ML4877 Datasheet | Micro Linear

NEW! L 30W CCF Inverter D esign JULY 2000 ML4877- LCD Desktop Backlight Lamp Driver GENERAL DESCRIPTION The ML4877 is an ideal solution for driving multiple cold cathode fluorescent tubes (CCFL) used in liquid crystal display (LCD) backlight applications. It provides dimming ballast control for the LCD display. By utilizing differential drive the ML4877 can deliver the same light output with significantly less input power pared to existing single ended drive schemes. Improvements as high as 30% can be realized when using low power lamps and advanced LCD screen housings. This increased light output is achieved because the differential drive configuration is much less sensitive, and...