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Switching Power Supplies A - Z, 2nd Edition by Sanjaya Maniktala

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Chapter 10

Printed Circuit Board Layout

This chapter covers printed circuit board (PCB) layout for switching power supplies. It reveals how to analyze any topology for its critical trace sections and describes how to ensure the constructed power supply behaves as it was intended to. Techniques to reduce inductances and to correctly parallel output capacitors in a flyback are presented. An introduction into thermal aspects of PCB design is also included to pave the way for a more detailed discussion into thermal management aspects in general, in the following chapter.

Introduction

A great many customer “complaints” regarding switcher ICs are ultimately traced to poor printed circuit board (PCB) layout practices. When designing a PCB for a switching ...

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