Practice Junction Field Effect Transistors (jfets) (3) - Junction Field Effect Transistors (JFETs)

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9 questions

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Exercise
6 questions · about 4 min · pass mark 70%. Hints available.
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3 questions · about 2 min · pass mark 70%. Hints available.
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6 sample questions

Question 1.
What is a JFET?
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Consider how it differs from BJTs.
Question 2.
What are the two types of JFET?
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Think about the type of charge carriers.
3Question 3.
Which type of JFET uses electrons as charge carriers?
- p-channel
- n-channel
- bipolar
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Think about the type of semiconductor used.
4Question 4.
True or False: JFETs are current-controlled devices.
- True
- False
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Remember how JFETs control current.
Question 5.
You are designing a circuit that requires low power consumption and high input impedance. Would you choose a JFET or a BJT? Justify your choice.
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Think about the advantages of each type for specific applications.
Question 6.
Calculate the drain current for a JFET with IDSS of 10 mA and VGS(off) of -3V when VGS is -1V.
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Apply the formula and ensure you correctly substitute the values.

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