White-LED driver pair eases series, parallel backlighting

Malvern, Penna. – Vishay Intertechnology’s two new white LED drivers, the SiP12401 boost controller and SiP12501 boost converter, are optimized for backlighting small liquid crystal displays in cell phones and digital cameras. These drivers, one suited to series- connected LEDs and the other to parallel-connected LEDs, deliver up to 80 percent efficiency.