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LM2575T-ADJ/NOPB - Texas Instruments

Description: Switching Voltage Regulators 1A STEP-DOWN VLTG REG

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LM2575T-ADJ/NOPB - Texas Instruments - PCB symbol
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LM2575T-ADJ/NOPB - Texas Instruments PCB footprint - Other - Other - KC0005A_2020
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LM2575T-ADJ/NOPB - Texas Instruments - 3D model - Other - KC0005A_2020
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LM2575T-ADJ/NOPB Details

  • Manufacturer Part Number:

    LM2575T-ADJ/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

  • Additional Feature:

    CAN ALSO CONFIGURED AS BUCK BOOST REGULATOR

  • Analog IC - Other Type:

    SWITCHING REGULATOR

  • Control Mode:

    VOLTAGE-MODE

  • Control Technique:

    PULSE WIDTH MODULATION

  • Input Voltage-Max:

    40 V

  • Input Voltage-Min:

    4 V

  • Input Voltage-Nom:

    12 V

  • JESD-30 Code:

    R-PSFM-T5

  • JESD-609 Code:

    e3

  • Length:

    10.16 mm

  • Moisture Sensitivity Level:

    1

  • Number of Functions:

    1

  • Number of Outputs:

    1

  • Number of Terminals:

    5

  • Operating Temperature-Max:

    125 °C

  • Operating Temperature-Min:

    -40 °C

  • Output Current-Max:

    1 A

  • Output Voltage-Max:

    37 V

  • Output Voltage-Min:

    3.3 V

  • Output Voltage-Nom:

    1.23 V

  • Package Body Material:

    PLASTIC/EPOXY

  • Package Code:

    SFM

  • Package Shape:

    RECTANGULAR

  • Package Style:

    FLANGE MOUNT

  • Qualification Status:

    Not Qualified

  • Seated Height-Max:

    16.51 mm

  • Surface Mount:

    NO

  • Switcher Configuration:

    BUCK

  • Switching Frequency-Max:

    63 kHz

  • Temperature Grade:

    AUTOMOTIVE

  • Terminal Finish:

    Matte Tin (Sn)

  • Terminal Form:

    THROUGH-HOLE

  • Terminal Pitch:

    1.7 mm

  • Terminal Position:

    SINGLE

  • Width:

    4.445 mm

LM2575T-ADJ/NOPB Frequently Asked Questions (FAQs)

  • The maximum input voltage that can be applied to the LM2575T-ADJ/NOPB is 40V. Exceeding this voltage can cause damage to the device.
  • To ensure the output voltage is stable and regulated, make sure to use a suitable output capacitor (at least 22uF) and a minimum load of 10mA. Also, ensure that the input voltage is within the recommended range and the device is operated within the specified temperature range.
  • The adjust pin is used to set the output voltage of the regulator. To use it, connect a resistor divider network between the output and ground, with the adjust pin connected to the center tap of the divider. 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.
  • The LM2575T-ADJ/NOPB is rated for operation up to 125°C. However, the device's performance and reliability may degrade at high temperatures. It's recommended to derate the device's power dissipation and ensure proper heat sinking to ensure reliable operation in high-temperature environments.
  • To protect the LM2575T-ADJ/NOPB from input voltage transients and spikes, use a transient voltage suppressor (TVS) diode or a voltage clamp circuit at the input. Additionally, ensure that the input capacitor is rated for the maximum input voltage and is placed close to the device to minimize inductance.

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LM2575T-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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