Analog Electronic Circuits - Vol 1 | 23. Linear models of Amplifiers (Part B) by Abraham | Learn Smarter
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23. Linear models of Amplifiers (Part B)

This chapter delves into the linear models of amplifiers, particularly focusing on various types such as voltage amplifiers, current amplifiers, transconductance amplifiers, and transimpedance amplifiers. Each type is modeled to simplify the circuit while capturing essential characteristics like input-output relationships, voltage gain, and loading effects. The importance of understanding these models is emphasized for handling complex circuits and enhancing practical comprehension within the field of electronics.

Sections

  • 23.1

    Analog Electronic Circuits

    This section discusses the models of amplifiers, focusing on current amplifiers and their operational principles.

  • 23.2

    Professor Information

    This section outlines the role and specifications of various types of amplifiers, emphasizing their models focusing on current and voltage signals.

  • 23.2.1

    Prof. Pradip Mandal

    This section covers the fundamentals and models of current amplifiers, including their components and behavior.

  • 23.2.2

    Department Of Electronics And Electrical Communication Engineering

    This section covers linear models of amplifiers focusing on current amplifiers, their mechanisms, and the parameters that define their operation.

  • 23.2.3

    Indian Institute Of Technology, Kharagpur

    This section discusses the various models of amplifiers, particularly focusing on current amplifiers and their characteristics.

  • 23.3

    Lecture - 23

    This lecture introduces the concept of current amplifiers, focusing on their linear models, characteristics, and relationships between input and output signals.

  • 23.3.1

    Linear Models Of Amplifiers (Part B)

    This section delves into the concept of current amplifiers and their models, providing insights on how input and output signals relate.

  • 23.4

    Introduction To Current Amplifiers

    This section provides an overview of current amplifiers, detailing their operation, models, and significance in analog electronic circuits.

  • 23.4.1

    Voltage Amplifier Vs. Current Amplifier

    This section compares voltage amplifiers and current amplifiers, explaining their operation, models, and the significance of each type in electronic circuits.

  • 23.4.2

    Modeling Current Amplifiers

    This section discusses the modeling of current amplifiers in analog circuits, highlighting their input-output relationships and key parameters.

  • 23.4.3

    Components Of Current Amplifiers

    This section discusses the components and principles of current amplifiers, highlighting their functionality and key parameters.

  • 23.4.4

    Dc Blocking Capacitors In Current Amplifiers

    This section covers the role of DC blocking capacitors in current amplifiers, emphasizing their importance in isolating DC components while allowing AC signals to pass.

  • 23.5

    Current Amplifier Model Overview

    This section provides a comprehensive overview of current amplifiers, detailing their models, operational principles, and key parameters.

  • 23.5.1

    Current Source And Internal Current Gain A

    This section introduces the concept of current amplifiers, highlighting the relationships between input and output currents in analog electronic circuits.

  • 23.5.2

    Loading Effects

    This section focuses on the loading effects in current amplifiers, detailing how input and output resistance can affect performance.

  • 23.5.3

    Practical Circuit Behaviour

    This section discusses the behavior of current amplifiers and their models, emphasizing input-output relationships and loading effects in analog circuits.

  • 23.5.4

    Summary Of Current Amplifier Model

    This section provides an overview of current amplifiers, detailing their operation, components, and model representations.

  • 23.6

    Voltage To Current Relationships

    This section explores the principles of current amplifiers, outlining their operation and key components.

  • 23.6.1

    Voltage Dependent Current Sources

    This section introduces the concept of voltage-dependent current sources and their significance in current amplifiers.

  • 23.6.2

    Transconductance Amplifiers

    Transconductance amplifiers convert current signals into output current signals, focusing on the input and output relationship through an equivalent linear circuit model.

  • 23.6.3

    Loading Effects In Voltage Amplifiers

    This section discusses loading effects in voltage amplifiers, focusing on the current amplifier model and its components.

  • 23.7

    Current To Voltage Relationships

    This section discusses the relationships between current and voltage in amplifiers, particularly emphasizing the functioning of current amplifiers in electronic circuits.

  • 23.7.1

    Transimpedance Amplifiers Overview

    This section introduces transimpedance amplifiers, focusing on understanding their functions, models, and differences from other amplifier types.

  • 23.7.2

    Loading Effects In Current To Voltage Conversions

    This section discusses loading effects in current amplifiers, including the relationship between input and output signals and how loading affects performance.

  • 23.8

    Summary Of Amplifier Models

    This section covers the different types of amplifier models including voltage amplifiers, current amplifiers, transconductance amplifiers, and transimpedance amplifiers.

  • 23.8.1

    Four Basic Amplifier Types

    This section introduces four basic types of amplifiers based on their input and output signal types: voltage amplifiers, current amplifiers, transconductance amplifiers, and transimpedance amplifiers.

  • 23.8.2

    Connecting Different Amplifier Models

    This section describes different amplifier models, including voltage and current amplifiers, highlighting their configurations and relationships between input and output signals.

  • 23.9

    Conclusion

    This section summarizes the key concepts and models of amplifiers used in analog electronic circuits.

  • 23.9.1

    Key Takeaways From Lecture

    This section outlines the main concepts of voltage and current amplifiers, emphasizing their models and loading effects.

  • 23.9.2

    Practical Application Of Amplifier Models

    This section discusses the practical applications of various amplifier models, including current amplifiers and their characteristics, loading effects, and the relationships between input and output signals.

References

Lecture 23.pdf

Class Notes

Memorization

What we have learnt

  • Different types of amplifie...
  • The relationship between in...
  • Loading effects at both inp...

Final Test

Revision Tests