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 ...

Rosslyn, Va.-based National Electrical Manufacturers Association (NEMA) has published BL 2-2009, "Energy Efficiency for Electronic Ballasts for T8 Fluorescent Lamps." The standard was developed by ...

Dimming fluorescent lamps is an attractive feature that provides mood and brightness effects as well as having tremendous energy savings potential. Designing a dimmable electronic ballast, however, is ...

STMicroelectronics L6585 integrates a power factor corrector with a half-bridge controller and all the relevant drivers and logic for an electronic fluorescent lamp ballast. STMicroelectronics L6585 ...

International Rectifier has two new control ICs for dimming compact and tube-type fluorescents. Most designers won’t ever see them, though, because they go into the bases of compact bulbs or into ...

In September 2000, the U.S. Department of Energy (DOE) amended the existing conservation standards for fluorescent lamp ballasts when it published standard 10 CFR Part 430, Energy Conservation Program ...

Unplug the fixture or turn off the power at the main panel. Remove the diffuser (cover), then carefully remove the ...

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 ...