EDN

LED boost driver architecture improves efficiency of notebook, tablet displays

The LED backlight in an LCD panel is the biggest power hog in notebook and tablet applications. As screen resolution and brightness level increase, the input power consumed by the LED backlight ...
EDN

LED boost drivers operate from one battery cell

With the PR4402 PREMA offers the next IC in a family of 0.9V LED boost drivers, operating white LEDs from one battery cell. While PR4401 is best suited for LED currents of up to 20mA, PR4402 is ...