[sdiy] Which is better as a VC resistor? FET or BJT?

[lanterma at ece.gatech.edu]

On Jun 30, 2011, at 11:07 AM, Harry Bissell wrote:

> There was an old siliconix app note about using FETs a voltage controlled resistors.  Maybe you can find it on the web
> at Vishay Siliconix. In general they work best in shunt applications (the resistance is from some node to ground.


Here ya go: http://www.qsl.net/n4xy/PDFs/Semiconductor_Application_Notes/Vishay-Silcnx_FET_VoltCntrlRES_AN105.pdf

- Aaron