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Unformatted text preview: ECE 201 Lecture 18 Firstorder circuits: zero input response Announcements • Last Lecture, #17: – KCL, KVL for L, C circuits – L and C combinations • This Lecture #18: – Sourcefree firstorder linear circuits First Order Circuits • Circuits containing resistor, independent/dependent sources, and a single (equivalent) L or C • Using Thevenin equivalent circuits, they are equivalent to Linear network (resistors, independent and dependent sources) Linear network (resistors, independent and dependent sources) Source Free (Zero Input) First Order Circuits • Circuits containing resistor, dependent sources, and a single L or C • Using Thevenin equivalent circuits, they are equivalent to Linear network (resistors and dependent sources) Linear network (resistors and dependent sources) Source Free RC Circuit Assume v C ( t ) is known KCL: KVL: Equation: First order differential equation Source Free RL Circuit Assume i L ( t ) is known KCL: KVL: Equation: First order differential equation General Form Many systems….. Attendance Rate 1 st order Diff eq....
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This note was uploaded on 04/04/2011 for the course ECE 201 taught by Professor Bobo during the Spring '09 term at Bradley.
 Spring '09
 Bobo

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