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LM27342QMY/NOPB - Texas Instruments

Description: 2A - Wide Input Range Buck Regulator with Frequency Synchronization

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PCB Footprints
LM27342QMY/NOPB - Texas Instruments PCB footprint - Small Outline Packages - Small Outline Packages - DGQ0010A_2020
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3D Models
LM27342QMY/NOPB - Texas Instruments  - 3D model - Small Outline Packages - DGQ0010A_2020
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LM27342QMY/NOPB Details

  • Manufacturer Part Number:

    LM27342QMY/NOPB

  • Brand Name:

    Texas Instruments

  • Pbfree Code:

    Yes

  • Rohs Code:

    Yes

  • Part Life Cycle Code:

    Active

  • Part Package Code:

    MSOP

  • Pin Count:

    10

  • ECCN Code:

    EAR99

  • HTS Code:

    8542.39.00.90

  • Manufacturer:

    Texas Instruments

  • YTEOL:

    15

  • Additional Feature:

    ALSO OPERATES IN ADJUSTABLE MODE FROM 1V TO 18V

  • Analog IC - Other Type:

    SWITCHING REGULATOR

  • Control Mode:

    CURRENT-MODE

  • Control Technique:

    PULSE WIDTH MODULATION

  • Input Voltage-Max:

    20 V

  • Input Voltage-Min:

    3 V

  • Input Voltage-Nom:

    12 V

  • JESD-30 Code:

    S-PDSO-G10

  • JESD-609 Code:

    e3

  • Length:

    3 mm

  • Moisture Sensitivity Level:

    3

  • 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:

    2 A

  • Output Voltage-Max:

    18 V

  • Output Voltage-Min:

    1 V

  • Output Voltage-Nom:

    3.9 V

  • Package Body Material:

    PLASTIC/EPOXY

  • Package Code:

    HTSSOP

  • Package Equivalence Code:

    TSSOP10,.19,20

  • Package Shape:

    SQUARE

  • Package Style:

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

  • Peak Reflow Temperature (Cel):

    260

  • Qualification Status:

    Not Qualified

  • Seated Height-Max:

    1.09 mm

  • Supply Voltage-Nom (Vsup):

    12 V

  • Surface Mount:

    YES

  • Switcher Configuration:

    BUCK

  • Switching Frequency-Max:

    2300 kHz

  • Temperature Grade:

    AUTOMOTIVE

  • Terminal Finish:

    Matte Tin (Sn)

  • Terminal Form:

    GULL WING

  • Terminal Pitch:

    0.5 mm

  • Terminal Position:

    DUAL

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

    30

  • Width:

    3 mm

LM27342QMY/NOPB Frequently Asked Questions (FAQs)

  • A good PCB layout for the LM27342QMY/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 a stable and accurate output voltage, it's essential to use a high-quality output capacitor with a low ESR, follow the recommended PCB layout, and minimize noise and ripple on the input voltage. Additionally, the output voltage can be adjusted using the feedback resistors.
  • The maximum input voltage that can be applied to the LM27342QMY/NOPB is 42V. Exceeding this voltage may damage the device. It's essential to ensure the input voltage is within the recommended operating range.
  • The LM27342QMY/NOPB has built-in overcurrent protection and thermal shutdown. However, it's still essential to add external protection components, such as fuses or PTC resistors, to prevent damage from excessive current or temperature. A heat sink can also be used to improve thermal dissipation.
  • Yes, the LM27342QMY/NOPB is qualified for automotive and high-reliability applications. It meets the requirements of the AEC-Q100 standard and is suitable for use in harsh environments.

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LM27342QMY/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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