"Advancements in Transistor Amplifiers: Bridging Gaps and Unveiling Practical Insights"
Transistor amplifiers, playing a pivotal role in electronics, are essential components for improving and amplifying electronic signals. Dennis L. Feucht, renowned for his expertise in electronic circuits, stands out as a leading figure in this field. His in-depth interaction with transistor amplifier technology makes him a compelling subject for exploration.
The realm of transistor amplifiers has been extensively explored for over half a century. One might wonder, why delve into this well-established subject once more? Three compelling reasons underscore the need for this exploration.
Firstly, as any field progresses, it undergoes simplifications, refinements, and corrections of misconceptions. Analog circuits are no exception. This book aims to bring forth elements either missing or overshadowed in introductory active-circuits textbooks, rectifying misconceptions and offering refined perspectives that simplify circuit understanding.
Secondly, this book endeavors to cater to a diverse readership, ranging from seasoned engineers to aspiring ones, particularly adept pre-university students with strong mathematical and scientific skills. The challenge is to develop circuit concepts with minimal reliance on advanced mathematics, focusing instead on complex-number algebra within the complex-frequency domain. By showcasing how far one can venture into analog circuit design with a solid grasp of algebra and trigonometry, this book aims to bridge the gap between hobbyist electronics and engineering literature.
Thirdly, while the author's previous book-set presented examples, it did not engage in a detailed "walk-through" of amplifier designs as actual design activities. This book addresses this gap by meticulously detailing the step-by-step design of around a dozen amplifiers. The reader gains insights into the thought process of an engineer, with ample detail to eliminate ambiguity and provide a comprehensive understanding of design decisions and derivations.
Moreover, the book emphasizes the importance of addressing the interface between analog and digital circuits, specifically in the context of "mixed-signal" A/D and D/A conversion. New concepts are introduced to enhance the analysis and design of systems incorporating both at low speeds and dynamically.
Noteworthy improvements in notation and terminology are introduced, discarding ambiguous and obsolete terms like "AC" and "DC." The last chapter, despite its logical placement, delves into engineering and design, offering a reflective perspective on their broader significance, and providing a fitting conclusion to the book.
In essence, this book serves as a complementary resource to the author's Analog Circuit Design book set, making it accessible to newer designers while presenting challenges that experienced engineers can ponder. Through the process of writing, the author himself has gained valuable insights, reinforcing the perpetual evolution of knowledge in the realm of transistor amplifiers.
Contents Of the Book:
Embark on a captivating journey into the realm of circuit concepts with the distinguished Dennis L. Feucht. This comprehensive exploration delves into a myriad of topics, unraveling the intricacies of waveforms, ports, and amplifiers.
Chapter 1: Circuit Concepts
Discover the fundamental principles of bipolar junction transistors (BJTs) as Feucht introduces the BJT T model and explores incremental and static resistance. Dive into static and incremental circuit design, BJT configurations, and biasing, with a focus on CE, CB, and CC amplifiers. Unravel the nuances of cascade stages, β-transform, and input-output resistance, culminating in a hands-on lab experiment on BJT amplifiers.
Chapter 2: Feedback Amplifiers
Explore the realm of feedback amplifiers with a detailed examination of four amplifier types, feedback mechanisms, and operational amplifiers (Op-Amps). Engage in lab experiments involving inverting and noninverting Op-Amps, BJT inverting feedback amplifiers, and the impact of feedback on circuit parameters. Delve into the Miller Effect, shunt-feedback amplifiers, and NPN feedback amplifiers.
Chapter 3: Matched-Transistor Circuits
Journey into the intricacies of matched-BJT circuits, current mirrors, and BJT model parameters. Engage in practical experimentation with current mirrors, and explore translinear circuits, V-to-I converters, and complementary BJT configurations.
Chapter 4: Circuit Dynamics
Unravel the dynamics of circuits through an exploration of reactance, derivatives, and integrals. Delve into the frequency domain, examining RC integrators, differentiators, and capacitance multipliers. Gain insights into frequency response, step response, and resonance, with practical lab experiments enhancing your understanding.
Chapter 5: Transistor Dynamics
Explore the dynamic world of transistor dynamics, including dynamic BJT models, single-stage BJT bandwidth, and transmission lines. Navigate through CE amplifier design refinements, dynamics, and design overviews. Understand the influence of power supply bypassing, buffered CE circuits, and input termination on transistor dynamics.
Chapter 6: Amplifier Design
Embark on a journey of amplifier design, uncovering concepts such as slew rate, large-signal bandwidth, and pole separation. Delve into emitter peaking, total-frequency emitter peaking, and frequency response characterization. Explore stability considerations, feedback amplifiers, and the Extra Element Theorem (EET) for impedance analysis.
Chapter 7: Cascode Amplifiers
Discover the intricacies of cascode amplifiers, exploring design strategies, monolithic BJT structures, and thermal considerations. Dive into static and quasistatic design, thermal feedback, and power supply rejection. Engage in dynamic design for cascode amplifiers and explore the realm of fast BJT arrays.
Chapter 8: Differential and Cascade Amplifiers
Unlock the dynamic responses of 3-NPN amplifiers, BJT-array feedback amplifiers, and complementary differential amplifiers. Explore single-supply feedback amplifiers, dynamics, and feedback damping, providing a comprehensive understanding of amplifier behavior.
Chapter 9: Current- and Shunt-Feedback Amplifiers
Delve into emitter-feedback amplifiers, current-feedback amplifiers, and shunt-feedback amplifiers. Explore static, quasistatic, and dynamic designs, providing a holistic view of amplifier applications.
Chapter 10: A Wider View of Amplifiers
Broaden your perspective with a comprehensive overview, incorporating A/D and D/A converters in circuits. Navigate the conceptual organization of circuits and address the engineering challenge, culminating in a reflection on device models and suggestions for further reading.
As you conclude this immersive journey, gain valuable insights into the wider world of amplifiers, appreciating the conceptual organization and engineering challenges within the domain of electronic circuits. The legacy of Dennis L. Feucht's teachings echoes through the pages, leaving you equipped for a deeper understanding of amplifier design.
Information Of The Book:
Title: Transistor Amplifiers PDF
Size: 8 MB
Year : 2014