RT8259 Datasheet (Richtek) - 1.4MHz Step-Down Converter

RT8259, 1.4MHz Step-Down Converter

The RT8259 is a high voltage buck converter that can support the input voltage range from 4.5V to 24V and the output current can be up to 1.2A.

Current Mode operation provides fast transient response and eases loop stabilization.

The chip also provides protection functions such as cycleby-cycle curr

RT8259 Features

* z z z z z z z z z Wide Operating Input Voltage Range : 4.5V to 24V Adjustable Output Voltage Range : 0.8V to 15V 1.2A Output Current 0.3Ω Internal Power MOSFET Switch High Efficiency up to 92% 1.4MHz Fixed Switching Frequency Stable with Low ESR Output Ceramic Capacitors Thermal Shutdown Cycle-By-C