Demystifying Switching Power Supplies

About this manual

This book provides the fundamentals of switching power supply design, covering basic circuits, control methods, component selection, and safety considerations. It is aimed at readers who need to understand and design DC‑DC converters and off‑line supplies.

The text includes detailed chapters on buck, boost, buck‑boost, transformer‑isolated converters, component characteristics, and practical design examples, along with safety agency requirements and index references.

What's inside

• Preface
• Introduction
• Basic Switching Circuits
• Control Circuits
• The Input Power Supply
• Non‑Isolated Circuits
• Transformer‑Isolated Circuits
• Passive Component Selection
• Semiconductor Selection
• Inductor Selection

Frequently asked questions

What is the purpose of this book?

It is intended for those who need to understand how a switching power supply works.

Which safety agencies are referenced for transformer isolation?

European safety agencies, UL1950 and IEC950 are mentioned as having isolation specifications.