10.7. Numerical Problems

Try these first

1. 1.

   What does MOSFET stand for?

   Hint

   Think about the materials used in its construction.

2. 2.

   What is the primary charge carrier in n-MOSFET?

   Hint

   Consider which type of particle carries the current.

3. 3.

   What is the primary function of a MOSFET?

   • A) Store charge
   • B) Control current
   • C) Increase pressure

   Hint

   Think about how these devices are used in circuits.

4. 4.

   True or False: In n-MOSFET, the channel is made of p-type material.

   • True
   • False

   Hint

   Recall the dynamic changes that occur in the MOSFET's operation.

5. 5.

   Given a n-MOSFET with a Vgs of 15 V and Vds of 10 V, calculate the drain current using the specific numerical equations relevant to its I-V characteristics.

   Hint

   Make sure you know the threshold voltage and the parameters affecting the drain current.

6. 6.

   Design a dual-MOSFET inverter circuit using both n-MOS and p-MOS transistors and explain the working and characteristics.

   Hint

   Identify how the two types complement each other in the design.