If you’re working with 3.3V or 5V circuits, it’s easy for you to throw on a power or status LED here or there. [Tom Gralewicz] has found himself in a pickle, though, often working on projects with ...

A new LED works directly from 120 Vac and is designed to replace ordinary 120MB-style incandescent indicator bulbs. A new LED works directly from 120 Vac and is designed to replace ordinary ...

Designed to replace incandescent or neon indicators in applications where shock and vibration can greatly shorten lamp life, or where lower power consumption is needed, a line of panel-mount LED ...

You’ve got an apparently simple design requirement on your latest AC-line powered project: provide a distinctly illuminated indicator to show that the unit is plugged into the line and that power is ...

If you are experiencing issues with your ASUS PC, you can troubleshoot the problem by viewing the status of the Q-LED indicators. This article shows how to troubleshoot ASUS motherboard with Q-LED ...

A built-in shunt resistor eliminates transient current and keeps the LED from giving a false-positive indication, and has a life of up to 100k hr. Typical light output is 15 lm, comparable to the ...

A new LED works directly from 120 Vac and is designed to replace ordinary 120MB-style incandescent indicator bulbs. Designated the 120MBLS-X-CX, the wide-angle LED draws less than 8 mA. Additionally, ...