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TPS54331DR - Texas Instruments

Description: Texas Instruments TPS54331DR, Step Down DC-DC Converter, 3A, Adjustable, 0.8 → 25 V, 8-Pin SOIC

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TPS54331DR - Texas Instruments PCB footprint - Small Outline Packages - Small Outline Packages - D (R-PDSO-G8)
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TPS54331DR - Texas Instruments  - 3D model - Small Outline Packages - D (R-PDSO-G8)
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TPS54331DR Details

  • Manufacturer Part Number:

    TPS54331DR

  • Brand Name:

    Texas Instruments

  • Pbfree Code:

    Yes

  • Rohs Code:

    Yes

  • Part Life Cycle Code:

    Active

  • Part Package Code:

    SOIC

  • Pin Count:

    8

  • Country Of Origin:

    Mexico

  • 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:

    28 V

  • Input Voltage-Min:

    3.5 V

  • Input Voltage-Nom:

    12 V

  • JESD-30 Code:

    R-PDSO-G8

  • JESD-609 Code:

    e4

  • Length:

    4.9 mm

  • Moisture Sensitivity Level:

    1

  • Number of Functions:

    1

  • Number of Outputs:

    1

  • Number of Terminals:

    8

  • Operating Temperature-Max:

    150 °C

  • Operating Temperature-Min:

    -40 °C

  • Output Current-Max:

    3 A

  • Output Voltage-Max:

    25 V

  • Output Voltage-Min:

    0.8 V

  • Package Body Material:

    PLASTIC/EPOXY

  • Package Code:

    SOP

  • Package Shape:

    RECTANGULAR

  • Package Style:

    SMALL OUTLINE

  • Peak Reflow Temperature (Cel):

    260

  • Qualification Status:

    Not Qualified

  • Seated Height-Max:

    1.75 mm

  • Surface Mount:

    YES

  • Switcher Configuration:

    BUCK

  • Switching Frequency-Max:

    570 kHz

  • Technology:

    BICMOS

  • Temperature Grade:

    AUTOMOTIVE

  • Terminal Finish:

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

  • Terminal Form:

    GULL WING

  • Terminal Pitch:

    1.27 mm

  • Terminal Position:

    DUAL

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

    30

  • Width:

    3.9 mm

TPS54331DR Frequently Asked Questions (FAQs)

  • The TPS54331DR can handle a maximum input voltage of 42V, but it's recommended to operate within the specified input voltage range of 6.5V to 36V for optimal performance.
  • 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 EN (enable) pin is used to enable or disable the regulator. When the EN pin is pulled high (above 1.4V), the regulator is enabled, and when it's pulled low (below 0.4V), the regulator is disabled. This pin can be used to implement power sequencing or to turn the regulator on and off as needed.
  • The output voltage of the TPS54331DR can be calculated using the following formula: Vout = (R1 / R2) * 0.8V, where R1 and R2 are the resistors connected to the FB (feedback) pin. The output voltage range is 0.8V to 15V.
  • The TPS54331DR can provide a maximum output current of 3A, but it's essential to ensure that the input voltage and output voltage are within the specified ranges to maintain the maximum output current capability.

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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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