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LM2677S-ADJ - Texas Instruments

Description: IC BUCK ADJ 5A

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LM2677S-ADJ - Texas Instruments PCB footprint - Other - Other - TO127P1435X457-8N
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LM2677S-ADJ - Texas Instruments  - 3D model - Other - TO127P1435X457-8N
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LM2677S-ADJ Details

  • Manufacturer Part Number:

    LM2677S-ADJ

  • Brand Name:

    Texas Instruments

  • Part Life Cycle Code:

    Obsolete

  • Part Package Code:

    D2PAK

  • Package Description:

    TO-263, 7 PIN

  • Pin Count:

    4

  • ECCN Code:

    EAR99

  • HTS Code:

    8542.39.00.60

  • Manufacturer:

    Texas Instruments

  • YTEOL:

    0

  • Analog IC - Other Type:

    SWITCHING REGULATOR

  • Control Mode:

    CURRENT-MODE

  • Control Technique:

    PULSE WIDTH MODULATION

  • Input Voltage-Max:

    40 V

  • Input Voltage-Min:

    8 V

  • Input Voltage-Nom:

    12 V

  • JESD-30 Code:

    R-PSSO-G7

  • JESD-609 Code:

    e0

  • Length:

    10.16 mm

  • Moisture Sensitivity Level:

    3

  • Number of Functions:

    1

  • Number of Terminals:

    7

  • Operating Temperature-Max:

    125 °C

  • Operating Temperature-Min:

    -40 °C

  • Output Current-Max:

    8.75 A

  • Output Voltage-Max:

    37 V

  • Output Voltage-Min:

    1.2 V

  • Package Body Material:

    PLASTIC/EPOXY

  • Package Code:

    TO-263

  • Package Equivalence Code:

    SMSIP7H,.55,50TB

  • Package Shape:

    RECTANGULAR

  • Package Style:

    SMALL OUTLINE

  • Peak Reflow Temperature (Cel):

    235

  • Qualification Status:

    Not Qualified

  • Seated Height-Max:

    4.79 mm

  • Surface Mount:

    YES

  • Switcher Configuration:

    BUCK

  • Switching Frequency-Max:

    280 kHz

  • Technology:

    BICMOS

  • Temperature Grade:

    AUTOMOTIVE

  • Terminal Finish:

    TIN LEAD

  • Terminal Form:

    GULL WING

  • Terminal Pitch:

    1.27 mm

  • Terminal Position:

    SINGLE

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

    20

  • Width:

    8.64 mm

LM2677S-ADJ Frequently Asked Questions (FAQs)

  • The maximum input voltage that can be applied to the LM2677S-ADJ is 40V, but it's recommended to keep it below 38V to ensure reliable operation.
  • The output voltage of the LM2677S-ADJ can be adjusted by connecting a resistor divider network between the output pin and the adjust pin. The ratio of the resistors determines the output voltage, which can be calculated using the formula: Vout = 1.245V x (1 + R1/R2).
  • The minimum input voltage required for the LM2677S-ADJ to operate is 7.5V, but it's recommended to keep it above 8V to ensure reliable operation.
  • The LM2677S-ADJ is rated for operation up to 125°C, but it's recommended to derate the output current and input voltage as the temperature increases to ensure reliable operation.
  • To protect the LM2677S-ADJ from input voltage surges, it's recommended to add a TVS (Transient Voltage Suppressor) diode or a zener diode in parallel with the input capacitor to clamp the input voltage.

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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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