RT8256 Datasheet 400kHz Step-Down Converter

Manufacturer: Richtek

Overview: RT8256 2A, 22V, 400kHz Step-Down Converter General.

Datasheet Details

The RT8256 is an as 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-bycycle current limiting and thermal shutdown protection.

z z z z z z z z z z z Wide Operating Input Range : 4.75V to 22V Adjustable Output Voltage Range : 1.22V to 16V Output Current up to 2A 25uA Low Shutdown Current Power MOSFET : 0.18Ω High Efficiency up to 95% 400kHz Fixed Switching Frequency Stable with Low ESR Output Ceramic Capacitors Thermal Shutdown Protection Cycle-By-Cycle Over Current Protection RoHS Compliant and Halogen Free Ordering Information RT8256 Package Type S : SOP-8 Lead Plating System G : Green (Halogen Free and Pb Free) Note.

Part Number	Description
RT8250	340kHz Synchronous Step-Down Converter
RT8250N	340kHz Synchronous Step-Down Converter
RT8251	570kHz Step-Down Converter
RT8253A	340kHz Synchronous Step-Down Converter
RT8253B	1.2MHz Synchronous Step-Down Converter
RT8258	700kHz Step-Down Converter
RT8259	1.4MHz Step-Down Converter
RT8202	Single Synchronous Buck Controller
RT8202A	Single Synchronous Buck Controller
RT8202B	Single Synchronous Buck Controller