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LM2597N-ADJ/NOPB - Texas Instruments

Description: Texas Instruments LM2597N-ADJ/NOPB, Step Down DC-DC Converter, 500mA, Adjustable, 1.2 → 37 V, 8-Pin PDIP

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LM2597N-ADJ/NOPB - Texas Instruments PCB footprint - Dual-In-Line Packages - Dual-In-Line Packages - P (R-PDIP-T8)
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LM2597N-ADJ/NOPB - Texas Instruments  - 3D model - Dual-In-Line Packages - P (R-PDIP-T8)
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LM2597N-ADJ/NOPB Details

  • Manufacturer Part Number:

    LM2597N-ADJ/NOPB

  • Brand Name:

    Texas Instruments

  • Pbfree Code:

    Yes

  • Rohs Code:

    Yes

  • Part Life Cycle Code:

    Active

  • Part Package Code:

    DIP

  • Pin Count:

    8

  • Country Of Origin:

    Malaysia

  • 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:

    4.5 V

  • Input Voltage-Nom:

    12 V

  • JESD-30 Code:

    R-PDIP-T8

  • JESD-609 Code:

    e4

  • Length:

    9.817 mm

  • Moisture Sensitivity Level:

    1

  • Number of Functions:

    1

  • Number of Outputs:

    1

  • Number of Terminals:

    8

  • Operating Temperature-Max:

    125 °C

  • Operating Temperature-Min:

    -40 °C

  • Output Current-Max:

    0.5 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:

    DIP

  • Package Shape:

    RECTANGULAR

  • Package Style:

    IN-LINE

  • Qualification Status:

    Not Qualified

  • Seated Height-Max:

    5.08 mm

  • Surface Mount:

    NO

  • Switcher Configuration:

    BUCK

  • Switching Frequency-Max:

    173 kHz

  • Temperature Grade:

    AUTOMOTIVE

  • Terminal Finish:

    Nickel/Palladium/Gold (Ni/Pd/Au)

  • Terminal Form:

    THROUGH-HOLE

  • Terminal Pitch:

    2.54 mm

  • Terminal Position:

    DUAL

  • Width:

    7.62 mm

LM2597N-ADJ/NOPB Frequently Asked Questions (FAQs)

  • The minimum input voltage required for the LM2597N-ADJ/NOPB to operate is 3.5V, but it's recommended to use a minimum of 4V to ensure stable operation.
  • No, the LM2597N-ADJ/NOPB is a buck converter, not a boost converter. It can only step down the input voltage, not step it up.
  • The output voltage of the LM2597N-ADJ/NOPB can be set by connecting a resistor divider network between the output and the ADJ pin. The formula to calculate the output voltage is Vout = 1.23V x (1 + R1/R2), where R1 and R2 are the resistors in the divider network.
  • The maximum output current of the LM2597N-ADJ/NOPB is 3A, but it's recommended to derate the output current based on the input voltage and ambient temperature to ensure reliable operation.
  • Yes, the LM2597N-ADJ/NOPB has built-in overcurrent protection, which limits the output current to a maximum of 4A. However, it's still recommended to add external overcurrent protection to ensure safe operation.

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LM2597N-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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