Advanced EMC Printed Circuit Board Techniques

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Seminar Outline

Introduction

Common-mode noise
Differential-mode noise
IC EMC problem areas

PC Board EMC Techniques

Decoupling capacitor value
Decoupling methods
Ferrite beads
Termination
Multilayer boards

Transmission lines

Microstrip
Stripline

Power Distribution

Power supply bypassing
Capacitor concerns

Balancing

Common-mode rejection ratio
Operational amplifiers
Instrumentation amplifiers

Filter Connector

Different types of filtering
Partitioning of connector pins

Simple EMC Measuring Techniques

IFR spectrum analyzer
Near field probes
Transverse electromagnetic cell