Analog Electronic Circuits - Vol 4 | 82. Current mirror circuits (Part-B) by Abraham | Learn Smarter
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82. Current mirror circuits (Part-B)

The chapter focuses on current mirror circuits, explaining both BJT and MOSFET versions and their output characteristics. It discusses the expressions for output current and resistance, highlighting the importance of maintaining transistors in saturation for optimal performance. Additionally, the chapter covers strategies for improving output resistance, including the use of cascode techniques to minimize dependency on voltage variations.

Sections

  • 82.1

    Current Mirror Circuits (Part-B)

    This section explores the detailed analysis of current mirror circuits, examining the expressions for output current and output resistance in both BJT and MOSFET configurations.

    Learning Practice

  • 82.1.1

    Basic Structure Of Current Mirror

    This section covers the fundamental structure of current mirror circuits using BJTs and MOSFETs, focusing on output current expressions and output resistance.

    Learning Practice

  • 82.1.2

    Expression Of Output Current

    This section explains the output current expression in current mirror circuits using BJTs and MOSFETs, highlighting their operational characteristics and dependency factors.

    Learning Practice

  • 82.1.3

    Output Resistance And Non-Ideality Factor

    This section explores the output current and resistance of current mirror circuits, detailing the non-ideality factor and how it relates to the performance of BJT and MOSFET versions.

    Learning Practice

  • 82.1.4

    Current Mirror Using Bjt Transistor

    This section explores the operation and characteristics of current mirrors utilizing BJT transistors, focusing on their output current expressions and output resistance.

    Learning Practice

  • 82.1.5

    Dependency On Voltage And Current Relationships

    This section discusses the relationships between voltage and current in current mirror circuits, focusing on both BJT and MOSFET implementations.

    Learning Practice

  • 82.1.6

    Improving Circuit Performance With Cascode Structure

    This section discusses the cascode structure's impact on enhancing circuit performance specifically in current mirror circuits, comparing techniques using both MOSFETs and BJTs.

    Learning Practice

  • 82.1.7

    Practical Implementations And Considerations

    This section delves into the practical applications of current mirror circuits, including expressions for output current, output resistance, and the effects of non-ideality in both BJT and MOSFET implementations.

    Learning Practice

References

Lecture 82 Part A.pdf

Class Notes

Memorization

Final Test

Revision Tests