ASIC Advantage Inc. has introduced the ASIC Advantage IN-PLUG IPS401 LED controller, a white LED controller capable of driving strings of up to 125 LEDs in series with high efficiency and power factor ...
Powering LEDs from a wide dc range—say, 30 to 380V—without wasting a lot of power in the regulating block, is a difficult task when the LED current needs to be constant. Dedicated LED drivers are ...