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LSP5503L Datasheet

3a 23v Synchronous Buck Converter

Manufacturer: LITEON

This datasheet includes multiple variants, all published together in a single manufacturer document.

LSP5503L Overview

The LSP5503L is a monolithic synchronous buck regulator. The device integrates 90 mΩ MOSFETS that provide 3A continuous load current over a wide operating input voltage of 4.5V to 23V. Current mode control provides fast transient response and cycle-by-cycle current limit.

LSP5503L Key Features

  • 3A Output Current
  • Wide 4.5V to 23V 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
  • Over Current Protection
  • Short Circuit Protection

LSP5503L Distributor