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LM2677SX-ADJ/NOPB - Texas Instruments

Description: Conv DC-DC 8V to 40V Synchronous Step Down Single-Out 1.2V to 37V 5A 8-Pin(7+Tab) TO-263 T/R

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LM2677SX-ADJ/NOPB - Texas Instruments PCB footprint - Other - Other - LM2677SX-ADJ/NOPB-1
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LM2677SX-ADJ/NOPB Details

  • Manufacturer Part Number:

    LM2677SX-ADJ/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:

    ALSO OPERATES IN ADJUSTABLE MODE FROM 1.2 TO 37V

  • 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:

    12 V

  • JESD-30 Code:

    R-PSSO-G7

  • JESD-609 Code:

    e3

  • Length:

    10.16 mm

  • Moisture Sensitivity Level:

    3

  • Number of Functions:

    1

  • Number of Outputs:

    1

  • Number of Terminals:

    7

  • 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

  • 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):

    245

  • Seated Height-Max:

    4.79 mm

  • Surface Mount:

    YES

  • Switcher Configuration:

    BUCK

  • Switching Frequency-Max:

    260 kHz

  • Temperature Grade:

    AUTOMOTIVE

  • Terminal Finish:

    Matte Tin (Sn)

  • Terminal Form:

    GULL WING

  • Terminal Pitch:

    1.27 mm

  • Terminal Position:

    SINGLE

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

    30

  • Width:

    8.64 mm

LM2677SX-ADJ/NOPB Frequently Asked Questions (FAQs)

  • The maximum input voltage that can be applied to the LM2677SX-ADJ/NOPB is 40V. Exceeding this voltage can cause damage to the device.
  • To ensure stability of the output voltage, it is recommended to use a minimum output capacitance of 22uF and a maximum ESR of 1 ohm. Additionally, the output voltage should be decoupled from the input voltage using a capacitor with a value of at least 10uF.
  • The minimum input voltage required for the LM2677SX-ADJ/NOPB to operate is 7.5V. However, the device can operate down to 7V with a reduced output current capability.
  • The LM2677SX-ADJ/NOPB is rated for operation up to 125°C. However, the device's performance and reliability may be affected at high temperatures. It is recommended to derate the output current and input voltage at high temperatures to ensure reliable operation.
  • The output voltage of the LM2677SX-ADJ/NOPB can be adjusted by connecting a resistor divider network between the output and the adjust pin. The output voltage can be calculated using the formula: Vout = 1.25V x (1 + R1/R2), where R1 and R2 are the resistors in the divider network.

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LM2677SX-ADJ/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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