Today’s drivers with two or more independent LEDs (ILEDs) can control a portable system’s fun light (multiple light sequences with several colored LEDs to make a phone, say, more attractive to a user) ...

Most engineers are quite familiar with typical low-power-indicator LEDs, whether they be surface-mount or the classical through-hole packages. All that's needed to use them is a voltage source and a ...

I have been playing with power LEDs for a while. I bought a bunch of power LED chips and strips and used homemade LED dimmers to drive them which worked well. Although I already have a great ...

When considering alternative approaches to the design of dimmable electronic ballasts for fluorescent lamps, the lamp power regulation method employed is the critical factor. It determines the ...