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RY8011 - 5.5V 1.2A 1.2MHz Synchronous Step-Down Regulator

Datasheet Summary

Description

The RY8011 is a high-efficiency monolithic synchronous buck regulator using a constant frequency, current mode architecture.

The device is available in an adjustable version.

The 2.7V to 5.5V input voltage range makes the RY8011 ideally suited for single Li-Ion battery powered applications.

Features

  • 2.7V to 5.5V Input Voltage Range.
  • 1.2A Continuous Output Current.
  • 1.2MHz Switching Frequency.
  • Built-in Short Protection.
  • Built-in Over Current Limit.
  • Built-in Over Voltage Protection.
  • PFM Mode for High Efficiency in Light Load.
  • High Efficiency: Up to 96%.
  • Output Adjustable from 0.6V.
  • Over Temperature Protected.
  • Low Quiescent Current: 80μA.
  • DFN2×2-6 Package.
  • -40°C to +85°C Tempe.

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Datasheet preview – RY8011

Datasheet Details

Part number RY8011
Manufacturer RYCHIP
File Size 1.09 MB
Description 5.5V 1.2A 1.2MHz Synchronous Step-Down Regulator
Datasheet download datasheet RY8011 Datasheet
Additional preview pages of the RY8011 datasheet.

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Full PDF Text Transcription

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RY8011 5.5V 1.2A 1.2MHz Synchronous Step-Down Regulator Features • 2.7V to 5.5V Input Voltage Range • 1.2A Continuous Output Current • 1.2MHz Switching Frequency • Built-in Short Protection • Built-in Over Current Limit • Built-in Over Voltage Protection • PFM Mode for High Efficiency in Light Load • High Efficiency: Up to 96% • Output Adjustable from 0.6V • Over Temperature Protected • Low Quiescent Current: 80μA • DFN2×2-6 Package • -40°C to +85°C Temperature Range • Internal Soft-Start Applications • Cellular and Smart Phones • Wireless and DSL Modems • PDAs • Portable Instruments • Digital Still and Video Cameras • PC Cards General Description The RY8011 is a high-efficiency monolithic synchronous buck regulator using a constant frequency, current mode architecture.
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