "url": "https://www.ti.com/cn/lit/gpn/ucc2583",
        "pages": 22,
        "sha256": "76364dd324d0f261",
        "source_tier": "lcsc"
      },
      "cad": "KiCad official (CC-BY-SA 4.0)",
      "pins": {
        "total": 14,
        "described": 14,
        "cites_pages": true,
        "refuses_to_fabricate": true
      }
    },
    "viewers": {
      "symbol": "viewers/symbol.html",
      "footprint": "viewers/footprint.html"
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    "models_3d": [
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        "role": "plain",
        "up": "Z",
        "units": "mm",
        "origin": "footprint origin = pad-pattern centre",
        "seat": "z = 0",
        "extents_mm": [
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        "zmin_mm": -0.0,
        "centre_offset_mm": 0.0,
        "footprint_binding": "identity",
        "sha256": "3b9a775da256c8afcc28dcddfbc2eb3f266107fe61ce8446d96f2c52b6f44a70",
        "checked": "2026-10-11",
        "checked_by": "factory/step_pose.py (Z-up, origin, seat, binding)"
      },
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        "sha256": "cbd25e7a72803360a09e59f031b76a467b76b5352a2133d9659ed8cfc1077ac7",
        "checked": "2026-10-11",
        "checked_by": "factory/step_pose.py (Z-up, origin, seat, binding)"
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  }
}