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LM3578AN - Texas Instruments

Description: IC REG MULTI CONFG 750MA 8DIP

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LM3578AN - Texas Instruments PCB footprint - Dual-In-Line Packages - Dual-In-Line Packages - P (R-PDIP-T8)
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LM3578AN - Texas Instruments  - 3D model - Dual-In-Line Packages - P (R-PDIP-T8)
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LM3578AN Details

  • Manufacturer Part Number:

    LM3578AN

  • Pbfree Code:

    No

  • Part Life Cycle Code:

    Obsolete

  • Part Package Code:

    DIP

  • Package Description:

    PLASTIC, 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:

    CURRENT-MODE

  • Control Technique:

    PULSE WIDTH MODULATION

  • Input Voltage-Max:

    40 V

  • Input Voltage-Min:

    2 V

  • JESD-30 Code:

    R-PDIP-T8

  • JESD-609 Code:

    e0

  • Length:

    9.59 mm

  • Moisture Sensitivity Level:

    1

  • Number of Functions:

    1

  • Number of Terminals:

    8

  • Operating Temperature-Max:

    70 °C

  • Output Current-Max:

    0.75 A

  • 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):

    3.5 mA

  • Surface Mount:

    NO

  • Switcher Configuration:

    BUCK-BOOST

  • Switching Frequency-Max:

    24 kHz

  • Technology:

    BIPOLAR

  • Temperature Grade:

    COMMERCIAL

  • Terminal Finish:

    TIN LEAD

  • Terminal Form:

    THROUGH-HOLE

  • Terminal Pitch:

    2.54 mm

  • Terminal Position:

    DUAL

  • Width:

    7.62 mm

LM3578AN Frequently Asked Questions (FAQs)

  • The maximum input voltage that can be applied to the LM3578AN is 42V, but it's recommended to keep it below 40V for reliable operation.
  • To ensure the LM3578AN operates within its SOA, make sure to keep the input voltage, output current, and power dissipation within the recommended limits. Also, ensure proper thermal management and avoid overheating.
  • For optimal performance, it's recommended to follow a 4-layer PCB design with a solid ground plane, keep the input and output capacitors close to the IC, and use a Kelvin connection for the output voltage sense pins.
  • To compensate for the output voltage ripple, add an output filter capacitor (e.g., 10uF) and consider using a pi-filter or an LC filter to further reduce the ripple.
  • The minimum ESR required for the output capacitor is 0.1 ohms, but it's recommended to use a capacitor with an ESR of 0.05 ohms or less for optimal performance.

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LM3578AN 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 LM3578AN/NOPB Texas Instruments

Switching Regulator, Current-mode, 0.75A, 100kHz Switching Freq-Max, BIPolar, PDIP8

Part Image LM3578AN National Semiconductor Corporation

Switching Regulator, Current-mode, 0.75A, 24kHz Switching Freq-Max, BIPolar, PDIP8

Part Image LM3578AN/NOPB National Semiconductor Corporation

Switching Regulator, Current-mode, 0.75A, 24kHz Switching Freq-Max, BIPolar, PDIP8