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TPS65253RHDT - Texas Instruments

Description: 4.5V to 16V input, 2.5A/3.5A output Dual Buck Converter

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TPS65253RHDT - Texas Instruments - PCB symbol
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PCB Footprints
TPS65253RHDT - Texas Instruments PCB footprint - Quad Flat No-Lead - Quad Flat No-Lead - RHD (S-PVQFN-N28)_2021
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3D Models
TPS65253RHDT - Texas Instruments - 3D model - Quad Flat No-Lead - RHD (S-PVQFN-N28)_2021
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TPS65253RHDT Details

  • Manufacturer Part Number:

    TPS65253RHDT

  • Brand Name:

    Texas Instruments

  • Pbfree Code:

    Yes

  • Rohs Code:

    Yes

  • Part Life Cycle Code:

    Active

  • Part Package Code:

    QFN

  • Pin Count:

    28

  • Country Of Origin:

    Philippines

  • ECCN Code:

    EAR99

  • HTS Code:

    8542.39.00.90

  • Manufacturer:

    Texas Instruments

  • YTEOL:

    15

  • Additional Feature:

    ALSO OPERATES AS LDO REGULATOR, OPERATES IN ADJUSTABLE MODE FROM 0.8 TO 15V

  • Analog IC - Other Type:

    SWITCHING REGULATOR

  • Control Mode:

    CURRENT-MODE

  • Control Technique:

    PULSE FREQUENCY MODULATION

  • Input Voltage-Max:

    16 V

  • Input Voltage-Min:

    4.5 V

  • Input Voltage-Nom:

    12 V

  • JESD-30 Code:

    S-PQCC-N28

  • JESD-609 Code:

    e4

  • Length:

    5 mm

  • Moisture Sensitivity Level:

    3

  • Number of Functions:

    1

  • Number of Outputs:

    2

  • Number of Terminals:

    28

  • Operating Temperature-Max:

    85 °C

  • Operating Temperature-Min:

    -40 °C

  • Output Current-Max:

    3.5 A

  • Output Voltage-Max:

    15 V

  • Output Voltage-Min:

    0.8 V

  • Package Body Material:

    PLASTIC/EPOXY

  • Package Code:

    HVQCCN

  • Package Shape:

    SQUARE

  • Package Style:

    CHIP CARRIER

  • Peak Reflow Temperature (Cel):

    260

  • Qualification Status:

    Not Qualified

  • Seated Height-Max:

    1 mm

  • Surface Mount:

    YES

  • Switcher Configuration:

    BUCK

  • Switching Frequency-Max:

    1500 kHz

  • Temperature Grade:

    INDUSTRIAL

  • 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

TPS65253RHDT Frequently Asked Questions (FAQs)

  • Texas Instruments provides a recommended layout and placement guide in the TPS65253RHDT datasheet, which includes guidelines for component placement, thermal considerations, and PCB routing. Additionally, TI offers a layout checklist and a PCB layout example in the datasheet.
  • The selection of the output capacitor depends on the output voltage, output current, and desired ripple voltage. TI recommends using a low-ESR ceramic capacitor with a minimum capacitance of 10uF for the output filter capacitor. The datasheet provides a detailed explanation of the output capacitor selection process.
  • The TPS65253RHDT has an absolute maximum input voltage rating of 6.5V. However, the recommended operating input voltage range is 3.5V to 5.5V. Exceeding the absolute maximum input voltage can damage the device.
  • The TPS65253RHDT is rated for operation up to 125°C (TJ). However, the device's performance and reliability may degrade at high temperatures. TI recommends derating the output current and using thermal management techniques to ensure reliable operation in high-temperature environments.
  • The TPS65253RHDT has a fixed output voltage option, but it can also be configured for an adjustable output voltage using external resistors. The datasheet provides a detailed explanation of the output voltage configuration process, including resistor calculation formulas and examples.

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TPS65253RHDT 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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