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LM2678SD-12/NOPB - Texas Instruments

Description: SIMPLE SWITCHER 8V to 40V, 5A High Efficiency Step-Down DC/DC Switching Regulator

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LM2678SD-12/NOPB - Texas Instruments PCB footprint - Small Outline No-lead - Small Outline No-lead - NHM0014A
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LM2678SD-12/NOPB - Texas Instruments  - 3D model - Small Outline No-lead - NHM0014A
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LM2678SD-12/NOPB Details

  • Manufacturer Part Number:

    LM2678SD-12/NOPB

  • Brand Name:

    Texas Instruments

  • Pbfree Code:

    Yes

  • Rohs Code:

    Yes

  • Part Life Cycle Code:

    Active

  • Part Package Code:

    SON

  • Pin Count:

    14

  • ECCN Code:

    EAR99

  • HTS Code:

    8542.39.00.90

  • Manufacturer:

    Texas Instruments

  • YTEOL:

    15

  • Analog IC - Other Type:

    SWITCHING REGULATOR

  • Control Mode:

    VOLTAGE-MODE

  • Control Technique:

    PULSE WIDTH MODULATION

  • Input Voltage-Max:

    40 V

  • Input Voltage-Min:

    8 V

  • Input Voltage-Nom:

    24 V

  • JESD-30 Code:

    R-XDSO-N14

  • JESD-609 Code:

    e3

  • Length:

    6 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:

    5 A

  • Output Voltage-Max:

    37 V

  • Output Voltage-Min:

    1.23 V

  • Output Voltage-Nom:

    12 V

  • Package Body Material:

    UNSPECIFIED

  • Package Code:

    HVSON

  • Package Equivalence Code:

    SOLCC14,.2,32

  • Package Shape:

    RECTANGULAR

  • Package Style:

    SMALL OUTLINE, HEAT SINK/SLUG, VERY THIN PROFILE

  • Peak Reflow Temperature (Cel):

    260

  • Qualification Status:

    Not Qualified

  • Seated Height-Max:

    1 mm

  • Surface Mount:

    YES

  • Switcher Configuration:

    BUCK

  • Switching Frequency-Max:

    260 kHz

  • Temperature Grade:

    AUTOMOTIVE

  • Terminal Finish:

    Matte Tin (Sn)

  • Terminal Form:

    NO LEAD

  • Terminal Pitch:

    0.8 mm

  • Terminal Position:

    DUAL

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

    30

  • Width:

    5 mm

LM2678SD-12/NOPB Frequently Asked Questions (FAQs)

  • The maximum input voltage that can be applied to the LM2678SD-12/NOPB is 40V, but it's recommended to keep it below 30V for reliable operation.
  • The LM2678SD-12/NOPB has a maximum operating junction temperature of 150°C, but it's recommended to keep it below 125°C for reliable operation. You can use thermal management techniques like heat sinks or thermal interfaces to reduce the junction temperature.
  • To ensure the stability of the output voltage, make sure to use a suitable output capacitor with a low ESR (Equivalent Series Resistance) and a minimum capacitance of 22uF. You can also add a 10nF ceramic capacitor in parallel with the output capacitor to improve stability.
  • Yes, the LM2678SD-12/NOPB is a switching regulator, and it's designed for use in switching mode power supplies. However, you need to ensure that the input voltage is within the recommended range, and the output voltage is set correctly using the feedback resistors.
  • The output voltage of the LM2678SD-12/NOPB can be calculated using the formula: Vout = 1.2V x (1 + R1/R2), where R1 and R2 are the feedback resistors. You can use the datasheet to find the recommended values of R1 and R2 for a specific output voltage.

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LM2678SD-12/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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