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RT6224D - SynchronousStep-Down Converter

General Description

The RT6224D is a high-efficiency, monolithic synchronous step-down DC-DC converter that can deliver up to 3A output current from a 4.3V to 18V input supply.

The RT6224D adopts ACOTTM architecture to allow the transient response to be improved and keep in constant frequency.

Key Features

  • Small Output Voltage at Light Load.
  • High-Side Over-Current Limit.
  • Integrated 90mΩ/45mΩ MOSFETs.
  • 4.3V to 18V Supply Voltage Range.
  • 1.4MHz Switching Frequency.
  • ACOTTM Control.
  • 0.6V ±1.5% Voltage Reference.
  • Monotonic Start-Up into Pre-Biased Outputs.

📥 Download Datasheet

Datasheet Details

Part number RT6224D
Manufacturer Richtek
File Size 279.46 KB
Description SynchronousStep-Down Converter
Datasheet download datasheet RT6224D Datasheet

Full PDF Text Transcription for RT6224D (Reference)

Note: Below is a high-fidelity text extraction (approx. 800 characters) for RT6224D. For precise diagrams, and layout, please refer to the original PDF.

® RT6224D 3A, 18V, 1.4MHz ACOTTMSynchronous Step-Down Converter General Description The RT6224D is a high-efficiency, monolithic synchronous step-down DC-DC converter tha...

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high-efficiency, monolithic synchronous step-down DC-DC converter that can deliver up to 3A output current from a 4.3V to 18V input supply. The RT6224D adopts ACOTTM architecture to allow the transient response to be improved and keep in constant frequency. Cycle-by-cycle current limit provides protection against shorted outputs and soft-start eliminates input current surge during start-up. Fault conditions also include output under-voltage protection, output over-voltage protection, and thermal shutdown.