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LM2588 - 5-A Flyback Regulator

General Description

The LM2588 series of regulators are monolithic integrated circuits specifically designed for flyback, step-up (boost), and forward converter applications.

The device is available in 4 different output voltage versions: 3.3 V, 5 V, 12 V, and adjustable.

Key Features

  • 1 Requires Few External Components.
  • Family of Standard Inductors and Transformers.
  • NPN Output Switches 5 A, Can Stand Off 65 V.
  • Wide Input Voltage Range: 4 V to 40 V.
  • Adjustable Switching Frequency: 100 kHz to 200 kHz.
  • External Shutdown Capability.
  • Draws Less Than 60 μA When Shut Down.
  • Frequency Synchronization.
  • Current-mode Operation for Improved Transient Response, Line Regulation, and Current Limit.
  • Inte.

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Full PDF Text Transcription (Reference)

The following content is an automatically extracted verbatim text from the original manufacturer datasheet and is provided for reference purposes only.

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Product Folder Order Now Technical Documents Tools & Software Support & Community LM2588 SNVS117E – APRIL 1998 – REVISED JUNE 2019 LM2588 5-A Flyback Regulator With Shutdown 1 Features •1 Requires Few External Components • Family of Standard Inductors and Transformers • NPN Output Switches 5 A, Can Stand Off 65 V • Wide Input Voltage Range: 4 V to 40 V • Adjustable Switching Frequency: 100 kHz to 200 kHz • External Shutdown Capability • Draws Less Than 60 μA When Shut Down • Frequency Synchronization • Current-mode Operation for Improved Transient Response, Line Regulation, and Current Limit • Internal Soft-start Function Reduces In-rush Current During Start-up • Output Transistor Protected by Current Limit, Undervoltage Lockout, and Thermal Shutdown • System Output Voltage Tolerance