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The chapter explores the usage and advantages of current mirrors in electronic circuits, emphasizing their roles in amplifiers and biasing elements. It discusses the small signal model of current mirrors for both BJTs and MOSFETs, highlights their impact on the gain and mode rejection in amplifiers, and concludes with applications in differential amplifiers. The importance of current mirrors in enhancing performance parameters in various configurations is underscored throughout the text.
Chapter 1414 sections
The chapter explores the usage and advantages of current mirrors in electronic circuits, emphasizing their roles in amplifiers and biasing elements. It discusses the small signal model of current mirrors for both BJTs and MOSFETs, highlights their impact on the gain and mode rejection in amplifiers, and concludes with applications in differential amplifiers. The importance of current mirrors in enhancing performance parameters in various configurations is underscored throughout the text.
Current mirrors are effective in improving the gain of common emitter and common source amplifiers.
The application of current mirrors as biasing elements enhances the performance of both differential mode and common mode signals.
Using current mirrors can drastically reduce common mode gain, improving common mode rejection in differential amplifiers.
A circuit configuration that copies current from one branch to another, maintaining a stable current output.
The gain of a differential amplifier when the same input signal is applied to both inputs, referring to the amplifier's ability to reject noises that are common to both inputs.
An electronic amplifier that amplifies the difference between two input voltages while rejecting any voltage common to the two inputs.
Total Questions
2
Estimated Time
4 min
Passing Score
70%
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