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RY3831 - 18V 2.5A 500KHz Synchronous Step-Down Regulator

Datasheet Summary

Description

The RY3831 is a high frequency, synchronous, rectified, step-down, switch-mode converter with internal power MOSFETs.

It offers a very compact solution to provide a 2.5A continuous current over a wide input supply range, with excellent load and line regulation.

Features

  • Wide 4.5V to 18V Operating Input Range.
  • 2.5A Continuous Output Current.
  • 500KHz Switching Frequency.
  • Short Protection with Hiccup-Mode.
  • Built-in Over Current Limit.
  • Built-in Over Voltage Protection.
  • PFM Mode for High Efficiency in Light Load.
  • Internal Soft-Start.
  • 110mΩ/70mΩ Low RDS(ON) Internal Power MOSFETs.
  • Output Adjustable from 0.923V.
  • No Schottky Diode Required.
  • Integrated internal.

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Datasheet preview – RY3831

Datasheet Details

Part number RY3831
Manufacturer RYCHIP
File Size 0.97 MB
Description 18V 2.5A 500KHz Synchronous Step-Down Regulator
Datasheet download datasheet RY3831 Datasheet
Additional preview pages of the RY3831 datasheet.

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Full PDF Text Transcription

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RY3831 18V 2.5A 500KHz Synchronous Step-Down Regulator Features • Wide 4.5V to 18V Operating Input Range • 2.5A Continuous Output Current • 500KHz Switching Frequency • Short Protection with Hiccup-Mode • Built-in Over Current Limit • Built-in Over Voltage Protection • PFM Mode for High Efficiency in Light Load • Internal Soft-Start • 110mΩ/70mΩ Low RDS(ON) Internal Power MOSFETs • Output Adjustable from 0.
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