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UCC28085D - Texas Instruments

Description: Current Mode Push-Pull PWM With Programmable Slope Compensation

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UCC28085D - Texas Instruments PCB footprint - Small Outline Packages - Small Outline Packages - D0008A  SOIC
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UCC28085D - Texas Instruments  - 3D model - Small Outline Packages - D0008A  SOIC
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UCC28085D Details

  • Manufacturer Part Number:

    UCC28085D

  • 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:

    9.3 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):

    12.5 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

UCC28085D Frequently Asked Questions (FAQs)

  • The UCC28085D is a high-frequency switching device, and proper layout and placement are crucial for its operation. TI recommends placing the device close to the power stage, using a solid ground plane, and minimizing the length of the high-current paths. A 4-layer PCB with a dedicated power plane and a solid ground plane is recommended.
  • The selection of external components such as the bootstrap capacitor, bootstrap resistor, and current sense resistor depends on the specific application requirements. TI provides a component selection guide in the datasheet, and engineers can use the UCC28085D's online design tool to get recommendations for their specific design.
  • The UCC28085D has an operating temperature range of -40°C to 125°C. However, the device's performance and reliability may degrade at higher temperatures. Engineers should ensure that the device is operated within the recommended temperature range to ensure reliable operation.
  • TI provides a troubleshooting guide in the datasheet, which covers common issues such as startup problems, oscillations, and overcurrent faults. Engineers can also use TI's online support resources, such as the E2E forum, to get help from experts and other users.
  • Yes, the UCC28085D is designed to work with other TI devices, such as power MOSFETs, IGBTs, and gate drivers. TI provides a range of devices that can be used with the UCC28085D to create a complete power conversion system.

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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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