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UCC2541PWP - Texas Instruments

Description: DC DC Cntrlr Single-OUT Sync Step Down 2.7V to 35V Input 20-Pin HTSSOP EP Tube

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UCC2541PWP - Texas Instruments PCB footprint - Small Outline Packages - Small Outline Packages - PWP (R-PDSO-G20) -+-+
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UCC2541PWP - Texas Instruments  - 3D model - Small Outline Packages - PWP (R-PDSO-G20) -+-+
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UCC2541PWP Details

  • Manufacturer Part Number:

    UCC2541PWP

  • Brand Name:

    Texas Instruments

  • Rohs Code:

    Yes

  • Part Life Cycle Code:

    Obsolete

  • Part Package Code:

    TSSOP

  • Package Description:

    HTSSOP-20

  • Pin Count:

    20

  • ECCN Code:

    EAR99

  • HTS Code:

    8542.39.00.60

  • Manufacturer:

    Texas Instruments

  • YTEOL:

    0

  • Additional Feature:

    AVERAGE CURRENT MODE OPERATION IS ALSO POSSIBLE

  • Analog IC - Other Type:

    SWITCHING CONTROLLER

  • Control Mode:

    VOLTAGE-MODE

  • Control Technique:

    PULSE WIDTH MODULATION

  • Input Voltage-Max:

    35 V

  • Input Voltage-Min:

    8.5 V

  • Input Voltage-Nom:

    12 V

  • JESD-30 Code:

    R-PDSO-G20

  • JESD-609 Code:

    e4

  • Length:

    6.5 mm

  • Moisture Sensitivity Level:

    2

  • 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:

    HTSSOP

  • Package Equivalence Code:

    TSSOP20,.25

  • Package Shape:

    RECTANGULAR

  • Package Style:

    SMALL OUTLINE, HEAT SINK/SLUG, THIN PROFILE, SHRINK PITCH

  • Peak Reflow Temperature (Cel):

    260

  • Qualification Status:

    Not Qualified

  • Seated Height-Max:

    1.2 mm

  • Supply Current-Max (Isup):

    50 mA

  • Surface Mount:

    YES

  • Switcher Configuration:

    SINGLE

  • Switching Frequency-Max:

    330 kHz

  • Technology:

    BIPOLAR

  • Temperature Grade:

    INDUSTRIAL

  • Terminal Finish:

    NICKEL PALLADIUM GOLD

  • Terminal Form:

    GULL WING

  • Terminal Pitch:

    0.65 mm

  • Terminal Position:

    DUAL

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

    30

  • Width:

    4.4 mm

UCC2541PWP Frequently Asked Questions (FAQs)

  • Texas Instruments recommends a 4-layer PCB with a solid ground plane, and to keep the input and output traces as short as possible. Additionally, it's recommended to use a common mode choke and a shielded inductor to reduce EMI.
  • To ensure the UCC2541PWP is operating within its SOA, monitor the input voltage, output current, and junction temperature. Make sure the input voltage is within the recommended range, the output current is within the maximum rating, and the junction temperature is below the maximum rating of 150°C.
  • The recommended input capacitor value is 10uF to 22uF, and it should be a low-ESR ceramic capacitor, such as X5R or X7R, to minimize voltage ripple and ensure stable operation.
  • Check the input voltage, output load, and feedback resistors to ensure they are within the recommended range. Also, verify that the oscillator circuit is properly connected and that the feedback loop is stable. Use an oscilloscope to check the oscillator waveform and output voltage ripple.
  • Yes, the UCC2541PWP is qualified for automotive and high-reliability applications. It meets the AEC-Q100 standard for automotive applications and is designed to meet the requirements of high-reliability systems.

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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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