How does a varactor diode work? To form the PN junction that makes a diode, half the piece is doped with a trace amount of “donor atoms” that have one more electron than the intrinsic stuff to make ...

Here are a number of alternative ways to avoid problems when driving Varactor Diodes. Varactor (or “varicap”) diodes are used primarily in radio-frequency (RF) circuits to provide a ...

A varactor bridge input lowers the input bias current below a picoampere. The input diode bridge, excited by an oscillator coil, converts a dc input voltage to an ac voltage. Then you feed the ...

DUBLIN--(BUSINESS WIRE)--The "Varactor Diode Market - Global Industry Analysis, Size, Share, Growth, Trends, and Forecast, 2019-2027" report has been added to ResearchAndMarkets.com's offering.

After all, a zener or an avalanche diode is no more than a diode with a limited breakdown voltage, and you can view a varactor as a diode with a large and nonlinear parasitic capacitance. Similarly, ...