UCC2806MTR

{
  "slug": "ucc2806mtr",
  "version": "0.1.0",
  "type": "component",
  "description": "Texas Instruments AC-DC Controllers And Regulators, SSOP-16-150mil. Pinout cross-checked by two models against the datasheet, KiCad symbol/footprint/3D.",
  "tags": [
    "component",
    "power management (pmic)",
    "ucc2806mtr",
    "factory-2.0.0",
    "extractor-text"
  ],
  "dependencies": {},
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  "component": {
    "mpn": "UCC2806MTR",
    "manufacturer": "Texas Instruments",
    "package": "SSOP-16-150mil",
    "pin_count": 16,
    "category": "Power Management (PMIC)",
    "subcategory": "AC-DC Controllers And Regulators",
    "datasheet": "https://jlcpcb.com/api/file/downloadByFileSystemAccessId/8600499662105563136",
    "parts": {
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      "lbr": "ucc2806mtr.lbr"
    },
    "distributor_links": {
      "lcsc": "C6581863",
      "digikey": "UCC2806MTR-ND",
      "mouser": "595-UCC2806MTR"
    },
    "distributor_check": {
      "checked_at": "2026-10-08T18:21:54Z",
      "source": "Component Ocean /api/assign-pns",
      "digikey": {
        "pn": "UCC2806MTR-ND",
        "status": "found",
        "lifecycle": "Active"
      },
      "mouser": {
        "pn": "595-UCC2806MTR",
        "status": "found"
      }
    },
    "pins": [
      {
        "number": "1",
        "name": "CURLIM",
        "type": "input",
        "description": "Programs the primary current-limit threshold and selects latching versus retry after an overcurrent, with the pin held above 350 mV keeping the device latched."
      },
      {
        "number": "2",
        "name": "VREF",
        "type": "power_out",
        "description": "Provides a 5.1 V ±1% trimmed reference output with 5 mA maximum available current, and must be bypassed to GND with at least a 0.1-µF ceramic capacitor."
      },
      {
        "number": "3",
        "name": "CS--",
        "type": "input",
        "description": "Inverting input of the 3× differential current-sense amplifier."
      },
      {
        "number": "4",
        "name": "CS+",
        "type": "input",
        "description": "Non-inverting input of the 3× differential current-sense amplifier."
      },
      {
        "number": "5",
        "name": "NI",
        "type": "input",
        "description": "Non-inverting input of the error amplifier."
      },
      {
        "number": "6",
        "name": "INV",
        "type": "input",
        "description": "Inverting input of the error amplifier."
      },
      {
        "number": "7",
        "name": "COMP",
        "type": "output",
        "description": "Output of the error amplifier and input to the PWM comparator, which is internally current limited so that zero duty cycle is commanded by forcing COMP to GND."
      },
      {
        "number": "8",
        "name": "CT",
        "type": "input",
        "description": "Oscillator timing capacitor connection, charged by the RT current and discharged to GND through a 2.5-mA sink to set switching frequency and dead time."
      },
      {
        "number": "9",
        "name": "RT",
        "type": "input",
        "description": "Oscillator timing resistor connection, nominally at 1.25 V, where the mirrored current is limited to 100 µA so RT must be greater than 12.5 kΩ."
      },
      {
        "number": "10",
        "name": "SYNC",
        "type": "bidirectional",
        "description": "Bidirectional TTL-compatible synchronization pin that outputs a pulse during oscillator dead time in free-run, and becomes an input with the oscillator disabled when RT is forced above 4.4 V."
      },
      {
        "number": "11",
        "name": "AOUT",
        "type": "output",
        "description": "High-current gate drive output for the external MOSFET, alternating with BOUT with duty cycle variable from 0% to 50%."
      },
      {
        "number": "12",
        "name": "GND",
        "type": "power_in",
        "description": "Reference ground and power ground for all functions of the device, with bypass and timing capacitors to be connected as close as possible to this pin."
      },
      {
        "number": "13",
        "name": "VC",
        "type": "power_in",
        "description": "Input supply connection for the FET drive outputs, with an input range of 2.5 V to 15 V, and it should be capacitively bypassed."
      },
      {
        "number": "14",
        "name": "BOUT",
        "type": "output",
        "description": "High-current gate drive output for the external MOSFET, alternating with AOUT."
      },
      {
        "number": "15",
        "name": "VIN",
        "type": "power_in",
        "description": "Input supply connection for the device, internally limited by a 15 V shunt regulator with shunted supply current limited to 25 mA and bypassed with at least a 0.01-µF ceramic capacitor."
      },
      {
        "number": "16",
        "name": "SHUTDOWN",
        "type": "input",
        "description": "Provided for enhanced protection, where driving SHUTDOWN above 1 V forces AOUT and BOUT low."
      }
    ],
    "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: Package hint says SSOP-16 150mil, but the datasheet text only identifies the package as 'M SSOP-16' ; The top-view pin listing in the package diagram extracts in an order that does not match the termina; The datasheet labels VIN, VC and VREF as 'I' and 'O'. They are classified here as power_in (VIN, VC)"
        ],
        "pages_sent": 14,
        "cost_usd": 0.0967,
        "at": "2026-10-08T18:21:23"
      },
      "datasheet": {
        "url": "https://jlcpcb.com/api/file/downloadByFileSystemAccessId/8600499662105563136",
        "pages": 36,
        "sha256": "aee2e5d80ed2150d",
        "source_tier": "lcsc"
      },
      "cad": "KiCad official (CC-BY-SA 4.0)",
      "pins": {
        "total": 16,
        "described": 16,
        "cites_pages": true,
        "refuses_to_fabricate": true
      }
    },
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        "checked": "2026-10-08",
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}