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UCC28701DBVR - Texas Instruments

Description: AC to DC Switching Converter Flyback 23V 140kHz T/R 6-Pin SOT-23

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Symbol
UCC28701DBVR - Texas Instruments - PCB symbol
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PCB Footprints
UCC28701DBVR - Texas Instruments PCB footprint - SOT23 (6-Pin) - SOT23 (6-Pin) - DBV0006A
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3D Models
UCC28701DBVR - Texas Instruments - 3D model - SOT23 (6-Pin) - DBV0006A
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UCC28701DBVR Details

  • Manufacturer Part Number:

    UCC28701DBVR

  • Brand Name:

    Texas Instruments

  • Pbfree Code:

    Yes

  • Rohs Code:

    Yes

  • Part Life Cycle Code:

    Active

  • ECCN Code:

    EAR99

  • HTS Code:

    8542.39.00.90

  • Manufacturer:

    Texas Instruments

  • YTEOL:

    15

  • Analog IC - Other Type:

    SWITCHING CONTROLLER

  • Control Mode:

    CURRENT-MODE

  • Control Technique:

    RESONANT CONTROL

  • Input Voltage-Max:

    35 V

  • Input Voltage-Min:

    9 V

  • Input Voltage-Nom:

    25 V

  • JESD-30 Code:

    R-PDSO-G6

  • JESD-609 Code:

    e4

  • Length:

    2.9 mm

  • Moisture Sensitivity Level:

    1

  • Number of Functions:

    1

  • Number of Terminals:

    6

  • Operating Temperature-Max:

    125 °C

  • Operating Temperature-Min:

    -20 °C

  • Output Voltage-Nom:

    5 V

  • Package Body Material:

    PLASTIC/EPOXY

  • Package Code:

    LSSOP

  • Package Equivalence Code:

    TSOP6,.11,37

  • Package Shape:

    RECTANGULAR

  • Package Style:

    SMALL OUTLINE, LOW PROFILE, SHRINK PITCH

  • Peak Reflow Temperature (Cel):

    260

  • Qualification Status:

    Not Qualified

  • Seated Height-Max:

    1.45 mm

  • Supply Current-Max (Isup):

    2.65 mA

  • Supply Voltage-Nom (Vsup):

    25 V

  • Surface Mount:

    YES

  • Switcher Configuration:

    BUCK-BOOST

  • Switching Frequency-Max:

    132 kHz

  • Temperature Grade:

    OTHER

  • Terminal Finish:

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

  • Terminal Form:

    GULL WING

  • Terminal Pitch:

    0.95 mm

  • Terminal Position:

    DUAL

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

    30

  • Width:

    1.6 mm

UCC28701DBVR Frequently Asked Questions (FAQs)

  • Texas Instruments provides a recommended PCB layout in the application note SLUA645, which includes guidelines for component placement, trace routing, and thermal management to ensure optimal performance and reliability.
  • The transformer selection depends on the specific application requirements, such as output power, voltage, and frequency. Texas Instruments provides a transformer selection guide in the application note SLUA646, which includes formulas and guidelines for selecting the right transformer.
  • The UCC28701DBVR has an operating temperature range of -40°C to 125°C, but the maximum junction temperature (TJ) should not exceed 150°C. It's essential to ensure proper thermal management to prevent overheating and ensure reliable operation.
  • The UCC28701DBVR has a built-in OVP feature that can be enabled by connecting the OVP pin to a voltage divider network. The application note SLUA647 provides a detailed example of how to implement OVP using the UCC28701DBVR.
  • The recommended input capacitor value depends on the input voltage and frequency. A general guideline is to use a capacitor with a value of 10-22 μF, but it's essential to consult the application note SLUA648 for specific recommendations based on the application requirements.

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UCC28701DBVR 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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