66.4.2. Shifting and Matching Axes

Try these first

1. 1.

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

   Hint

   Think about the function of an active load.

2. 2.

   Name one type of transistor used in active loads.

   Hint

   Consider common transistors used in electronic circuits.

3. 3.

   What is an active load used for in amplifiers?

   • To decrease voltage gain
   • To improve voltage gain
   • To stabilize temperature

   Hint

   Think about the function of active components in circuits.

4. 4.

   Load line analysis is used to determine what?

   • True
   • False

   Hint

   Look back to the significance of graphs in circuit design.

5. 5.

   Design a common emitter amplifier circuit with an active load. Explain the considerations and calculations for selecting components and achieving desired voltage gain.

   Hint

   Refer back to the gain formulas, component selection criteria, and practical circuit design principles.

6. 6.

   Explain how altering the overdrive voltage in a common source amplifier affects its amplification capabilities, providing equations to support your explanation.

   Hint

   Use relevant equations and remember how MOSFET parameters relate to overall amplifier performance.