EE3113_A2009_L12

EE3113_A2009_L12 - m n nm k i v z ECE3113_L12 6 Additional...

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ECE 3113 INTRODUCTION TO RF CIRCUIT DESIGN Lecture Notes for A-term 2009 LECTURE 12 Prof. R. Ludwig Department of Electrical and Computer Engineering Worcester Polytechnic Institute Worcester, MA 01609 copyright © 2009, R. Ludwig Copyright, 1998 © R. Ludwig
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ECE3113_L12 2 Objective • What is a multiport network? • How are Z and Y networks interrelated? • What are the h and ABCD networks?
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ECE3113_L12 3 Single and Multi-Port Networks basic current and voltage definitions definitions
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ECE3113_L12 4 • Impedance and admittance networks } ]{ [ } { I Z V } ]{ [ } { V Y I } ]{ ][ [ } { I Y Z V ] [ ] [ 1 Z Y
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ECE3113_L12 5 • Example Z-representation of Pi-network ) ( ) ( 1 ] [ PB PA PC PC PA PC PA PC PB PA PC PB PA Z Z Z Z Z Z Z Z Z Z Z Z Z Z ) ( 0 | m k i
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Unformatted text preview: m n nm k i v z ECE3113_L12 6 Additional networks 2 2 1 1 i v D C B A i v Chain or ABCD network (often used for cascading) 2 1 22 21 12 11 2 1 v i h h h h i v Hybrid or h-network (often used for active devices) Typical example of h-network (small signal, low frequency model) ECE3113_L12 7 Example: LF h-parameters This is an example of a low-frequency PNP planar transistor in a TO-18 housing Copied without permission from ST...
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This note was uploaded on 10/13/2009 for the course ECE 3113 taught by Professor Ludwig during the Spring '09 term at WPI.

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EE3113_A2009_L12 - m n nm k i v z ECE3113_L12 6 Additional...

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