Supertex introduced HV9973—a patented, isolated, constant current LED driver for use in high voltage solid-state lighting applications such as incandescent bulb retrofits. The IC achieves +/-3% ...

High-power LEDs promise a growing number of advantages, including lower long-term cost and longer life, over both incandescent light bulbs for interior For the PDF version of this article, click here.

As Tim Sullivan indicated in an earlier blog as well, LED lighting is a relatively new technology. Engineers that used to change bulb color through the glass fixture are now finding themselves ...