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LM5122ZAPWPT - Texas Instruments

Description: Switching Controllers 3-65V Wide Vin, Current Mode Synchronous Boost Controller with Multiphase Capability 24-HTSSOP -40 to 125

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LM5122ZAPWPT - Texas Instruments PCB footprint - Small Outline Packages - Small Outline Packages - PWP0024M PowerPAD TSSOP - 1.2 mm max height
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LM5122ZAPWPT - Texas Instruments  - 3D model - Small Outline Packages - PWP0024M PowerPAD TSSOP - 1.2 mm max height
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LM5122ZAPWPT Details

  • Manufacturer Part Number:

    LM5122ZAPWPT

  • Brand Name:

    Texas Instruments

  • Pbfree Code:

    Yes

  • Rohs Code:

    Yes

  • Part Life Cycle Code:

    Active

  • Country Of Origin:

    Malaysia

  • ECCN Code:

    EAR99

  • HTS Code:

    8542.39.00.90

  • Date Of Intro:

    2018-11-18

  • Manufacturer:

    Texas Instruments

  • YTEOL:

    15

  • Additional Feature:

    OUTPUT VOLTAGE UP TO 100V

  • Analog IC - Other Type:

    SWITCHING CONTROLLER

  • Control Mode:

    CURRENT-MODE

  • Control Technique:

    PULSE WIDTH MODULATION

  • Input Voltage-Max:

    65 V

  • Input Voltage-Min:

    3 V

  • Input Voltage-Nom:

    12 V

  • JESD-30 Code:

    R-PDSO-G24

  • JESD-609 Code:

    e4

  • Length:

    7.8 mm

  • Moisture Sensitivity Level:

    3

  • Number of Functions:

    1

  • Number of Outputs:

    1

  • Number of Terminals:

    24

  • Operating Temperature-Max:

    125 °C

  • Operating Temperature-Min:

    -40 °C

  • Output Current-Max:

    20 A

  • Output Voltage-Max:

    100 V

  • Output Voltage-Min:

    3 V

  • Package Body Material:

    PLASTIC/EPOXY

  • Package Code:

    HTSSOP

  • Package Shape:

    RECTANGULAR

  • Package Style:

    SMALL OUTLINE, HEAT SINK/SLUG, THIN PROFILE, SHRINK PITCH

  • Peak Reflow Temperature (Cel):

    260

  • Seated Height-Max:

    1.2 mm

  • Surface Mount:

    YES

  • Switcher Configuration:

    BUCK-BOOST

  • Switching Frequency-Max:

    1000 kHz

  • Technology:

    BICMOS

  • Temperature Grade:

    AUTOMOTIVE

  • Terminal Finish:

    Nickel/Palladium/Gold (Ni/Pd/Au)

  • Terminal Form:

    GULL WING

  • Terminal Pitch:

    0.65 mm

  • Terminal Position:

    DUAL

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

    30

  • Width:

    4.4 mm

LM5122ZAPWPT Frequently Asked Questions (FAQs)

  • A 2-layer or 4-layer PCB with a solid ground plane and thermal vias is recommended. Ensure a low-thermal-resistance path from the device to the heat sink or PCB ground plane.
  • Use a soft-start circuit to limit inrush current and ensure a controlled voltage ramp-up. For shutdown, use a power-good signal to monitor the output voltage and ensure a clean shutdown sequence.
  • Choose capacitors with low ESR, high ripple current rating, and a voltage rating that exceeds the maximum output voltage. Ensure the capacitors are placed close to the device to minimize parasitic inductance.
  • Use a type-III compensation network with a zero at the output filter pole frequency. Adjust the feedback resistors and capacitors to achieve a stable and fast transient response.
  • Ensure good airflow around the device, use a heat sink with a thermal interface material, and consider thermal vias or a thermal pad on the PCB to reduce thermal resistance.

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LM5122ZAPWPT 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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