RT8259 Datasheet 1.4MHz Step-Down Converter

Manufacturer: Richtek

Overview: RT8259 1.2A, 24V, 1.4MHz Step-Down Converter General.

Datasheet Details

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 current limiting and thermal shutdown protection.

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-Cycle Over Current Protection RoHS Compliant and Halogen Free Ordering Information RT8259 Package Type E : SOT-23-6 J6 : TSOT-23-6 Lead Plating System G : Green (Halogen Free and Pb Free) Note : Richt.

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
RT8256	400kHz Step-Down Converter
RT8258	700kHz Step-Down Converter
RT8202	Single Synchronous Buck Controller
RT8202A	Single Synchronous Buck Controller
RT8202B	Single Synchronous Buck Controller