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LM20145MHX/NOPB - Texas Instruments

Description: Conv DC-DC 2.95V to 5.5V Synchronous Step Down Single-Out 0.8V to 5V 5A 16-Pin HTSSOP EP T/R

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LM20145MHX/NOPB - Texas Instruments - PCB symbol
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LM20145MHX/NOPB - Texas Instruments PCB footprint - Small Outline Packages - Small Outline Packages - PWP0016A TSSOP
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LM20145MHX/NOPB - Texas Instruments - 3D model - Small Outline Packages - PWP0016A TSSOP
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LM20145MHX/NOPB Details

  • Manufacturer Part Number:

    LM20145MHX/NOPB

  • Brand Name:

    Texas Instruments

  • Pbfree Code:

    Yes

  • Rohs Code:

    Yes

  • Part Life Cycle Code:

    Active

  • Part Package Code:

    TSSOP

  • Pin Count:

    16

  • ECCN Code:

    EAR99

  • HTS Code:

    8542.39.00.90

  • Manufacturer:

    Texas Instruments

  • YTEOL:

    15

  • Additional Feature:

    ALSO HAS ADJUSTABLE OUTPUT VOLTAGE DOWN TO 0.8V

  • Analog IC - Other Type:

    SWITCHING REGULATOR

  • Control Mode:

    CURRENT-MODE

  • Control Technique:

    PULSE WIDTH MODULATION

  • Input Voltage-Max:

    5.5 V

  • Input Voltage-Min:

    2.95 V

  • Input Voltage-Nom:

    5 V

  • JESD-30 Code:

    R-PDSO-G16

  • JESD-609 Code:

    e3

  • Length:

    5 mm

  • Moisture Sensitivity Level:

    1

  • Number of Functions:

    1

  • Number of Outputs:

    1

  • Number of Terminals:

    16

  • Operating Temperature-Max:

    125 °C

  • Operating Temperature-Min:

    -40 °C

  • Output Current-Max:

    5 A

  • Output Voltage-Max:

    5 V

  • Output Voltage-Min:

    0.8 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

  • Qualification Status:

    Not Qualified

  • Seated Height-Max:

    1.1 mm

  • Surface Mount:

    YES

  • Switcher Configuration:

    BUCK

  • Switching Frequency-Max:

    750 kHz

  • Technology:

    BICMOS

  • Temperature Grade:

    AUTOMOTIVE

  • Terminal Finish:

    Matte Tin (Sn)

  • Terminal Form:

    GULL WING

  • Terminal Pitch:

    0.65 mm

  • Terminal Position:

    DUAL

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

    30

  • Width:

    4.4 mm

LM20145MHX/NOPB Frequently Asked Questions (FAQs)

  • Texas Instruments recommends a 2-layer or 4-layer PCB with a solid ground plane on the bottom layer and a thermal relief pattern on the top layer to minimize thermal resistance. A thermal pad on the bottom of the package should be connected to the ground plane.
  • To ensure reliable startup and operation, it's recommended to add a soft-start circuit to limit the inrush current and a voltage supervisor to monitor the input voltage. Additionally, the input capacitor should be selected to handle the maximum input voltage and the output capacitor should be selected to handle the maximum output current.
  • The maximum junction temperature of the LM20145MHX/NOPB is 150°C. However, it's recommended to operate the device at a junction temperature below 125°C to ensure reliable operation and long-term reliability.
  • Yes, the LM20145MHX/NOPB is qualified for automotive and high-reliability applications. It meets the requirements of the AEC-Q100 standard and is manufactured in a facility that is certified to the IATF 16949 standard.
  • To troubleshoot issues with the device, it's recommended to check the PCB layout, component selection, and input/output connections. Use an oscilloscope to measure the input and output waveforms and check for signs of oscillation or instability. Consult the datasheet and application notes for guidance on troubleshooting and design optimization.

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LM20145MHX/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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