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UCC28084D - Texas Instruments

Description: Texas Instruments UCC28084D, PWM Current Mode Controller, Dual 1 A, 1000 kHz 8-Pin SOIC

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UCC28084D - Texas Instruments - PCB symbol
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UCC28084D Details

  • Manufacturer Part Number:

    UCC28084D

  • Brand Name:

    Texas Instruments

  • Rohs Code:

    Yes

  • Part Life Cycle Code:

    Obsolete

  • Part Package Code:

    SOIC

  • Pin Count:

    8

  • Country Of Origin:

    Mexico

  • ECCN Code:

    EAR99

  • HTS Code:

    8542.39.00.60

  • Manufacturer:

    Texas Instruments

  • YTEOL:

    0

  • Analog IC - Other Type:

    SWITCHING CONTROLLER

  • Control Mode:

    CURRENT-MODE

  • Control Technique:

    PULSE WIDTH MODULATION

  • Input Voltage-Max:

    15 V

  • Input Voltage-Min:

    4.3 V

  • Input Voltage-Nom:

    10 V

  • JESD-30 Code:

    R-PDSO-G8

  • JESD-609 Code:

    e4

  • Length:

    4.9 mm

  • Moisture Sensitivity Level:

    1

  • Number of Functions:

    1

  • Number of Terminals:

    8

  • Operating Temperature-Max:

    85 °C

  • Operating Temperature-Min:

    -40 °C

  • Output Current-Max:

    1 A

  • Package Body Material:

    PLASTIC/EPOXY

  • Package Code:

    SOP

  • Package Equivalence Code:

    SOP8,.25

  • Package Shape:

    RECTANGULAR

  • Package Style:

    SMALL OUTLINE

  • Peak Reflow Temperature (Cel):

    260

  • Qualification Status:

    Not Qualified

  • Seated Height-Max:

    1.75 mm

  • Supply Current-Max (Isup):

    2.5 mA

  • Supply Voltage-Max (Vsup):

    15 V

  • Supply Voltage-Min (Vsup):

    4.3 V

  • Surface Mount:

    YES

  • Switcher Configuration:

    PUSH-PULL

  • Switching Frequency-Max:

    1000 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:

    3.9 mm

UCC28084D Frequently Asked Questions (FAQs)

  • A good PCB layout for the UCC28084D involves keeping the high-frequency switching nodes (e.g., SW and VIN) away from sensitive analog nodes, using a solid ground plane, and minimizing loop areas. TI provides a recommended layout in the datasheet and application notes.
  • Choose components based on the specific requirements of your application, such as output voltage, current, and frequency. TI provides guidelines and examples in the datasheet and application notes. You can also use online tools and simulation software to aid in component selection.
  • The UCC28084D has a maximum junction temperature of 150°C. Ensure good thermal conduction by using a heat sink or thermal pad, and follow TI's thermal design guidelines. Monitor the device's temperature and adjust the design as needed to prevent overheating.
  • The UCC28084D has built-in OCP and SCP features. Set the OCP threshold using the OCSET pin, and use the SCP pin to detect short-circuit conditions. TI provides guidelines and examples in the datasheet and application notes.
  • Use a combination of filtering components (e.g., common-mode chokes, capacitors) and shielding to minimize EMI. Follow TI's EMI design guidelines and ensure compliance with relevant regulatory standards. Conduct EMI testing and certification as needed.

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UCC28084D 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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