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LM21305 - Adjustable Frequency Synchronous Buck Converter

General Description

The LM21305 is a full-featured, 5-A, synchronous buck dc-dc converter optimized for solution size, flexibility, and high conversion efficiency.

Key Features

  • 1 High-Efficiency Synchronous DC-DC Converter:.
  • Integrated Low RDSon Power MOSFETs.
  • Wide Input Voltage Range: 3 V to 18 V.
  • Load Current as High as 5 A.
  • Switching Frequency: 300 kHz to 1.5 MHz.
  • External Frequency Synchronization.
  • Accurate 0.598-V Feedback Voltage Reference.
  • Ultra-Fast Line and Load Transient Response:.
  • Peak Current-Mode Control.
  • Internal Slope Compensation.
  • High-Bandwidth Error Ampl.

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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 Sample & Buy Technical Documents Tools & Software Support & Community LM21305 SNVS639G – DECEMBER 2009 – REVISED DECEMBER 2015 LM21305 3-V to 18-V, 5-A, Adjustable Frequency Synchronous Buck Converter 1 Features •1 High-Efficiency Synchronous DC-DC Converter: – Integrated Low RDSon Power MOSFETs – Wide Input Voltage Range: 3 V to 18 V – Load Current as High as 5 A – Switching Frequency: 300 kHz to 1.5 MHz • External Frequency Synchronization • Accurate 0.