SC440A Datasheet (Semtech Corporation) - High Efficiency Integrated Driver

SC440A, High Efficiency Integrated Driver

The SC440A is a high-efficiency multiple string WLED driver with an integrated boost converter.

It operates over a wide input range from 4.5V to 21V with a maximum output voltage of 42V and a 2A internal power switch.

It can drive up to 42V output voltage in 6 strings with current up to 30mA per str

SC440A Features

* a comprehensive open and short circuit LED protection functions. It disables the corresponding strings with LED open or LED short conditions while keeping other strings under normal operation. This feature allows LCD panels to remain viewable even under LED failure, wire disconnect, or shortcircuit