RT6222B, RT6222A Datasheet - Richtek

RT6222B - SynchronousStep-Down Converter

The RT6222A/B is a synchronous step-down converter with Advanced Constant On-Time (ACOTTM) control mode. The ACOTTM provides a very fast transient response with few external components. The low impedance internal MOSFET supports high efficiency operation with wide input voltage range from 4.3V to 18.

RT6222B Features

* 4.3V to 18V Input Voltage Range

* 2.5A Output Current

* Advanced Constant On-Time Control

* Fast Transient Response

* Support All Ceramic Capacitors

* Up to 95% Efficiency

* 500kHz Switching Frequency

* Adjustable Output Voltage from 0.6V to 8V

* Cycle-by-Cycle

RT6222A-Richtek.pdf