RT8270 Datasheet - Richtek

RT8270 1.2MHz Step-Down Converter

The RT8270 is an asynchronous high voltage buck converter that can support the input voltage range from 4.75V to 22V and the output current can be up to 2A. Current Mode operation provides fast transient response and eases loop stabilization. The chip provides protection functions such as cycle-bycy.

RT8270 Features

* z z z z z z z z z z z Wide Operating Input Range : 4.75V to 22V Adjustable Output Voltage Range : 1.222V to 16V Output Current up to 2A 25μA Low Shutdown Current Power MOSFET : 0.18Ω High Efficiency up to 95% 1.2MHz Fixed Switching Frequency Stable with Low ESR Output Ceramic Capacitors Thermal Shu

RT8270_Richtek.pdf