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UCC28511DWR - Texas Instruments

Description: Advanced PFC/PWM Combination Controllers

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UCC28511DWR - Texas Instruments PCB footprint - Small Outline Packages - Small Outline Packages - DW (R-PDSO-G20)
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UCC28511DWR - Texas Instruments  - 3D model - Small Outline Packages - DW (R-PDSO-G20)
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UCC28511DWR Details

  • Manufacturer Part Number:

    UCC28511DWR

  • Brand Name:

    Texas Instruments

  • Rohs Code:

    Yes

  • Part Life Cycle Code:

    Obsolete

  • Part Package Code:

    SOIC

  • Pin Count:

    20

  • Country Of Origin:

    Malaysia

  • ECCN Code:

    EAR99

  • HTS Code:

    8542.39.00.60

  • Manufacturer:

    Texas Instruments

  • YTEOL:

    0

  • Additional Feature:

    PEAK CURRENT MODE ALSO AVAILABLE

  • Analog IC - Other Type:

    POWER FACTOR CONTROLLER WITH POST REGULATOR

  • Control Mode:

    CURRENT-MODE

  • Control Technique:

    PULSE WIDTH MODULATION

  • Input Voltage-Max:

    18 V

  • Input Voltage-Min:

    10.8 V

  • Input Voltage-Nom:

    12 V

  • JESD-30 Code:

    R-PDSO-G20

  • JESD-609 Code:

    e4

  • Length:

    12.825 mm

  • Moisture Sensitivity Level:

    1

  • Number of Functions:

    1

  • Number of Terminals:

    20

  • Operating Temperature-Max:

    105 °C

  • Operating Temperature-Min:

    -40 °C

  • Output Current-Max:

    3.5 A

  • Package Body Material:

    PLASTIC/EPOXY

  • Package Code:

    SOP

  • Package Equivalence Code:

    SOP20,.4

  • Package Shape:

    RECTANGULAR

  • Package Style:

    SMALL OUTLINE

  • Peak Reflow Temperature (Cel):

    260

  • Qualification Status:

    Not Qualified

  • Seated Height-Max:

    2.65 mm

  • Supply Current-Max (Isup):

    4 mA

  • Supply Voltage-Max (Vsup):

    18 V

  • Supply Voltage-Nom (Vsup):

    12 V

  • Surface Mount:

    YES

  • Switcher Configuration:

    BOOST

  • Switching Frequency-Max:

    500 kHz

  • Technology:

    BICMOS

  • Temperature Grade:

    INDUSTRIAL

  • Terminal Finish:

    Nickel/Palladium/Gold (Ni/Pd/Au)

  • Terminal Form:

    GULL WING

  • Terminal Pitch:

    1.27 mm

  • Terminal Position:

    DUAL

  • Time@Peak Reflow Temperature-Max (s):

    30

  • Width:

    7.49 mm

UCC28511DWR Frequently Asked Questions (FAQs)

  • Texas Instruments provides a recommended PCB layout in the application note SLUA433, which includes guidelines for component placement, trace routing, and grounding to minimize EMI and ensure reliable operation.
  • The selection of the transformer depends on the specific application requirements, such as input voltage, output voltage, and power rating. Texas Instruments provides a transformer selection guide in the application note SLUA435, which includes guidelines for selecting the right transformer for use with the UCC28511DWR.
  • The maximum junction temperature that the UCC28511DWR can withstand is 150°C. However, it is recommended to keep the junction temperature below 125°C to ensure reliable operation and to prevent thermal shutdown.
  • Yes, the UCC28511DWR can be used in a synchronous rectification topology. However, it requires additional external components and circuitry to implement the synchronous rectification function.
  • Texas Instruments provides a troubleshooting guide in the application note SLUA434, which includes guidelines for identifying and resolving common issues with the UCC28511DWR, such as oscillation or instability.

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UCC28511DWR Overview

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About Texas Instruments

Texas Instruments (TI) designs and manufactures semiconductors and integrated circuits for a wide range of applications. The company's product portfolio includes analog chips, which are essential for managing power and signal functions in electronic devices, and embedded processors, which serve as the brains in various systems, enabling functionality in everything from industrial equipment to consumer electronics. TI's innovations in semiconductor technology have made it a leader in the industry.

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Part Image UCC28511DW Texas Instruments

Power Factor Controller With Post Regulator, Current-mode, 3.5A, 500kHz Switching Freq-Max, BICMOS, PDSO20