An LED-driver reference design for an LED replacement of 100W incandescent bulbs has been introduced by Power Integrations, writes Richard WIlson. Dubbed DER-322, the circuit is desigend ... a ...

Using this, the full USB traffic stream can be captured and later analyzed. After opening up the lamp device, making sure not to lose the spring that easily pops out when unscrewing the device, the ...

Look closely into this DIY project to create a powerful USB LED light. Follow the straightforward steps to assemble a bright and energy-efficient light source that plugs right into any USB port.

Choosing a discrete driver circuit requires an understanding of LED lighting to make the best trade-off. This Design Idea describes a simpler and equally good way to employ the ubiquitous 555 IC. You ...

Each lighting ... USB. Intelligence is provided by a microcontroller with built-in analog-to-digital converters (ADC) and LED-dimming peripherals. The ADC monitors system variables, such as ...

That’s when I stumbled upon a few portable lighting solutions that can be powered by any of the USB sticks I’ve accumulated ... I’ve been testing a 10-foot Luminoodle LED light rope.

It’s super convenient to have USB ports integrated into your wall ... In addition, the company has an outlet cover with integrated LED lights and light sensor, so you don’t have to use an ...