Nonlinear modelling of f.e.t.-input operational amplifiers

19 July 1979

journal article
Published by Institution of Engineering and Technology (IET) in Electronics Letters

Vol. 15 (15) , 473-474
https://doi.org/10.1049/el:19790342

Abstract

A square-law model for f.e.t.-input operational amplifiers is applied, by means of describing functions, to the evaluation of slew-induced distortion in a simple active filter. The computed frequency responses are validated by measurements at large signal levels.

Keywords

FREQUENCY RESPONSES
FET INPUT OPERATIONAL AMPLIFIERS
ACTIVE FILTERS
NONLINEAR MODELLING
LARGE SIGNAL LEVELS
SQUARE LAW MODEL
SLEW INDUCED DISTORTION
JFET
OPERATIONAL AMPLIFIERS

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