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LM2575HVT-12/LF03 - Texas Instruments

Description: Switching Voltage Regulators SIMPLE SWITCHER 1A Step-Down Voltage Regulator 5-TO-220

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LM2575HVT-12/LF03 - Texas Instruments PCB footprint - Transistor Outline, Vertical - Transistor Outline, Vertical - NDH0005D_2
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LM2575HVT-12/LF03 - Texas Instruments  - 3D model - Transistor Outline, Vertical - NDH0005D_2
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LM2575HVT-12/LF03 Details

  • Manufacturer Part Number:

    LM2575HVT-12/LF03

  • Brand Name:

    Texas Instruments

  • Pbfree Code:

    Yes

  • Rohs Code:

    Yes

  • Part Life Cycle Code:

    Active

  • 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:

    60 V

  • Input Voltage-Min:

    4 V

  • Input Voltage-Nom:

    25 V

  • JESD-30 Code:

    R-XZFM-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:

    57 V

  • Output Voltage-Min:

    3.3 V

  • Output Voltage-Nom:

    12 V

  • Package Body Material:

    UNSPECIFIED

  • Package Code:

    ZFM

  • Package Shape:

    RECTANGULAR

  • Package Style:

    FLANGE MOUNT

  • 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:

    ZIG-ZAG

  • Width:

    4.57 mm

LM2575HVT-12/LF03 Frequently Asked Questions (FAQs)

  • The maximum input voltage is 60V, but it's recommended to keep it below 50V for reliable operation and to prevent damage to the internal components.
  • The LM2575HVT-12/LF03 is rated for operation up to 150°C, but the maximum junction temperature is 125°C. It's essential to ensure proper heat sinking and thermal management to prevent overheating.
  • The inductor value depends on the input voltage, output voltage, and output current. A good starting point is to use the inductor value recommended in the datasheet (e.g., 22µH for the LM2575HVT-12/LF03). You can also use online inductor selection tools or consult with a TI engineer for specific guidance.
  • The LM2575HVT-12/LF03 requires a minimum output current of 10mA to maintain regulation. If the output current is lower than this, the output voltage may not be regulated accurately.
  • The LM2575HVT-12/LF03 is a switching regulator, and it will generate some switching noise. However, the LF03 package has a built-in shield to reduce electromagnetic interference (EMI). You can also take additional measures such as using a noise filter or shielding the circuit to minimize the impact of switching noise.

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LM2575HVT-12/LF03 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 LM2575HVT-12/LB03 Texas Instruments

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