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TPS544B25RVFT - Texas Instruments

Description: 4.5V to 18V, 20A SWIFT™ Synchronous Buck Converter w/ PMBus™ and Frequency Synchronization

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PCB Footprints
TPS544B25RVFT - Texas Instruments PCB footprint - Quad Flat No-Lead - Quad Flat No-Lead - RVF0040A
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TPS544B25RVFT - Texas Instruments  - 3D model - Quad Flat No-Lead - RVF0040A
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TPS544B25RVFT Details

  • Manufacturer Part Number:

    TPS544B25RVFT

  • Brand Name:

    Texas Instruments

  • Pbfree Code:

    Yes

  • Rohs Code:

    Yes

  • Part Life Cycle Code:

    Active

  • Part Package Code:

    QFN

  • Pin Count:

    40

  • Country Of Origin:

    Philippines

  • ECCN Code:

    EAR99

  • HTS Code:

    8542.39.00.90

  • Manufacturer:

    Texas Instruments

  • YTEOL:

    15

  • Additional Feature:

    OUTPUT VOLTAGE RANGE: 0.5 V TO 5.5 V

  • Analog IC - Other Type:

    SWITCHING REGULATOR

  • Control Mode:

    VOLTAGE-MODE

  • Control Technique:

    PULSE WIDTH MODULATION

  • Input Voltage-Max:

    18 V

  • Input Voltage-Min:

    4.5 V

  • Input Voltage-Nom:

    12 V

  • JESD-30 Code:

    R-PQCC-N40

  • JESD-609 Code:

    e4

  • Length:

    7 mm

  • Moisture Sensitivity Level:

    2

  • Number of Functions:

    1

  • Number of Outputs:

    1

  • Number of Terminals:

    40

  • Operating Temperature-Max:

    125 °C

  • Operating Temperature-Min:

    -40 °C

  • Output Current-Max:

    20 A

  • Output Voltage-Max:

    5.5 V

  • Output Voltage-Min:

    0.5 V

  • Package Body Material:

    PLASTIC/EPOXY

  • Package Code:

    HQCCN

  • Package Equivalence Code:

    LCC40,.2X.28,20

  • Package Shape:

    RECTANGULAR

  • Package Style:

    CHIP CARRIER, HEAT SINK/SLUG

  • Peak Reflow Temperature (Cel):

    260

  • Seated Height-Max:

    1.52 mm

  • Surface Mount:

    YES

  • Switcher Configuration:

    BUCK

  • Switching Frequency-Max:

    1000 kHz

  • Temperature Grade:

    AUTOMOTIVE

  • Terminal Finish:

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

  • Terminal Form:

    NO LEAD

  • Terminal Pitch:

    0.5 mm

  • Terminal Position:

    QUAD

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

    30

  • Width:

    5 mm

TPS544B25RVFT Frequently Asked Questions (FAQs)

  • The maximum input voltage that can be applied to the TPS544B25RVFT is 25V, as specified in the datasheet. However, it's recommended to operate the device within the recommended input voltage range of 4.5V to 18V for optimal performance and reliability.
  • To ensure the stability of the output voltage, it's essential to follow the recommended layout and component selection guidelines provided in the datasheet. Additionally, make sure to use a suitable output capacitor with a low equivalent series resistance (ESR) and a sufficient capacitance value to filter out any noise and ripple.
  • The TPS544B25RVFT can deliver up to 4A of output current. However, the actual output current capability may be limited by the input voltage, output voltage, and thermal considerations. Be sure to check the datasheet for the recommended operating conditions and thermal derating curves.
  • The TPS544B25RVFT has a built-in overcurrent protection feature that limits the output current to a maximum of 5.5A. However, you can also implement additional overcurrent protection using external components, such as a current sense resistor and a comparator, to provide an extra layer of protection for your design.
  • The EN (enable) pin is used to enable or disable the TPS544B25RVFT. When the EN pin is pulled high, the device is enabled, and when it's pulled low, the device is disabled. You can use the EN pin to implement power sequencing, shutdown, or other power management functions in your design.

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TPS544B25RVFT 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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