WS2801 Datasheet - Worldsemi

WS2801 - 3-Channel Constant Current LED Driver

The WS2801 is a constant current LED driver. It is designed for indoor/ outdoor LED displays and decorative LED lighting system. It is suitable for LED cascading applications. The WS2801ownes 3 output channels, each channel can drive a constant current up to 30mA. WS2081 contains serial shift regis.

WS2801 Features

* 　 Applications

* Supports both constant voltage and constant current drive mode

* Programmable constant LED drive current

* Wide constant output current range 5~150mA

* Build in PWM dimming scheme for each output channel, supports free-run, especially suitable for low

WS2801-Worldsemi.pdf