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TPS54678RTET - Texas Instruments

Description: Texas Instruments TPS54678RTET, Step Down, Synchronous DC-DC Converter, 6A, Adjustable, 0.6 → 4.5 V, 16-Pin WQFN

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TPS54678RTET - Texas Instruments - PCB symbol
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PCB Footprints
TPS54678RTET - Texas Instruments PCB footprint - Quad Flat No-Lead - Quad Flat No-Lead - RTE (S-PWQFN-N16) _1
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3D Models
TPS54678RTET - Texas Instruments - 3D model - Quad Flat No-Lead - RTE (S-PWQFN-N16) _1
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TPS54678RTET Details

  • Manufacturer Part Number:

    TPS54678RTET

  • Brand Name:

    Texas Instruments

  • Pbfree Code:

    Yes

  • Rohs Code:

    Yes

  • Part Life Cycle Code:

    Active

  • Country Of Origin:

    Philippines

  • ECCN Code:

    EAR99

  • HTS Code:

    8542.39.00.90

  • Manufacturer:

    Texas Instruments

  • YTEOL:

    15

  • Analog IC - Other Type:

    SWITCHING REGULATOR

  • Control Mode:

    CURRENT-MODE

  • Control Technique:

    PULSE WIDTH MODULATION

  • Input Voltage-Max:

    6 V

  • Input Voltage-Min:

    2.95 V

  • Input Voltage-Nom:

    3.3 V

  • JESD-30 Code:

    S-PQCC-N16

  • JESD-609 Code:

    e4

  • Length:

    3 mm

  • Moisture Sensitivity Level:

    2

  • Number of Functions:

    1

  • Number of Outputs:

    1

  • Number of Terminals:

    16

  • Operating Temperature-Max:

    150 °C

  • Operating Temperature-Min:

    -40 °C

  • Output Current-Max:

    6 A

  • Output Voltage-Max:

    4.5 V

  • Output Voltage-Min:

    0.6 V

  • Package Body Material:

    PLASTIC/EPOXY

  • Package Code:

    HVQCCN

  • Package Equivalence Code:

    LCC16,.12SQ,20

  • Package Shape:

    SQUARE

  • Package Style:

    CHIP CARRIER, HEAT SINK/SLUG, VERY THIN PROFILE

  • Peak Reflow Temperature (Cel):

    260

  • Qualification Status:

    Not Qualified

  • Seated Height-Max:

    0.8 mm

  • Surface Mount:

    YES

  • Switcher Configuration:

    BUCK

  • Switching Frequency-Max:

    2000 kHz

  • Technology:

    BICMOS

  • 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:

    3 mm

TPS54678RTET Frequently Asked Questions (FAQs)

  • The maximum input voltage that can be applied to the TPS54678RTET is 6.5V, as specified in the datasheet. However, it's recommended to operate the device within the recommended input voltage range of 3.5V to 5.5V for optimal performance and reliability.
  • To ensure stability and prevent oscillation, it's essential to follow the layout guidelines and component selection recommendations provided in the datasheet. Additionally, make sure to use a sufficient output capacitor with a low equivalent series resistance (ESR) and a high-quality input capacitor with a low ESR.
  • The minimum output capacitance required for the TPS54678RTET is 10uF, as specified in the datasheet. However, it's recommended to use a higher output capacitance, such as 22uF or 47uF, to ensure stability and optimal performance.
  • The TPS54678RTET is rated for operation up to 85°C, but it's essential to consider the device's thermal characteristics and ensure proper thermal management to prevent overheating. It's recommended to follow the thermal design guidelines provided in the datasheet and to use a heat sink or thermal pad if necessary.
  • The output voltage of the TPS54678RTET can be adjusted by using a resistive divider network between the output and the FB pin. The datasheet provides a formula to calculate the required resistor values for a specific output voltage. It's essential to follow the recommended design procedure to ensure accurate and stable output voltage regulation.

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TPS54678RTET 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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