Pinched hysteresis behavior in a PID-controlled resistor

Autor: M.A. Carrasco-Aguilar, C. Sánchez-López, V.H. Carbajal-Gómez
Jazyk: angličtina
Rok vydání: 2018
Předmět:
Zdroj: Engineering Science and Technology, an International Journal, Vol 21, Iss 3, Pp 297-301 (2018)
Druh dokumentu: article
ISSN: 2215-0986
DOI: 10.1016/j.jestch.2018.04.016
Popis: A current-controlled grounded resistor that exhibits a frequency-dependent pinched hysteresis loop is described. A mathematical model describing this behavior is derived and validated numerically, which has the form of a Proportional Integral-Derivative (PID) controller. The proposed topology is build by using AD844 commercially available active device configured as second-generation current conveyor and experimental tests are compared with numerical simulations, showing a good agreement among them. Moreover, the proposed PID-controlled resistor can be reconfigured in order to be used in future applications such as programmable analog circuits. Keyword: Pinched hysteresis, Current conveyors, Nonlinear resistor, Proportional-Integral-Derivative Controller
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