66.3.2. Basic Operation and Limitations

Try these first

1. 1.

   What is the main advantage of using active loads in amplifiers?

   Hint

   Think about performance enhancement.

2. 2.

   Describe one characteristic of a common emitter amplifier.

   Hint

   Consider the I-V relationship.

3. 3.

   What is the main motivation for using active loads in amplifiers?

   • To reduce noise
   • To increase gain
   • To decrease power consumption

   Hint

   Consider why enhanced performance might be desirable.

4. 4.

   True or False: The common emitter amplifier configuration exhibits linear I-V characteristic.

   • True
   • False

   Hint

   Recall the discussed I-V behavior.

5. 5.

   Design a common emitter amplifier circuit with given constraints of supply voltage and required gain. Discuss potential challenges.

   Hint

   Use circuit design principles to prioritize performance under limits.

6. 6.

   Evaluate a practical common source amplifier configuration and compare it to a common emitter amplifier. Discuss the expected performance differences.

   Hint

   Focus on the unique I-V characteristics of both configurations for discussions.