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TPS53647RTAT - Texas Instruments

Description: 4-Phase, D-CAP+TM Step-Down Buck Controller with NVM and PMBus Interface for ASIC

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PCB Footprints
TPS53647RTAT - Texas Instruments PCB footprint - Quad Flat No-Lead - Quad Flat No-Lead - WQFN-2020
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3D Models
TPS53647RTAT - Texas Instruments  - 3D model - Quad Flat No-Lead - WQFN-2020
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TPS53647RTAT Details

  • Manufacturer Part Number:

    TPS53647RTAT

  • Brand Name:

    Texas Instruments

  • Pbfree Code:

    Yes

  • Rohs Code:

    Yes

  • Part Life Cycle Code:

    Active

  • Part Package Code:

    QFN

  • Pin Count:

    40

  • Country Of Origin:

    Philippines

  • ECCN Code:

    EAR99

  • HTS Code:

    8542.39.00.90

  • Manufacturer:

    Texas Instruments

  • YTEOL:

    15

  • Additional Feature:

    ALSO OPERATES IN ADJUSTABLE MODE FROM 0.5 TO 2.5V

  • Analog IC - Other Type:

    SWITCHING CONTROLLER

  • Control Technique:

    PULSE WIDTH MODULATION

  • Input Voltage-Max:

    17 V

  • Input Voltage-Min:

    4.5 V

  • Input Voltage-Nom:

    12 V

  • JESD-30 Code:

    S-PQCC-N40

  • JESD-609 Code:

    e4

  • Length:

    6 mm

  • Moisture Sensitivity Level:

    2

  • Number of Functions:

    1

  • Number of Outputs:

    1

  • Number of Terminals:

    40

  • Operating Temperature-Max:

    125 °C

  • Operating Temperature-Min:

    -40 °C

  • Output Current-Max:

    240 A

  • Output Voltage-Max:

    2.5 V

  • Output Voltage-Min:

    0.5 V

  • Package Body Material:

    PLASTIC/EPOXY

  • Package Code:

    HVQCCN

  • Package Shape:

    SQUARE

  • Package Style:

    CHIP CARRIER, HEAT SINK/SLUG, VERY THIN PROFILE

  • Peak Reflow Temperature (Cel):

    260

  • Seated Height-Max:

    0.8 mm

  • Surface Mount:

    YES

  • Switcher Configuration:

    BUCK

  • Switching Frequency-Max:

    1000 kHz

  • 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:

    6 mm

TPS53647RTAT Frequently Asked Questions (FAQs)

  • A good PCB layout is crucial for the TPS53647RTAT. Ensure that the input and output capacitors are placed close to the IC, and the high-current paths are short and wide. Use a solid ground plane and avoid routing high-frequency signals under the IC.
  • Choose input capacitors with low ESR (Equivalent Series Resistance) and high ripple current rating. For output capacitors, select ones with low ESR, high capacitance, and a voltage rating that meets or exceeds the output voltage. X5R or X7R ceramic capacitors are good options.
  • The TPS53647RTAT is rated for operation up to 85°C ambient temperature. However, for reliable operation, it's recommended to keep the ambient temperature below 70°C to ensure the IC stays within its thermal specifications.
  • The output voltage can be adjusted by changing the resistor divider ratio (R1 and R2) connected to the FB pin. Use the formula: Vout = 0.8V x (1 + R2/R1) to calculate the desired output voltage.
  • The TPS53647RTAT requires a minimum input voltage of 2.5V to ensure proper operation. However, it's recommended to maintain an input voltage of at least 3V to account for voltage drops and ensure reliable operation.

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TPS53647RTAT 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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Part Image TPS53647RTAR Texas Instruments

Switching Controller, 240A, 1000kHz Switching Freq-Max, PQCC40