Hackaday

Blinking An LED With A Single Transistor

Let’s say you want to blink an LED. You might grab an Arduino and run the Blink sketch, or you might lace up a few components to a 555. But you needn’t go so fancy! [The Design Graveyard] explains how ...
Electronic Design

LED Driver Handles Industrial Power-Supply Indication

Typical requirements for industrial LEDs. Designing an LED gate driver using an industrial digital input chip. Ruggedness characteristics of the new gate driver. Industrial control systems universally ...
Semiconductor Engineering

A Micro Light-Emitting Transistor With An N-Channel GaN FET In Series With A GaN LED

A technical paper titled “Tunnel Junction-Enabled Monolithically Integrated GaN Micro-Light Emitting Transistor” was published by researchers at the Ohio State University and Sandia National ...
Hackaday

LED Driver Circuit For Safety Hat Sucks Single AAA Cell Dry

[Petteri Aimonen] created an omnidirectional LED safety light to cling to his child’s winter hat in an effort to increase visibility during the dark winter months, but the design is also great example ...
Electronic Design

LED Driver Eliminates Switch-Mode Converter

Maxim Integrated Products' MAX16806 is an EEPROM-programmable, 350-mA, high-voltage linear, high-brightness LED driver. Maxim Integrated Products’ MAX16806 is an EEPROM-programmable, 350-mA, ...