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In the theory of electrical circuits, '''Norton's theorem''' allows the replacement of a two-terminal portion of a linear circuit by a simplified circuit consisting of a voltage source, called the '''Norton voltage source''', in series with an impedance, called the '''Norton impedance'''. Norton's theorem is the ''dual'' of [[Thévenin's theorem]], which replaces a two-terminal portion of a linear circuit by a simplified circuit consisting of a current source in parallel with an impedance.<ref name=Sedra/>
In the theory of electrical circuits, '''Norton's theorem''' allows the replacement of a two-terminal portion of a linear circuit by a simplified circuit consisting of a current source, called the '''Norton voltage source''', in parallel with an impedance, called the '''Norton impedance'''. Norton's theorem is the ''dual'' of [[Thévenin's theorem]], which replaces a two-terminal portion of a linear circuit by a simplified circuit consisting of a voltage source in series with an impedance.<ref name=Sedra/>





Revision as of 14:35, 21 May 2011

In the theory of electrical circuits, Norton's theorem allows the replacement of a two-terminal portion of a linear circuit by a simplified circuit consisting of a current source, called the Norton voltage source, in parallel with an impedance, called the Norton impedance. Norton's theorem is the dual of Thévenin's theorem, which replaces a two-terminal portion of a linear circuit by a simplified circuit consisting of a voltage source in series with an impedance.[1]










References

  1. Adel S Sedra and Kenneth C Smith (1998). “Appendix E: Some useful network theorems”, Microelectronic circuits, 4rth ed. Oxford University Press, pp. E-1 ff. ISBN 0-19-511690-9.