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LM2574HVN-ADJ - Texas Instruments

Description: TEXAS INSTRUMENTS - LM2574HVN-ADJ - DC-DC Switching Step Down Regulator, Adjustable, 4V-60Vin, 1.23V-57Vout, 500mAout, DIP-8

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LM2574HVN-ADJ - Texas Instruments PCB footprint - Dual-In-Line Packages - Dual-In-Line Packages - P (R-PDIP-T8)-
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LM2574HVN-ADJ - Texas Instruments  - 3D model - Dual-In-Line Packages - P (R-PDIP-T8)-
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LM2574HVN-ADJ Details

  • Manufacturer Part Number:

    LM2574HVN-ADJ

  • Pbfree Code:

    No

  • Part Life Cycle Code:

    Obsolete

  • Part Package Code:

    DIP

  • Package Description:

    DIP-8

  • Pin Count:

    8

  • ECCN Code:

    EAR99

  • HTS Code:

    8542.39.00.60

  • Manufacturer:

    Texas Instruments

  • YTEOL:

    0

  • Analog IC - Other Type:

    SWITCHING REGULATOR

  • Control Mode:

    VOLTAGE-MODE

  • Control Technique:

    PULSE WIDTH MODULATION

  • Input Voltage-Max:

    60 V

  • Input Voltage-Min:

    7 V

  • Input Voltage-Nom:

    12 V

  • JESD-30 Code:

    R-PDIP-T8

  • JESD-609 Code:

    e0

  • Length:

    9.817 mm

  • Moisture Sensitivity Level:

    1

  • Number of Functions:

    1

  • Number of Terminals:

    8

  • Operating Temperature-Max:

    125 °C

  • Operating Temperature-Min:

    -40 °C

  • Output Current-Max:

    1.8 A

  • Output Voltage-Max:

    57 V

  • Output Voltage-Min:

    1.23 V

  • Output Voltage-Nom:

    1.23 V

  • Package Body Material:

    PLASTIC/EPOXY

  • Package Code:

    DIP

  • Package Equivalence Code:

    DIP8,.3

  • Package Shape:

    RECTANGULAR

  • Package Style:

    IN-LINE

  • Qualification Status:

    Not Qualified

  • Seated Height-Max:

    5.08 mm

  • Supply Current-Max (Isup):

    1600 mA

  • Surface Mount:

    NO

  • Switcher Configuration:

    BUCK

  • Switching Frequency-Max:

    63 kHz

  • Technology:

    BIPOLAR

  • Temperature Grade:

    AUTOMOTIVE

  • Terminal Finish:

    TIN LEAD

  • Terminal Form:

    THROUGH-HOLE

  • Terminal Pitch:

    2.54 mm

  • Terminal Position:

    DUAL

  • Width:

    7.62 mm

LM2574HVN-ADJ Frequently Asked Questions (FAQs)

  • The maximum input voltage that can be applied to the LM2574HVN-ADJ is 40V, but it's recommended to keep it below 38V to ensure reliable operation and to prevent damage to the internal circuitry.
  • To ensure the output voltage is stable and accurate, make sure to use a stable input voltage, choose the correct output voltage setting resistors, and provide adequate decoupling capacitors at the input and output pins. Also, ensure that the PCB layout is well-designed and follows good thermal management practices.
  • The minimum input voltage required for the LM2574HVN-ADJ to operate is 7V, but it's recommended to keep it above 8V to ensure reliable operation and to prevent dropout.
  • The LM2574HVN-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 prevent overheating and ensure reliable operation.
  • The output voltage of the LM2574HVN-ADJ can be calculated using the formula: Vout = 1.23V * (1 + R1/R2), where R1 and R2 are the output voltage setting resistors.

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LM2574HVN-ADJ 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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Part Image LM2574HVN-ADJ/NOPB Texas Instruments

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Part Image LM2574HVN-ADJ/NOPB National Semiconductor Corporation

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Part Image LM2574N-ADJ/NOPB National Semiconductor Corporation

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Part Image LM2574HVN-ADJ National Semiconductor Corporation

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For a full list of alternate parts for LM2574HVN-ADJ, check out Findchips.com