Hackaday

Biasing Transistors With Current Sources

Over on his YouTube channel [Aaron Danner] explains biasing transistors with current sources in the 29th video of his Transistors Series. In this video, he shows how to replace a bias resistor (and ...
Electronic Design

Enhanced VLED Driver Updates JFET Constant-Current Source (.PDF Download)

High-brightness visible-light LEDs (VLEDs) require a constant-current source. This simple, RFI-free circuit takes advantage of the normally-on properties of the new, high-power depletion-mode (Dmode) ...
EDN

SCR topology transmogrifies into BJT two-wire precision current source

Recently, frequent Design Idea (DI) author Christopher Paul showcased an innovative and high performance true-two-wire current source using a depletion mode MOSFET as the pass device in “A precision, ...
EDN

InterFET offers second source supply for discontinued JFET devices

Richardson, Tex. — InterFET Corp. has announced that it continues to offer a second source supply for the discontinued Vishay/Siliconix junction field effect transistor (JFET) devices. The company ...