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LM3279TLX/NOPB - Texas Instruments

Description: Conv DC-DC 2.7V to 5.5V Step Down/Step Up Single-Out 0.4V to 4.212V 1A 16-Pin DSBGA T/R

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LM3279TLX/NOPB - Texas Instruments PCB footprint - BGA - BGA - YZR0016_1
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LM3279TLX/NOPB - Texas Instruments  - 3D model - BGA - YZR0016_1
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LM3279TLX/NOPB Details

  • Manufacturer Part Number:

    LM3279TLX/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

  • Additional Feature:

    ALSO OPERATES IN PFM CONTROL TECHNIQUE; ADJUSTABLE OUTPUT MODE FROM 0.4 TO 4.212V

  • Analog IC - Other Type:

    SWITCHING REGULATOR

  • Control Mode:

    CURRENT-MODE

  • Control Technique:

    PULSE WIDTH MODULATION

  • Input Voltage-Max:

    5.5 V

  • Input Voltage-Min:

    2.7 V

  • Input Voltage-Nom:

    3.8 V

  • JESD-30 Code:

    R-PBGA-B16

  • JESD-609 Code:

    e1

  • Length:

    2.499 mm

  • Moisture Sensitivity Level:

    1

  • Number of Functions:

    1

  • Number of Outputs:

    1

  • Number of Terminals:

    16

  • Operating Temperature-Max:

    85 °C

  • Operating Temperature-Min:

    -30 °C

  • Output Current-Max:

    1 A

  • Output Voltage-Max:

    4.2 V

  • Output Voltage-Min:

    0.4 V

  • Package Body Material:

    PLASTIC/EPOXY

  • 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-BOOST

  • Switching Frequency-Max:

    2700 kHz

  • Technology:

    BICMOS

  • Temperature Grade:

    OTHER

  • Terminal Finish:

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

  • Terminal Form:

    BALL

  • Terminal Pitch:

    0.5 mm

  • Terminal Position:

    BOTTOM

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

    30

  • Width:

    2.116 mm

LM3279TLX/NOPB Frequently Asked Questions (FAQs)

  • Texas Instruments recommends a 2-layer or 4-layer PCB with a solid ground plane on the bottom layer to improve thermal performance. Additionally, it's recommended to use a thermal relief pattern on the pads to reduce thermal resistance.
  • To ensure reliable operation in high-temperature environments, it's recommended to follow proper thermal design and layout guidelines, use a heat sink if necessary, and ensure that the device is operated within its specified temperature range.
  • The maximum allowed voltage on the EN pin is 6V. Exceeding this voltage may damage the device.
  • Yes, the LM3279TLX/NOPB can be used in a switching regulator application, but it's recommended to follow proper design guidelines and ensure that the device is operated within its specified frequency range and output current capability.
  • The output voltage ripple can be calculated using the formula: ΔVout = (Iout * ESL) / (Cout * fsw), where Iout is the output current, ESL is the equivalent series inductance of the output capacitor, Cout is the output capacitance, and fsw is the switching frequency.

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LM3279TLX/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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Part Image LM3279TLE/NOPB Texas Instruments

Switching Regulator, Current-mode, 1A, 2700kHz Switching Freq-Max, BICMOS, PBGA16