Class-D Audio Power Amplifier Design

Robert N. Buono

• Publisher: Focal Press
• Year: 2025
• eBook ISBN: 9781040272206
• Edition: 1
• Topic: Media & Performing Arts
• Subtopic: Acoustical Engineering

Class-D Audio Power Amplifier Design is a comprehensive and detailed guide to Class-D amplifiers. Including historical perspectives covering the evolution of Class-D to the present day, this book provides a detailed discussion of each Class-D functional block.

With design guidance to optimize performance, the reader will learn from a series of real-life examples and design challenges to equip them in designing reliable, high-performance Class-D audio amplifiers. Featuring numerous diagrams and schematics to aid learning, chapters also cover a wide range of topics, such as:

• Power supply considerations
• EMI mitigation
• Multi-channel designs
• Gate driver circuits
• L-C demodulation filters.

Class-D Audio Power Amplifier Design is the essential reference guide for students, researchers, and professionals engaged with audio electronics.

Table of contents

• Cover
• Half-Title Page
• Endorsement
• Title Page
• Copyright Page
• Table of Contents
• About the Author
• Acknowledgements
• Chapter One Introduction
• Chapter Two Input Circuits
• Chapter Three Comparator and PWM Circuits
• Chapter Four Ramp Generator Circuits
• Chapter Five Level-Shifter Circuits
• Chapter Six Gate Driver Circuits
• Chapter Seven Bias Supply for Upper Gate Driver
• Chapter Eight Half-Bridge and Full-Bridge Switching Power Stages
• Chapter Nine L-C Demodulation Filters
• Chapter Ten Sources of Distortion and Noise
• Chapter Eleven Class-D Power Stage Losses, a Deep Dive
• Chapter Twelve Feedback and Compensation
• Chapter Thirteen Housekeeping and UVLO Circuits
• Chapter Fourteen Protection Circuits (Overcurrent, Overtemperature, DC-Offset)
• Chapter Fifteen EMI Mitigation
• Chapter Sixteen PCB Layout and Thermal Considerations
• Chapter Seventeen Power Supply Considerations
• Chapter Eighteen 70V and 100V Constant-Voltage Amplifiers (High Impedance)
• Chapter Nineteen Multi-Channel Designs
• Chapter Twenty Audio Performance Measurements and Instrumentation
• Chapter Twenty One Alternate Modulation Schemes for Class-D Amplifiers
• Chapter Twenty Two Digital Applications, Interfaces, and Digital Signal Processing
• Chapter Twenty Three Integrated Circuit (IC) Approaches and Advances in Components and Materials
• Index