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LM2594HVM-5.0 - Texas Instruments

Description: Buck Switching Regulator IC Positive Fixed 5V 1 Output 500mA 8-SOIC (0.154", 3.90mm Width)

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LM2594HVM-5.0 Details

  • Manufacturer Part Number:

    LM2594HVM-5.0

  • Brand Name:

    Texas Instruments

  • Pbfree Code:

    Yes

  • Part Life Cycle Code:

    Obsolete

  • Part Package Code:

    SOIC

  • Package Description:

    0.150 INCH, PLASTIC, SO-8

  • Pin Count:

    8

  • ECCN Code:

    EAR99

  • HTS Code:

    8542.39.00.60

  • Date Of Intro:

    1998-04-01

  • 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:

    4.5 V

  • Input Voltage-Nom:

    12 V

  • JESD-30 Code:

    R-PDSO-G8

  • JESD-609 Code:

    e0

  • Length:

    4.9 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:

    5 V

  • Package Body Material:

    PLASTIC/EPOXY

  • Package Code:

    SOP

  • Package Shape:

    RECTANGULAR

  • Package Style:

    SMALL OUTLINE

  • Peak Reflow Temperature (Cel):

    235

  • Qualification Status:

    Not Qualified

  • Seated Height-Max:

    1.75 mm

  • Surface Mount:

    YES

  • Switcher Configuration:

    BUCK

  • Switching Frequency-Max:

    173 kHz

  • Technology:

    BIPOLAR

  • Temperature Grade:

    AUTOMOTIVE

  • Terminal Finish:

    Tin/Lead (Sn/Pb)

  • Terminal Form:

    GULL WING

  • Terminal Pitch:

    1.27 mm

  • Terminal Position:

    DUAL

  • Time@Peak Reflow Temperature-Max (s):

    NOT SPECIFIED

  • Width:

    3.9 mm

LM2594HVM-5.0 Frequently Asked Questions (FAQs)

  • The maximum input voltage is 60V, but it's recommended to keep it below 50V for reliable operation.
  • The LM2594HVM-5.0 is rated for operation up to 125°C, but thermal derating is required above 85°C. Ensure proper heat sinking and thermal management to prevent overheating.
  • Use a high-quality output capacitor with low ESR (Equivalent Series Resistance) and ensure the feedback resistors are of high precision (1% or better). Also, minimize noise and ripple on the input voltage.
  • The minimum input voltage is 7V, but it's recommended to keep it above 8V for reliable startup and operation.
  • While the datasheet specifies a maximum switching frequency of 150 kHz, it's possible to operate at higher frequencies with proper PCB layout, component selection, and thermal management. However, this may require additional design considerations and testing.

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LM2594HVM-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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LM2594HVM-5.0 Alternates

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Image Part Number Model
Part Image LM2594HVMX-5.0/NOPB Texas Instruments

Switching Regulator, Voltage-mode, 0.5A, 173kHz Switching Freq-Max, PDSO8

Part Image LM2594HVM-5.0/NOPB Rochester Electronics LLC

1.4A SWITCHING REGULATOR, 173kHz SWITCHING FREQ-MAX, PDSO8, 0.150 INCH, PLASTIC, SO-8

Part Image LM2594HVMX-5.0/NOPB Rochester Electronics LLC

1.4A SWITCHING REGULATOR, 173kHz SWITCHING FREQ-MAX, PDSO8, 0.150 INCH, PLASTIC, SOP-8

Part Image LM2594HVM-5.0 National Semiconductor Corporation

Switching Regulator, Voltage-mode, 1.4A, 173kHz Switching Freq-Max, BIPolar, PDSO8

Part Image LM2594HVMX-5.0 Texas Instruments

Switching Regulator, Current-mode, 1.4A, 173kHz Switching Freq-Max, BIPolar, PDSO8

For a full list of alternate parts for LM2594HVM-5.0, check out Findchips.com