Sign In

The process of source transformation in the frequency domain entails the conversion of a voltage source, positioned in series with an impedance, into a current source that is parallel to an impedance, or the other way around. It is essential to maintain the following relationships while transitioning from one source type to another.

Equation1

Equation2

In order to determine the unknown voltage for a circuit composed of a current source and a collection of resistors, capacitors, and inductors - each with their distinct known impedance, a series of steps are followed. Initially, the voltage source is converted into a current source, and the values of the source current (Is) and impedance (Zs) are established.

Subsequently, transforming the current source back to a voltage source results in a different circuit. From this derived circuit, the source voltage (Vs) is calculated using the previously determined values. Finally, by applying the voltage division rule, the unknown voltage across the resistance can be identified.

Tags
Source TransformationAC CircuitsVoltage SourceCurrent SourceImpedanceFrequency DomainUnknown VoltageCircuit AnalysisResistorsCapacitorsInductorsVoltage Division Rule

From Chapter 6:

article

Now Playing

6.11 : Source Transformation for AC Circuits

AC Circuit Analysis

415 Views

article

6.1 : Sinusoidal Sources

AC Circuit Analysis

334 Views

article

6.2 : Graphical and Analytic Representation of Sinusoids

AC Circuit Analysis

331 Views

article

6.3 : Phasors

AC Circuit Analysis

406 Views

article

6.4 : Phasor Arithmetics

AC Circuit Analysis

183 Views

article

6.5 : Phasor Relationships for Circuit Elements

AC Circuit Analysis

400 Views

article

6.6 : Kirchoff's Laws using Phasors

AC Circuit Analysis

315 Views

article

6.7 : Impedances and Admittance

AC Circuit Analysis

488 Views

article

6.8 : Impedance Combination

AC Circuit Analysis

253 Views

article

6.9 : Node Analysis for AC Circuits

AC Circuit Analysis

235 Views

article

6.10 : Mesh Analysis for AC Circuits

AC Circuit Analysis

293 Views

article

6.12 : Thévenin Equivalent Circuits

AC Circuit Analysis

131 Views

article

6.13 : Norton Equivalent Circuits

AC Circuit Analysis

269 Views

article

6.14 : Superposition Theorem for AC Circuits

AC Circuit Analysis

516 Views

article

6.15 : Op Amp AC Circuits

AC Circuit Analysis

128 Views

See More

JoVE Logo

Privacy

Terms of Use

Policies

Research

Education

ABOUT JoVE

Copyright © 2025 MyJoVE Corporation. All rights reserved