MSI motherboards use light-emitting diodes to report the status of the computer. Most computers have an LED for the power and an LED for the hard drive. If the PC is turned on, the power LED glows ...

Reader Shawn wrote in with this power pickle: I have a Dell Studio Laptop. When I turn off my computer, the power-button light stays on and blinks. The only way I can stop it from blinking is to ...

This project is a simple universal Power LED Driver. The Power LED can be controlled by the built-in PWM signal generator or driven from an external drive signal depending on how the hardware is ...

San Jose, Calif. — Philips Lumileds has announced the availability of LUXEON Rebel power LEDs with a new packaging technology that significantly reduces the size of the LED and enables new approaches ...

In 2015, all economic indicators pointed to continued market growth for power electronics and LEDs, especially with IGBT modules boosted by EV/HEV industry and general lighting applications, a killer ...

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 ...

Scientists have been working for years to harvest the power of ambient radio waves to power small devices, and these days there is hardly a richer source of these signals than Wi-Fi networks.

ANSAN, South Korea--(BUSINESS WIRE)--Seoul Semiconductor Co., Ltd. (KOSDAQ 046890), a leading global innovator of LED products and technology, announced that it has introduced high-power LED package ...

Researchers from the Ben-Gurion University of the Negev published a paper this week outlining a new side-channel attack against cryptographic computations. The researchers were able to successfully ...

The power generated by a drop of water falling onto a droplet-based electricity generator (DEG) can light up 100 small LED bulbs. (Courtesy: City University of Hong Kong) The motion of water, ...

144 LEDs total. Three sets of 48 in series connected in parallel. My problem is I don't know what value to use for R1. I'm thinking 600 ohm, but I really don't know how to calculate this. I'm making ...