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LM2742MTCX/NOPB - Texas Instruments

Description: 2.2-16V, Voltage Mode Synchronous Buck Controller with Adjustable Soft Start

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LM2742MTCX/NOPB - Texas Instruments - PCB symbol
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LM2742MTCX/NOPB - Texas Instruments PCB footprint - Small Outline Packages - Small Outline Packages - PW (R-PDSO-G14)
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LM2742MTCX/NOPB - Texas Instruments - 3D model - Small Outline Packages - PW (R-PDSO-G14)
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LM2742MTCX/NOPB Details

  • Manufacturer Part Number:

    LM2742MTCX/NOPB

  • Brand Name:

    Texas Instruments

  • Pbfree Code:

    Yes

  • Rohs Code:

    Yes

  • Part Life Cycle Code:

    Active

  • Part Package Code:

    TSSOP

  • Pin Count:

    14

  • Country Of Origin:

    Malaysia

  • ECCN Code:

    EAR99

  • HTS Code:

    8542.39.00.90

  • Manufacturer:

    Texas Instruments

  • YTEOL:

    15

  • Analog IC - Other Type:

    SWITCHING CONTROLLER

  • Control Mode:

    VOLTAGE-MODE

  • Control Technique:

    PULSE WIDTH MODULATION

  • Input Voltage-Max:

    16 V

  • Input Voltage-Min:

    2.2 V

  • Input Voltage-Nom:

    3.3 V

  • JESD-30 Code:

    R-PDSO-G14

  • JESD-609 Code:

    e4

  • Length:

    5 mm

  • Moisture Sensitivity Level:

    1

  • Number of Functions:

    1

  • Number of Outputs:

    1

  • Number of Terminals:

    14

  • Operating Temperature-Max:

    125 °C

  • Operating Temperature-Min:

    -40 °C

  • Output Current-Max:

    20 A

  • Output Voltage-Max:

    13.5 V

  • Output Voltage-Min:

    0.6 V

  • Package Body Material:

    PLASTIC/EPOXY

  • Package Code:

    TSSOP

  • Package Shape:

    RECTANGULAR

  • Package Style:

    SMALL OUTLINE, 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:

    2000 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

LM2742MTCX/NOPB Frequently Asked Questions (FAQs)

  • Texas Instruments provides a recommended PCB layout in the datasheet, but it's also important to follow general best practices for switching regulator layout, such as keeping the input and output capacitors close to the IC, using a solid ground plane, and minimizing trace lengths and widths.
  • To ensure stability, make sure to follow the recommended component values and layout guidelines in the datasheet. Additionally, use a sufficient output capacitor with low ESR, and consider adding a small ceramic capacitor in parallel with the output capacitor to improve stability.
  • The LM2742MTCX/NOPB has an absolute maximum input voltage rating of 18V, but it's recommended to operate the device within the recommended input voltage range of 7V to 15V for optimal performance and reliability.
  • The LM2742MTCX/NOPB has a maximum operating junction temperature of 150°C, but it's recommended to operate the device within the recommended operating temperature range of -40°C to 125°C for optimal performance and reliability. Derating may be necessary for high-temperature applications.
  • The output voltage of the LM2742MTCX/NOPB can be calculated using the formula: Vout = (R1 / R2) * 0.8V, where R1 and R2 are the resistors used to set the output voltage. The output voltage range is 0.8V to 15V.

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LM2742MTCX/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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