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TPS54540BQDDAQ1 - Texas Instruments

Description: 4.5-V to 42-V input, 5-A, step-down DC-DC converter with Eco-mode™

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TPS54540BQDDAQ1 - Texas Instruments PCB footprint - Small Outline Packages - Small Outline Packages - DDA (PDSO-G8)
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TPS54540BQDDAQ1 Details

  • Manufacturer Part Number:

    TPS54540BQDDAQ1

  • Brand Name:

    Texas Instruments

  • Pbfree Code:

    Yes

  • Rohs Code:

    Yes

  • Part Life Cycle Code:

    Active

  • Country Of Origin:

    Mexico

  • ECCN Code:

    EAR99

  • HTS Code:

    8542.39.00.90

  • Date Of Intro:

    2017-02-11

  • Manufacturer:

    Texas Instruments

  • YTEOL:

    15

  • Analog IC - Other Type:

    SWITCHING REGULATOR

  • Control Mode:

    CURRENT-MODE

  • Control Technique:

    PULSE WIDTH MODULATION

  • Input Voltage-Max:

    42 V

  • Input Voltage-Min:

    4.5 V

  • Input Voltage-Nom:

    12 V

  • JESD-30 Code:

    R-PDSO-G8

  • JESD-609 Code:

    e4

  • Length:

    4.9 mm

  • Moisture Sensitivity Level:

    2

  • Number of Functions:

    1

  • Number of Outputs:

    1

  • Number of Terminals:

    8

  • Operating Temperature-Max:

    125 °C

  • Operating Temperature-Min:

    -40 °C

  • Output Current-Max:

    5 A

  • Output Voltage-Max:

    41.1 V

  • Output Voltage-Min:

    0.8 V

  • Package Body Material:

    PLASTIC/EPOXY

  • Package Code:

    HLSOP

  • Package Shape:

    RECTANGULAR

  • Package Style:

    SMALL OUTLINE, HEAT SINK/SLUG, LOW PROFILE

  • Peak Reflow Temperature (Cel):

    260

  • Screening Level:

    AEC-Q100

  • Seated Height-Max:

    1.7 mm

  • Supply Current-Max (Isup):

    0.0045 mA

  • Surface Mount:

    YES

  • Switcher Configuration:

    BUCK

  • Switching Frequency-Max:

    2500 kHz

  • Technology:

    BICMOS

  • Temperature Grade:

    AUTOMOTIVE

  • Terminal Finish:

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

  • Terminal Form:

    GULL WING

  • Terminal Pitch:

    1.27 mm

  • Terminal Position:

    DUAL

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

    30

  • Width:

    3.9 mm

TPS54540BQDDAQ1 Frequently Asked Questions (FAQs)

  • The maximum input voltage that can be applied to the TPS54540BQDDAQ1 is 42V, but it's recommended to operate within the specified input voltage range of 6.5V to 36V 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, including the use of a suitable output capacitor and input filter components.
  • The TPS54540BQDDAQ1 can deliver up to 4A of output current, but the actual output current capability may be limited by the input voltage, output voltage, and thermal considerations.
  • The output voltage of the TPS54540BQDDAQ1 can be adjusted by using an external resistor divider network connected to the FB pin, as described in the datasheet.
  • The EN (enable) pin is used to enable or disable the device. When the EN pin is pulled low, the device is in shutdown mode, and when it's pulled high, the device is enabled and operates normally.

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TPS54540BQDDAQ1 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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