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LM20242MHE/NOPB - Texas Instruments

Description: 4.5-36V, 2A Current Mode Synchronous Buck Regulator with Adjustable Frequency

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LM20242MHE/NOPB - Texas Instruments PCB footprint - Small Outline Packages - Small Outline Packages - PWP0020A 2021
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3D Models
LM20242MHE/NOPB - Texas Instruments  - 3D model - Small Outline Packages - PWP0020A 2021
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LM20242MHE/NOPB Details

  • Manufacturer Part Number:

    LM20242MHE/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:

    SEATED HGT-NOM, ALSO OPERATES IN ADJUSTABLE MODE DOWN TO 0.8V

  • Analog IC - Other Type:

    SWITCHING REGULATOR

  • Control Mode:

    CURRENT-MODE

  • Control Technique:

    PULSE WIDTH MODULATION

  • Input Voltage-Max:

    36 V

  • Input Voltage-Min:

    4.5 V

  • Input Voltage-Nom:

    12 V

  • JESD-30 Code:

    R-PDSO-G20

  • JESD-609 Code:

    e3

  • Length:

    6.5 mm

  • Moisture Sensitivity Level:

    1

  • Number of Functions:

    1

  • Number of Outputs:

    1

  • Number of Terminals:

    20

  • Operating Temperature-Max:

    125 °C

  • Operating Temperature-Min:

    -40 °C

  • Output Current-Max:

    2 A

  • Output Voltage-Max:

    32 V

  • Output Voltage-Min:

    0.8 V

  • Package Body Material:

    PLASTIC/EPOXY

  • Package Code:

    HTSSOP

  • Package Equivalence Code:

    TSSOP20,.25

  • 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:

    1000 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

LM20242MHE/NOPB Frequently Asked Questions (FAQs)

  • A good PCB layout for the LM20242MHE/NOPB should include a solid ground plane, wide power traces, and a thermal relief pattern under the device to facilitate heat dissipation. TI provides a recommended PCB layout in the datasheet.
  • To ensure stability, it's essential to follow the recommended output capacitor selection and placement guidelines, as well as to maintain a minimum output capacitance of 10uF. Additionally, the output voltage should be monitored and adjusted as needed to prevent oscillations.
  • The LM20242MHE/NOPB can handle input voltages up to 42V, but it's recommended to operate within the specified input voltage range of 3.5V to 36V for optimal performance and reliability.
  • The LM20242MHE/NOPB has built-in overcurrent protection (OCP) and thermal shutdown (TSD) features. However, it's still important to implement external protection measures, such as fuses or PTC resistors, to prevent damage from excessive current or temperature.
  • The LM20242MHE/NOPB is rated for operation up to 125°C, but it's essential to consider the device's power dissipation and thermal management when operating in high-temperature environments. Ensure proper heat sinking and thermal design to prevent overheating.

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LM20242MHE/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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