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TPS54317 - 3-A SYNCHRONOUS STEP-DOWN CONVERTER

Description

As members of the SWIFT™ family of dc/dc regulators, the TPS54317 low-input-voltage high-output-current synchronous-buck PWM converter integrates all required active components.

Features

  • 1.
  • 2 60-mΩ MOSFET Switches for High Efficiency at 3-A Continuous Output Current.
  • Adjustable Output Voltage Down to 0.9 V With 1% Accuracy.
  • Switching Frequency: Adjustable From 280 kHz to 1600 kHz.
  • Externally Compensated for Design Flexibility.
  • Fast Transient Response.
  • Load Protected by Peak Current Limit and Thermal Shutdown.
  • Integrated Solution Reduces Board Area and Total Cost.
  • Spacing Saving 4mm x 5mm QFN Packaging.

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Full PDF Text Transcription

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TPS54317 www.ti.com ..................................................................................................................................... SLVS619B – NOVEMBER 2005 – REVISED SEPTEMBER 2009 1.6 MHz, 3-V TO 6-V INPUT, 3-A SYNCHRONOUS STEP-DOWN SWIFT™ CONVERTER Check for Samples: TPS54317 FEATURES 1 •2 60-mΩ MOSFET Switches for High Efficiency at 3-A Continuous Output Current • Adjustable Output Voltage Down to 0.
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