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RT2855A Datasheet Synchronous Step-Down Converter

Manufacturer: Richtek

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Datasheet Details

Part number RT2855A
Manufacturer Richtek
File Size 275.90 KB
Description Synchronous Step-Down Converter
Datasheet download datasheet RT2855A Datasheet

General Description

The RT2855A/B are high-performance 650kHz 4A stepdown regulators with internal power switches and synchronous rectifiers.

They

Overview

® RT2855A/B 4A, 18V, 650kHz, ACOT® Synchronous Step-Down Converter.

Key Features

  • a power-saving discontinuous operating mode at light loads. Features.
  • Fast Transient Response.
  • Steady 650kHz Switching Frequency at all Load Current (RT2855B).
  • Discontinuous operating mode at Light Load (RT2855A).
  • 4A Output Current.
  • Advanced Constant On-Time (ACOT®) Control.
  • Optimized for Ceramic Output Capacitors.
  • 4.5V to 18V Input Voltage Range.
  • Internal 70mΩ Switch and 30mΩ Synchronous Rectifier.
  • 0.765V to 7V Adjustable Output Voltage.
  • Externa.

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