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TPS54340BQDDAQ1 - Texas Instruments

Description: Automotive, 4.5V to 42V Input, 3.5A Step-Down Converter With Eco-Mode™

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TPS54340BQDDAQ1 - Texas Instruments PCB footprint - Small Outline Packages - Small Outline Packages - DDA (R-PDSO-G8)-ren1
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TPS54340BQDDAQ1 Details

  • Manufacturer Part Number:

    TPS54340BQDDAQ1

  • 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:

    2017-02-12

  • Manufacturer:

    Texas Instruments

  • YTEOL:

    15

  • Additional Feature:

    OUTPUT IN ADJUSTABLE MODE IS 0.8V TO 58.8V

  • 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:

    3.5 A

  • Output Voltage-Max:

    41 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):

    0.175 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

TPS54340BQDDAQ1 Frequently Asked Questions (FAQs)

  • The maximum input voltage that can be applied to the TPS54340BQDDAQ1 is 42V, but it's recommended to operate within the specified input voltage range of 5.5V 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 a low-ESR input capacitor.
  • The minimum input capacitance required for the TPS54340BQDDAQ1 is 10uF, but it's recommended to use a higher capacitance value (e.g., 22uF) to ensure stable operation and minimize input voltage ripple.
  • The TPS54340BQDDAQ1 is rated for operation up to 125°C, but it's essential to consider the thermal design and heat dissipation in the system to ensure reliable operation. A thermal analysis should be performed to ensure the device operates within its specified temperature range.
  • The output voltage of the TPS54340BQDDAQ1 can be calculated using the formula: Vout = (R1 / R2) * 0.8V, where R1 and R2 are the resistors used in the feedback network.

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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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