WS2803 Datasheet (Worldsemi) - 18-Channel Constant Current LED Driver

WS2803, 18-Channel Constant Current LED Driver

Applications WS2803 18-Channel Constant Current LED Driver With Programmable PWM Outputs * LED decorative lighting * Indoor/Outdoor LED video or massage display The WS2803 is a constant current LED driver.

It is designed for indoor/ outdoor LED displays and decorative LED lighting system.

WS2803 Features

* Supports both constant voltage and constant current drive mode 　 Constant output current range -5-30mA@5V supply voltage -5-20mA@3.3V supply voltage

* 18 constant current driving channels

* 30V high voltage output channels

* 8bit PWM gray level control

* Precision output driving