RT2805A Datasheet (Richtek) - 500kHz Current Mode Asynchronous Step-Down Converter

RT2805A, 500kHz Current Mode Asynchronous Step-Down Converter

The RT2805A 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 5A.

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

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RT2805A Features

* z 5A Output Current z Wide Operating Input Range 5.5V to 36V z Adjustable Output Voltage from 1.222V to 26V z High Efficiency up to 90% z Internal Compensation Minimizes External Parts Count z Internal Soft-Start z 110mΩ Internal Power MOSFET Switch z 25μA Shutdown Mode z Fixed 500kHz Frequency z Th