55.4.2.2. Common Collector (CC) Amplifier

Try these first

1. 1.

   What is the main characteristic of a Common Collector amplifier?

   Hint

   Think about how it connects to other components.

2. 2.

   Why is a low output impedance useful?

   Hint

   Consider how it affects subsequent stages.

3. 3.

   What is a primary characteristic of a Common Collector amplifier?

   • High current gain
   • Voltage gain of more than one
   • Low current gain

   Hint

   Think about the primary function of the CC amplifier.

4. 4.

   True or False: The voltage gain of a CC amplifier is greater than one.

   • True
   • False

   Hint

   Reflect on its role in the circuit.

5. 5.

   Design a practical circuit utilizing a CC amplifier to minimize signal loss when interfacing a high impedance sensor with a microcontroller's ADC. Describe considerations you'd need to include.

   Hint

   Focus on your input and output impedance requirements.

6. 6.

   Evaluate the performance differences when using a CC amplifier in isolation versus combining it with a CE stage. What advantages does the cascaded configuration bring?

   Hint

   Think about the advantages of cascades in amplifier design.