Designing Audio Power Amplifiers

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  • Edition: 1st
  • Format: Paperback
  • Copyright: 10/7/2010
  • Publisher: McGraw-Hill/TAB Electronics
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The single best source for designing and optimizing high-performance audio power amplifiersDesigning Audio Power Amplifierscovers power amplifier basics all the way through to in-depth design techniques. This practical guide teaches you how to understand the concepts and nuances of power amplifiers, then analyze and synthesize the many possible variations of audio power amplifier design. An accompanying website includes invaluable downloads (SPICE, LTspice, and Working LTspice simulations and models, datasheets of all transistors used in the book) to help you get started designing high-performance amplifiers quickly.Designing Audio Power Amplifierscovers: Ultra-low distortion input and voltage amplifier topologies Non-conventional feedback compensation techniques Lateral and vertical MOSFET power amplifiers Output stage error correction circuits Thermal stability analysis of BJT and MOSFET output stages Output transistors with integral temperature tracking diodes Integrated circuit amplifiers and drivers SPICE simulation for amplifier design, including distortion analysis Amplifier measurement instrumentation and techniques PC-based instrumentation for amplifier evaluation How amplifiers misbehave and why they sound differentComplete coverage of audio power amplifiers: Basics; Power Amplifier Design Evolution; Negative Feedback, Compensation and Slew Rate; Amplifier Classes, Output Stages and Efficiency; Integrated Circuit Power Amplifiers and Drivers; Summary of Amplifier Design Considerations; Advanced Power Amplifier Design Techniques; Input and VAS Circuits; Advanced Forms of Feedback Compensation; Output Stage Design and Crossover Distortion; MOSFET Power Amplifiers; Error Correction; BJT and MOSFET Output Transistors; Other Sources of Distortion; Real-World Design Considerations; Output Stage Thermal Design and Stability; Safe Area and Short Circuit Protection; Power Supplies and Grounding; Clipping Control and Civilized Amplifier Behavior; Interfacing the Real World; Simulation and Measurement; SPICE Simulation; SPICE Models and Libraries; Audio Instrumentation; Distortion and its Measurement; Other Amplifier Tests; The Negative Feedback Controversy; Amplifiers without Negative Feedback; Balanced and Bridged Amplifiers

Author Biography

Bob Cordell, an electrical engineer, is a prolific designer of amplifiers, audio test equipment, and other audio gear. He has published articles on power amplifier design in the Journal of the Audio Engineering Society (JAES) and other publications. Bob is a member of the JAES Review Board and he maintains an audiophile website at www.cordellaudio.com.

Table of Contents

Part 1: Audio Power Amplifier Basics; Chapter 1. Introduction; Chapter 2. Power Amplifier Basics; Chapter 3. Power Amplifier Design Evolution; Chapter 4. Negative Feedback, Compensation and Slew Rate; Chapter 5. Amplifier Classes, Output Stages and Efficiency; Chapter 6. Summary of Amplifier Design Considerations;Part 2: Advanced Power Amplifier Design Techniques; Chapter 7. Input and VAS Circuits; Chapter 8. DC Servos; Chapter 9. Advanced Forms of Feedback Compensation; Chapter 10. Output Stage Design and Crossover Distortion; Chapter 11. MOSFET Power Amplifiers; Chapter 12. Error Correction; Chapter 13. Other Sources of Distortion;Part 3: Real-World Design Considerations; Chapter 14. Output Stage Thermal Design and Stability; Chapter 15. Safe Area and Short Circuit Protection; Chapter 16. Power Supplies and Grounding; Chapter 17. Clipping Control and Civilized Amplifier Behavior; Chapter 18. Interfacing the Real World; Part 4: Simulation and Measurement; Chapter 19. SPICE Simulation; Chapter 20. SPICE Models and Libraries; Chapter 21. Audio Instrumentation; Chapter 22. Distortion and Measurement; Chapter 23. Other Amplifier Tests;Part 5: Topics in Amplifier Design; Chapter 24. The Negative Feedback Controversy; Chapter 25. Amplifiers Without Negative Feedback; Chapter 26. Balanced and Bridged Amplifiers; Chapter 27. Integrated Circuit Amplifiers and Drivers; Part 6: Class D Amplifiers; Chapter 28. Class D Audio Amplifiers; Chapter 29. Class D Design Issues; Chapter 30. Alternative Class D Modulators; Chapter 31. Class D Measurement, Performance, and Efficiency; Index

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