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LM2676T-3.3/NOPB - Texas Instruments

Description: Texas Instruments, LM2676T-3.3/NOPB Step-Down Switching Regulator 3A, 3.3 V, 7-Pin TO-220

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LM2676T-3.3/NOPB - Texas Instruments - PCB symbol
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PCB Footprints
LM2676T-3.3/NOPB - Texas Instruments PCB footprint - Transistor Outline, Vertical - Transistor Outline, Vertical - NDZ0007B
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LM2676T-3.3/NOPB - Texas Instruments - 3D model - Transistor Outline, Vertical - NDZ0007B
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LM2676T-3.3/NOPB Details

  • Manufacturer Part Number:

    LM2676T-3.3/NOPB

  • Brand Name:

    Texas Instruments

  • Pbfree Code:

    Yes

  • Rohs Code:

    Yes

  • Part Life Cycle Code:

    Active

  • Part Package Code:

    SFM

  • Pin Count:

    3

  • 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:

    12 V

  • JESD-30 Code:

    R-XZFM-T7

  • JESD-609 Code:

    e3

  • Length:

    14.986 mm

  • Moisture Sensitivity Level:

    1

  • 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:

    3 A

  • Output Voltage-Max:

    37 V

  • Output Voltage-Min:

    1.23 V

  • Output Voltage-Nom:

    3.3 V

  • Package Body Material:

    UNSPECIFIED

  • Package Code:

    ZIP

  • Package Shape:

    RECTANGULAR

  • Package Style:

    FLANGE MOUNT

  • Seated Height-Max:

    4.7 mm

  • Surface Mount:

    NO

  • Switcher Configuration:

    BUCK

  • Switching Frequency-Max:

    260 kHz

  • Temperature Grade:

    AUTOMOTIVE

  • Terminal Finish:

    Matte Tin (Sn)

  • Terminal Form:

    THROUGH-HOLE

  • Terminal Pitch:

    1.27 mm

  • Terminal Position:

    ZIG-ZAG

  • Width:

    10.16 mm

LM2676T-3.3/NOPB Frequently Asked Questions (FAQs)

  • The maximum input voltage that can be applied to the LM2676T-3.3/NOPB is 40V. However, it's recommended to keep the input voltage below 30V to ensure reliable operation and to prevent overheating.
  • The LM2676T-3.3/NOPB has a maximum operating junction temperature of 150°C. However, it's recommended to keep the operating temperature below 125°C to ensure reliable operation and to prevent overheating. You can use thermal management techniques such as heat sinks or thermal interfaces to reduce the operating temperature.
  • The output voltage ripple of the LM2676T-3.3/NOPB can be calculated using the formula: ΔVout = (Iout * Rl) / (f * C), where ΔVout is the output voltage ripple, Iout is the output current, Rl is the load resistance, f is the switching frequency, and C is the output capacitance. You can use the datasheet values for the switching frequency and output capacitance to calculate the output voltage ripple.
  • Yes, the LM2676T-3.3/NOPB can be used in a battery-powered device. However, you need to ensure that the input voltage is within the recommended range and that the device is designed to handle the battery voltage and current. You may also need to add additional circuitry to prevent battery drain when the device is in shutdown mode.
  • To ensure the stability of the LM2676T-3.3/NOPB output voltage, you need to follow the recommended layout and component selection guidelines in the datasheet. You should also ensure that the output capacitance is sufficient to filter out the output voltage ripple and that the input voltage is within the recommended range.

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LM2676T-3.3/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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