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LM3248TMX/NOPB - Texas Instruments

Description: 2.5A Adjustable Boost-Buck RF DC/DC Converter

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PCB Footprints
LM3248TMX/NOPB - Texas Instruments PCB footprint - BGA - BGA - YFQ0030xxx_
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LM3248TMX/NOPB - Texas Instruments  - 3D model - BGA - YFQ0030xxx_
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LM3248TMX/NOPB Details

  • Manufacturer Part Number:

    LM3248TMX/NOPB

  • Brand Name:

    Texas Instruments

  • Pbfree Code:

    Yes

  • Rohs Code:

    Yes

  • Part Life Cycle Code:

    Active

  • ECCN Code:

    EAR99

  • HTS Code:

    8542.39.00.90

  • Manufacturer:

    Texas Instruments

  • YTEOL:

    15

  • Analog IC - Other Type:

    BATTERY CHARGE CONTROLLER

  • Control Mode:

    CURRENT-MODE

  • Control Technique:

    PULSE WIDTH MODULATION

  • Input Voltage-Max:

    5.5 V

  • Input Voltage-Min:

    2.7 V

  • JESD-30 Code:

    R-XBGA-B30

  • JESD-609 Code:

    e1

  • Length:

    2.799 mm

  • Moisture Sensitivity Level:

    1

  • Number of Functions:

    1

  • Number of Outputs:

    1

  • Number of Terminals:

    30

  • Operating Temperature-Max:

    90 °C

  • Operating Temperature-Min:

    -30 °C

  • Output Current-Max:

    2.5 A

  • Output Voltage-Max:

    4 V

  • Output Voltage-Min:

    0.4 V

  • Package Body Material:

    UNSPECIFIED

  • Package Code:

    VFBGA

  • Package Shape:

    RECTANGULAR

  • Package Style:

    GRID ARRAY, VERY THIN PROFILE, FINE PITCH

  • Peak Reflow Temperature (Cel):

    260

  • Seated Height-Max:

    0.675 mm

  • Surface Mount:

    YES

  • Switcher Configuration:

    BUCK

  • Switching Frequency-Max:

    2700 kHz

  • Temperature Grade:

    OTHER

  • Terminal Finish:

    Tin/Silver/Copper (Sn/Ag/Cu)

  • Terminal Form:

    BALL

  • Terminal Pitch:

    0.4 mm

  • Terminal Position:

    BOTTOM

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

    30

  • Width:

    2.423 mm

LM3248TMX/NOPB Frequently Asked Questions (FAQs)

  • A good PCB layout for the LM3248 involves keeping the input and output traces short and away from noise sources, using a solid ground plane, and placing decoupling capacitors close to the device.
  • To ensure stability in the LM3248, make sure to follow the recommended compensation capacitor values, keep the output impedance low, and avoid capacitive loads.
  • The maximum power dissipation for the LM3248 is dependent on the package type and thermal environment. For the QFN package, the maximum power dissipation is approximately 2.5W.
  • Yes, the LM3248 is rated for operation up to 125°C, but the maximum junction temperature should not exceed 150°C. Ensure proper thermal management and derate the device accordingly.
  • Use voltage regulators or transient voltage suppressors to protect the LM3248 from overvoltage conditions. For undervoltage protection, use a voltage supervisor or a power-on reset circuit.

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LM3248TMX/NOPB 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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