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TPS54561 - Step Down DC-DC Converter

Description

The TPS54561 is a 60-V, 5-A, step down regulator with an integrated high side MOSFET.

The device survives load dump pulses up to 65V per ISO 7637.

Current mode control provides simple external compensation and flexible component selection.

Features

  • 1 High Efficiency at Light Loads with Pulse Skipping Eco-mode™.
  • 87-mΩ High-Side MOSFET.
  • 152-μA Operating Quiescent Current and 2-μA Shutdown Current.
  • 100-kHz to 2.5-MHz Adjustable Switching Frequency.
  • Synchronizes to External Clock.
  • Low Dropout at Light Loads with Integrated BOOT Recharge FET.
  • Adjustable UVLO Voltage and Hysteresis.
  • UV and OV Power Good Output.
  • Adjustable Soft-Start and Sequencing.
  • 0.8-V 1%.

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Full PDF Text Transcription

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Product Folder Order Now Technical Documents Tools & Software Support & Community TPS54561 SLVSBO1F – JULY 2013 – REVISED FEBRUARY 2017 TPS54561 4.5-V to 60-V Input, 5-A, Step-Down DC-DC Converter with Soft-Start and Eco-mode™ 1 Features •1 High Efficiency at Light Loads with Pulse Skipping Eco-mode™ • 87-mΩ High-Side MOSFET • 152-μA Operating Quiescent Current and 2-μA Shutdown Current • 100-kHz to 2.5-MHz Adjustable Switching Frequency • Synchronizes to External Clock • Low Dropout at Light Loads with Integrated BOOT Recharge FET • Adjustable UVLO Voltage and Hysteresis • UV and OV Power Good Output • Adjustable Soft-Start and Sequencing • 0.
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