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LSP5523 - 3A 27V Synchronous Buck Converter

General Description

The DIODES™ LSP5523 is a monolithic synchronous buck regulator.

The device integrates 90mΩ MOSFETS that provide 3A continuous load current over a wide operating input voltage of 4.5V to 27V.

Current mode control provides fast transient response and cycle-by-cycle current limit.

Key Features

  • 3A Output Current.
  • Wide 4.5V to 27V Operating Input Range.
  • Fixed 340KHZ Frequency.
  • Integrated Power MOSFET Switches.
  • Output Adjustable from 0.925V to 0.8Vin.
  • Up to 93% Efficiency.
  • Programmable Soft-Start.
  • Stable with Low ESR Ceramic Output Capacitors.
  • Cycle by Cycle Over Current Protection.
  • Short Circuit Protection.
  • Input Under Voltage Lockout.
  • Package: ESOP-8L.
  • Totally Lead-Free & Fully RoHS Compliant (Notes 1 & 2).
  • Halogen.

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Other Datasheets by Diodes Incorporated

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Full PDF Text Transcription (Reference)

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LSP5523 3A 27V Synchronous Buck Converter General Description The DIODES™ LSP5523 is a monolithic synchronous buck regulator. The device integrates 90mΩ MOSFETS that provide 3A continuous load current over a wide operating input voltage of 4.5V to 27V. Current mode control provides fast transient response and cycle-by-cycle current limit. An adjustable soft-start prevents inrush current at turn on. Features  3A Output Current  Wide 4.5V to 27V Operating Input Range  Fixed 340KHZ Frequency  Integrated Power MOSFET Switches  Output Adjustable from 0.925V to 0.