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LM34919BQTL/NOPB - Texas Instruments

Description: Automotive 2x1.75mm, 6-40V Wide Vin, 600mA, 2.6MHz Constant On-Time Non-Synchronous Buck Regulator

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PCB Footprints
LM34919BQTL/NOPB - Texas Instruments PCB footprint - BGA - BGA - YPA0010_2021
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3D Models
LM34919BQTL/NOPB - Texas Instruments  - 3D model - BGA - YPA0010_2021
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LM34919BQTL/NOPB Details

  • Manufacturer Part Number:

    LM34919BQTL/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:

    SWITCHING REGULATOR

  • Control Mode:

    CURRENT/VOLTAGE-MODE

  • Control Technique:

    CONSTANT OFF TIME

  • Input Voltage-Max:

    40 V

  • Input Voltage-Min:

    6 V

  • Input Voltage-Nom:

    12 V

  • JESD-30 Code:

    R-PBGA-B10

  • JESD-609 Code:

    e1

  • Length:

    1.9815 mm

  • Moisture Sensitivity Level:

    1

  • Number of Functions:

    1

  • Number of Outputs:

    1

  • Number of Terminals:

    10

  • Operating Temperature-Max:

    125 °C

  • Operating Temperature-Min:

    -40 °C

  • Output Current-Max:

    0.6 A

  • Output Voltage-Max:

    35 V

  • Output Voltage-Min:

    2.5 V

  • Package Body Material:

    PLASTIC/EPOXY

  • Package Code:

    VFBGA

  • Package Equivalence Code:

    BGA10,3X4,20

  • Package Shape:

    RECTANGULAR

  • Package Style:

    GRID ARRAY, VERY THIN PROFILE, FINE PITCH

  • Peak Reflow Temperature (Cel):

    260

  • Qualification Status:

    Not Qualified

  • Seated Height-Max:

    0.675 mm

  • Surface Mount:

    YES

  • Switcher Configuration:

    BUCK

  • Switching Frequency-Max:

    2600 kHz

  • Technology:

    BICMOS

  • Temperature Grade:

    AUTOMOTIVE

  • 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:

    1.7485 mm

LM34919BQTL/NOPB Frequently Asked Questions (FAQs)

  • The maximum input voltage that can be applied to the LM34919BQTL/NOPB is 42V, but it's recommended to keep it below 40V for reliable operation.
  • To ensure the LM34919BQTL/NOPB operates within its thermal limits, make sure to provide adequate heat sinking, keep the ambient temperature below 85°C, and avoid high power dissipation during operation.
  • For optimal performance, it's recommended to follow a 4-layer PCB design with a solid ground plane, keep the input and output capacitors close to the IC, and use a Kelvin connection for the sense resistors.
  • The output voltage of the LM34919BQTL/NOPB can be adjusted by changing the resistor divider ratio between the VOUT pin and the GND pin. Refer to the datasheet for the calculation formula and example values.
  • The minimum ESR requirement for the output capacitors is 10mΩ, but it's recommended to use capacitors with an ESR of 5mΩ or less for optimal performance and stability.

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LM34919BQTL/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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