Explore the comprehensive theoretical foundations and practical applications of transistors in this in-depth course
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What you’ll learn
- Three-terminal Devices, History and Significance, Device Structure, Technical Jargons, Modes of Operation, Circuit Configurations, Types of Transistors.
- Advantages and Disadvantages, Common-base Configuration, Common-emitter Configuration, Common-collector Configuration, Circuit Configuration Relationships.
- Cutoff Mode of Operation, Current Flow Mechanism in Active Mode of Operation, Equivalent Model of Transistor in Active Region, Saturation Region of Operation.
- Static Characteristics, Drift Region, Output Characteristics, Early Effect, Quasi-saturation, Conductivity Modulation, Emitter Current Crowding.
- Switching Characteristics, Parasitic Capacitances, Miller Effect, Resistive Load Switching Characteristics, Inductive Load Switching Characteristics.
- Darlington Configuration, Power Losses, Parallel Operation, Single Quadrant Operation, Current Gain Dependencies, Base Spreading Resistance.
- Primary Avalanche Breakdown, Reach-through Breakdown, Second Breakdown.
- Ebers-Moll Model, Gummel Poon Model, LTSPICE Simulation of Transistor.
- Anatomy of Transistor Datasheet, Front Page, Absolute Maximum Ratings, Thermal Characteristics, Electrical Characteristics, Typical Characteristics.
- Ordering Information and Guide, Packaging Information and Mechanical Data, Thermal Model of Transistor, Forward-biased and Reverse-biased Safe Operating Areas.
- Transient Thermal Impedance, Applications of Transistors, Transistor Testing Methods, Interview Questions.
Course Content
- Introduction –> 1 lecture • 7min.
- Introduction to Bipolar Junction Transistors (BJTs) –> 8 lectures • 42min.
- Circuit Configurations –> 5 lectures • 47min.
- Operating Mechanisms –> 4 lectures • 30min.
- Static I-V Characteristics –> 7 lectures • 37min.
- Dynamic Characteristics –> 10 lectures • 1hr 15min.
- Miscellaneous Topics –> 6 lectures • 20min.
- Breakdown Mechanisms –> 3 lectures • 14min.
- Simulation Models –> 3 lectures • 12min.
- Understanding Datasheet Parameters –> 8 lectures • 20min.
- Thermal Characteristics –> 3 lectures • 21min.
- Applications, Testing Methods and Interview Questions –> 3 lectures • 7min.
- Conclusion and References –> 1 lecture • 2min.
Requirements
Hello there!
Welcome to my course titled “Bipolar Junction Transistors: Part 1 – Fundamentals”
This comprehensive five-and-a-half-hour course establishes the necessary foundation of theoretical concepts related to both signal and power transistors. It bridges the gap between theory and practical applications, saving students significant time that would otherwise be spent reading multiple books to understand various concepts. The curriculum is thoughtfully structured to guide you from foundational principles to advanced concepts. To reinforce your learning, we provide knowledge-check quizzes and LTSpice simulation files at strategic points, enabling you to apply theoretical knowledge in practical scenarios. As the course culminates, you’ll engage with thoughtfully curated interview questions designed to bolster your confidence and mastery of the subject matter.
Course Curriculum:
Module 1: Introduction to Bipolar Junction Transistors (BJTs)
This module provides a surface-level understanding of transistors without delving into detailed mathematical equations.
Module 2: Circuit Configurations
This module explores various transistor circuit configurations, including common-base, common-emitter, and common-collector setups. We also highlight the most preferred configuration in electronic circuits and explain the reasons behind its preference. LTSpice simulation files are provided for the students to simulate the circuits at their convenience.
Module 3: Operating Mechanisms
This module discusses the operating mechanisms common to both signal and power transistors. LTSpice simulation files are provided for the students to simulate the circuits at their convenience.
Module 4: Static I-V Characteristics
This module delves into the static I-V characteristics of transistors. Topics include emitter current crowding, quasi-saturation, and conductivity modulation, especially concerning power transistors.
Module 5: Dynamic Characteristics
This module examines the dynamic switching characteristics of transistors in detail. We cover switching mechanisms for both resistive and inductive loads and provide detailed calculations of switching losses. LTSpice simulation files are provided for the students to simulate the circuits at their convenience.
Module 6: Miscellaneous Topics
This module covers various topics such as Darlington configuration, power losses, parallel operation, single quadrant operation, and base spreading resistance.
Module 7: Breakdown Mechanisms
This module explores breakdown mechanisms, including primary breakdown, second breakdown in power transistors, and reach-through breakdown.
Module 8: Simulation Models
This module investigates simulation models of transistors, such as the Gummel-Poon Model, Ebers-Moll Model, and LTSpice default models.
Module 9: Understanding Datasheet Parameters
This module discusses how to comprehend datasheet parameters by systematically exploring each section of a transistor datasheet.
Module 10: Thermal Characteristics
This module provides deep insights into thermal impedance, transient thermal impedance, and the safe operating area of transistors.
Module 11: Applications, Testing Methods, and Interview Questions
This module discusses various transistor applications, practical testing methods, and share insightful interview questions drawn from personal experience.
Module 12: Conclusion
This module concludes our journey with additional transistor-related references.
Throughout this course, you will build a strong and in-depth theoretical foundation necessary to master transistors.
We hope you find this course engaging and enriching!
Let’s embark on this exciting learning journey!