AS3668 Datasheet - ams

AS3668 4 Channel Breathlight Controller

The AS3668 is a 4-channel LED driver designed to produce lighting effects for portable devices. A highly efficient charge pump enables LED driving over full Li-Ion battery voltage range. The device is equipped with an internal program memory, which allows control of LED patterns even without process.

AS3668 Features

* High efficiency capacitive 60mA charge pump with 1:1 and 1:2 mode

* Automatic mode switching for charge pump

* Automatic Pattern Mode without digital control

* Highly accurate 4 Channel High Side 25.5mA current sources

* Audio Controlled Lighting with internal digital filters

AS3668-ams.pdf