Class-D Audio Power Amplifier Design

Robert N. Buono has over 40 years’ experience in analog and power electronic circuit design. He is an expert in the design of Class-D audio power amplifiers and switched-mode power supplies and is a named inventor on 16 patents. He is presently a Principal Engineer at Crestron Electronics, where he has designed successful Class-D amplifier products for the residential and install markets.

• 1. Introduction 2. Input Circuits 3. Comparator and PWM Circuits 4. Ramp Generator Circuits 5. Level-Shifter Circuits 6. Gate Driver Circuits 7. Bias Supply for Upper Gate Driver 8. Half-Bridge and Full-Bridge Switching Power Stages 9. L-C Demodulation Filters 10. Sources of Distortion and Noise 11. Class-D Power Stage Losses, a Deep Dive 12. Feedback and Compensation 13. Housekeeping and UVLO Circuits 14. Protection Circuits (Overcurrent, Overtemperature, DC-Offset) 15. EMI Mitigation 16. PCB Layout and Thermal Considerations 17. Power Supply Considerations 18. 70V and 100V Constant-Voltage Amplifiers (High Impedance) 19. Multi-Channel Designs 20. Audio Performance Measurements and Instrumentation 21. Alternate Modulation Schemes for Class-D Amplifiers 22. Digital Applications, Interfaces, and Digital Signal Processing 23. Integrated Circuit (IC) Approaches and Advances in Components and Materials

"Class-D Audio Power Amplifier Design is a thorough, in-depth treatment brimming with practical design techniques from a top-tier design engineer. With full chapters on EMI mitigation, PCB layout, and audio performance measurement, amongst others, this book provides us with a wealth of tips and techniques that takes years to accumulate."Dennis Fink, IC Engineering Manager, THAT Corporation, Milford MA, USA