The LM3445 from National Semiconductor enables a full 100:1 range of offline, uniform, flicker-free dimming for high-brightness LEDs with a conventional TRIAC forward or reverse phase-control wall ...

APPLIED POWER ELECTRONICS CONFERENCE, WASHINGTON – February 17, 2009 – National Semiconductor Corp. (NYSE:NSM) today introduced a new constant-current controller that enables off-line, uniform, ...

Flicker was one of those early problems with LEDs that is finally not just being managed, but evidence is it’s on the way out. While flicker is still prevalent in the less expensive LEDs on the market ...

LED driver designs can deliver flicker-free and fast startup dimming performance while still providing high power factor and efficiency, writes Rich Miron Dimming performance of LED lamps in legacy ...

Acrich is Seoul Semi’s brand for mains voltage (120 and 230V) leds that are actually long strings with intermediate voltage taps. The ides is that they can be driven by switching in parts of the ...

Power Integrations the leader in high-voltage integrated circuits for LED lighting, today introduced a new reference design detailing an 85%-efficient, 15 W PAR38 downlight driver that delivers ...

Abstract: This paper proposes a flicker free 100-W class light-emitting diode (LED) driver with an active buffer circuit. The conventional LED drivers have been used electrolytic capacitor for ...

It’s important to remember that the emergence of robots, drones, and self-driving cars goes hand in hand with the development of the smartphone. The sensors embedded in any midrange Android phone ...

One day there will be no more need for flames. [slider2732] has put yet another nail in the coffin of this most ancient of all technology by making a candle that uses a flicker LED that you blow out.