RT9284B, RT9284A Datasheet - Richtek Technology

RT9284B Constant Current Switching Regulator

The RT9284A/B is a compact, high efficient and high integration LED driver. Internal 22V MOSFET can support 2 to 5 White LEDs for backlighting and camera flashing. Highly integration and internal compensation network minimizes as 5 external component counts. Optimized operation frequency can meet th.

RT9284B Features

* z VIN Operating Range : 2.7V to 5.5V z Maximum Output Voltage up to 20V z Dimming with Zero-inrush and Wide Frequency Range z Over Voltage Protection z Output Current up to 100mA at VOUT = 12V. z Zero Shutdown Supply Current z Minimize the External Component z Small LC Filter z Internal Soft Start z

RT9284A_RichtekTechnology.pdf