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RT2808A - 500kHz Current Mode Asynchronous Step-Down Converter

General Description

The RT2808A is a current mode asynchronous step-down converter that achieves excellent load and line regulation.

Over a wide input voltage range from 5.5V to 36V and supports output current up to 3A.

The Current mode operation provides fast transient response and eases loop stabilization.

Key Features

  • 3A Output Current.
  • Wide Operating Input Range 5.5V to 36V.
  • Adjustable Output Voltage from 1.222V to 26V.
  • High Efficiency up to 90%.
  • Internal Compensation Minimizes External Parts Count.
  • Internal Soft-Start.
  • 110mΩ Internal Power MOSFET Switch.
  • 25μA Shutdown Mode.
  • Fixed 500kHz Frequency.
  • Thermal Shutdown.
  • Cycle-by-Cycle Current Limit.
  • Available In an SOP-8 (Exposed Pad) Package.
  • RoHS Compliant and Halogen Free.

📥 Download Datasheet

Datasheet Details

Part number RT2808A
Manufacturer Richtek
File Size 341.95 KB
Description 500kHz Current Mode Asynchronous Step-Down Converter
Datasheet download datasheet RT2808A Datasheet

Full PDF Text Transcription (Reference)

The following content is an automatically extracted verbatim text from the original manufacturer datasheet and is provided for reference purposes only.

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Reference Sample & Design Buy ® RT2808A 3A, 36V, 500kHz Current Mode Asynchronous Step-Down Converter General Description The RT2808A is a current mode asynchronous step-down converter that achieves excellent load and line regulation. Over a wide input voltage range from 5.5V to 36V and supports output current up to 3A. The Current mode operation provides fast transient response and eases loop stabilization. An adjustable soft-start reduces the stress on the input source at startup. In shutdown mode, the regulator draws only 25μA of supply current. The RT2808A requires a minimum number of readily available external components, providing a compact solution.