89.3.1 - Summary of Numerical Examples on Current Mirror
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Practice Questions
Test your understanding with targeted questions
What is the function of a current mirror in a circuit?
💡 Hint: Think about how currents can be mirrored in circuits.
If you have a load resistor of 10 k ohms and a current of 2 mA, what is the voltage drop across the resistor?
💡 Hint: Use Ohm's law for voltage calculations.
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Interactive Quizzes
Quick quizzes to reinforce your learning
What does the term 'current mirror' refer to in electronics?
💡 Hint: Think about the concept of copying a current in circuits.
True or False: A differential amplifier amplifies the same signal applied to both inputs.
💡 Hint: Recall the purpose of a differential amplifier!
1 more question available
Challenge Problems
Push your limits with advanced challenges
For a given circuit with two resistors in parallel of values 100 kΩ and 150 kΩ connected to a current mirror output, calculate the effective resistance seen by the current mirror. Discuss how this can impact the overall circuit performance.
💡 Hint: Think about how parallel resistances work.
In a differential amplifier with one transistor having a significantly high beta than the other, devise a method to analyze how current imbalances may affect the output. Provide a solution outlining your approach to troubleshooting.
💡 Hint: Reflect on how biasing impacts current flow.
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