RT8278 Datasheet - Richtek

RT8278 3MHz Step-Down Converter

The RT8278 is a high voltage buck converter that can support an input voltage range from 4.5V to 24V with output current up to 2A. Current mode operation provides fast transient response and eases loop stabilization. The chip provides protection functions such as cycle-bycycle current limiting and t.

RT8278 Features

* Wide Operating Input Range : 4.5V to 24V Adjustable Output Voltage Range : 0.8V to 15V Output Current up to 2A 25μA Low Shutdown Current High Efficiency up to 90% at 2.2MHz Programmable Frequency : 220kHz to 3MHz Internal Soft-Start Stable with Low ESR Output Ceramic Capacitors Thermal Shutdown Prot

RT8278_Richtek.pdf