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Lecture 10: RL & RC Circuits Nilsson & Riedel 7.1-7.6. ENG17 (Sec. 2): Circuits I Spring 2014. May 1, 2014. Recap – Inductors / Capacitors. Overview. Natural Response RL Circuits RC Circuits Step Response RL Circuits RC Circuits General Solution Sequential Switching
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Lecture 10:RL & RC CircuitsNilsson & Riedel 7.1-7.6 ENG17 (Sec. 2): Circuits I Spring 2014 May 1, 2014
Overview • Natural Response • RL Circuits • RC Circuits • Step Response • RL Circuits • RC Circuits • General Solution • Sequential Switching • Unbounded Response
Natural Response Currents and voltages that arise from an inductor or capacitor immediately after being disconnected from a DC (direct current) source.
Current in RL Circuit After Open Switch
Voltage in RC Circuit After Switching
Overview • Natural Response • RL Circuits • RC Circuits • Step Response • RL Circuits • RC Circuits • General Solution • Sequential Switching • Unbounded Response
Step Response Currents and voltages that arise when energy is being acquired by an inductor or capacitor due to the sudden application of a dc voltage or current source.
Overview • Natural Response • RL Circuits • RC Circuits • Step Response • RL Circuits • RC Circuits • General Solution • Sequential Switching • Unbounded Response
Overview • Natural Response • RL Circuits • RC Circuits • Step Response • RL Circuits • RC Circuits • General Solution • Sequential Switching • Unbounded Response
Sequential Switching Defined: whenever switching occurs more than once in a circuit
Overview • Natural Response • RL Circuits • RC Circuits • Step Response • RL Circuits • RC Circuits • General Solution • Sequential Switching • Unbounded Response
Unbounded Response Defined: A circuit response that grows, rather than decays, exponentially with time. • Possible with dependent sources
Recap • Natural Response • RL Circuits • RC Circuits • Step Response • RL Circuits • RC Circuits • General Solution • Sequential Switching • Unbounded Response