RT8278 Datasheet 3MHz Step-Down Converter

Manufacturer: Richtek

Datasheet Details

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 thermal shutdown protection.

RT8278 2A, 24V, 3MHz Step-Down Converter General.

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 Protection Cycle-By-Cycle Over Current Protection RoHS Compliant and Halogen Free Ordering Information RT8278 Package Type SP : SOP-8 (Exposed Pad-Option 1) Lead Plating System G : Green (Halogen Free an.

Part Number	Description
RT8270	1.2MHz Step-Down Converter
RT8271	1.2MHz Step-Down Converter
RT8272	1.2MHz Step-Down Converter
RT8274	400kHz Step-Down Converter
RT8279	500kHz Step-Down Converter
RT8202	Single Synchronous Buck Controller
RT8202A	Single Synchronous Buck Controller
RT8202B	Single Synchronous Buck Controller
RT8202L	Single Synchronous Buck Controller
RT8202M	Single Synchronous Buck Controller