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LM2574N-5.0 - Texas Instruments

Description: TEXAS INSTRUMENTS - LM2574N-5.0 - STEP-DOWN REGULATOR, 8-DIP

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LM2574N-5.0 - Texas Instruments PCB footprint - Dual-In-Line Packages - Dual-In-Line Packages - P (R-PDIP-T8)
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LM2574N-5.0 - Texas Instruments  - 3D model - Dual-In-Line Packages - P (R-PDIP-T8)
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LM2574N-5.0 Details

  • Manufacturer Part Number:

    LM2574N-5.0

  • 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:

    40 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:

    5.25 V

  • Output Voltage-Min:

    4.75 V

  • Output Voltage-Nom:

    5 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

LM2574N-5.0 Frequently Asked Questions (FAQs)

  • The maximum input voltage that can be applied to the LM2574N-5.0 is 40V. Exceeding this voltage can cause damage to the device.
  • To ensure the stability of the output voltage, it is recommended to use a minimum output capacitance of 10uF with an ESR of less than 1 ohm. Additionally, the output voltage can be further stabilized by adding a 10nF ceramic capacitor in parallel with the output capacitor.
  • The minimum input voltage required for the LM2574N-5.0 to operate is 7V. However, the device can operate down to 5V with a reduced output current capability.
  • The output voltage ripple of the LM2574N-5.0 can be calculated using the formula: ΔVout = (Iout x Rl) / (f x Cout), where Iout is the output current, Rl is the load resistance, f is the switching frequency, and Cout is the output capacitance.
  • The maximum output current that the LM2574N-5.0 can deliver is 1A. However, the output current capability may be reduced at higher input voltages or with increased ambient temperatures.

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LM2574N-5.0 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 LM2574N-5.0/NOPB Texas Instruments

Switching Regulator, Voltage-mode, 0.5A, 52kHz Switching Freq-Max, PDIP8