Current mirror without emitter degeneration

Authors	Stephen Woodward
Main Document	Article «A current mirror reduces Early effect»
Description	Figure 1
File Format / Size	PDF / 6 Kb
Document Language	English

Other Materials from the Main Document

Article «A current mirror reduces Early effect»

Figure 1. Current mirror without emitter degeneration
Figure 2. Current mirror with emitter degeneration
Figure 3. A normalized Early effect (y-axis) versus emitter degeneration voltage V_E= I_A×R (x-axis). Note that just 50 mV reduces Early by 3:1. That's indeed a "long way"!

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Microcontrollers