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Practice Questions
Test your understanding with targeted questions related to the topic.
Question 1
Easy
What is IREF in a Simple BJT Current Mirror?
💡 Hint: Remember, IREF flows through RREF connected to VCC.
Question 2
Easy
How is Q1 configured in a Simple BJT Current Mirror?
💡 Hint: Think about how this affects its current-voltage relationship.
Practice 4 more questions and get performance evaluation
Interactive Quizzes
Engage in quick quizzes to reinforce what you've learned and check your comprehension.
Question 1
What is the configuration of Q1 in a Simple BJT Current Mirror?
- Diode-connected
- Emitter-connected
- Collector-connected
💡 Hint: Think about how this connection affects current flow.
Question 2
True or False: The current IOUT can be greater than IREF in a Simple BJT Current Mirror.
- True
- False
💡 Hint: Reflect on the relationship between the transistor currents.
Solve 1 more question and get performance evaluation
Challenge Problems
Push your limits with challenges.
Question 1
Design a current mirror where IREF is set to 2mA using a resistor tied to a 12V source. Calculate RREF assuming VBE is 0.7V. What minimum resistor value should you choose?
💡 Hint: Step through Ohm's law and keep the voltage drop in mind.
Question 2
Evaluate the impact of a significant beta mismatch in your BJT transistors. How might this affect the expected output current?
💡 Hint: Think of the reliability and precision implications for high-stakes applications.
Challenge and get performance evaluation