LEDs find wide use in emergency lighting because of their high efficiency and control simplicity. The circuit in Figure 1 provides a highly efficient and reliable design for emergency LED lighting at ...

Editor's Note: Here's another take on the transformerless AC line power supply, which finds use in some well-insulated, low-power devices. Our technical reviewer pointed out that C ac should be an ...

There are many power management methods that can be used for LED lighting. You can drive them via a number of dedicated driver ICs available on the market, or even use microcontroller units (MCUs) for ...

Fairchild introduced the new FL77944, the first solution in its LED Direct AC Drive family of solid-state LED lighting solutions that manufacturers can use to easily scale power and create smart and ...