When your fluorescent light flickers or makes a loud and annoying hum, a degrading ballast could be the cause. Replacing a ballast is easier than you think, but ballasts can be expensive, so consider ...

Q: My home is about 20 years old. My problem is with the lights in the kitchen. Sometimes they work and sometimes they don’t. When I turn on the switch, the light flickers or just partially lights. I ...

Electronic ballasts used in fluorescent lighting systems can experience high failure rates, due to the fact that the ballast manufacturer may not have considered all failure mechanisms or provided ...

Fluorescent lights are more efficient than incandescent ones, but also more complicated. As a result, simply replacing the bulb-actually a tube-when a fluorescent light develops problems will not ...

International Rectifier's (IR) IR2520D is a compact fluorescent lamp (CFL) ballast control IC that adapts to changing supply voltage, frequency and lamp conditions to increase lamp life and ...

Here’s a design procedure that covers output-stage design and programmable-IC component selection, as well as compares predicted and measured results. For decades, and continuing today, the ...

A new device from the United States could make fluorescent lighting even more efficient than it already is. Standard fluorescent lights save four times more energy than an ordinary light bulb, but ...

STMicroelectronics (NYSE:STM), a leader in offering complete lighting solutions, today introduced a single chip (Combo IC) which integrates a Power Factor Corrector (PFC) with a half-bridge controller ...