Practice Field-Effect Transistors (FETs): JFET and MOSFET Operation, Characteristics, Biasing Needs - 2.6 | Module 2: Amplifier Models and BJT/FET BiasingV | Analog Circuits
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2.6 - Field-Effect Transistors (FETs): JFET and MOSFET Operation, Characteristics, Biasing Needs

Learning

Practice Questions

Test your understanding with targeted questions related to the topic.

Question 1

Easy

What is the primary control mechanism for FETs?

💡 Hint: Think about how BJTs operate compared to FETs.

Question 2

Easy

Name the two main types of FETs.

💡 Hint: Recall the terms we discussed in class.

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 type of device is a FET?

  • Bipolar
  • Unipolar
  • Diode

💡 Hint: Consider how BJTs operate.

Question 2

True or False: FETs draw a significant DC gate current

  • True
  • False

💡 Hint: Think about the operational principles of FETs.

Solve 1 more question and get performance evaluation

Challenge Problems

Push your limits with challenges.

Question 1

A JFET has an IDSS of 10 mA and a pinch-off voltage (VP) of -3 V. Calculate ID when the gate-source voltage (VGS) is -1.5 V.

💡 Hint: Remember the characteristics outlined in the section!

Question 2

A MOSFET operates with VDD = 24 V, RD = 4.7 kΩ, RS = 1 kΩ, and a desired ID = 0.5 mA. Calculate VGS if the k value of the device is 0.5 mA/V^2 and VTh = 3 V.

💡 Hint: Construct a load line on a graph for better visual understanding.

Challenge and get performance evaluation