Practice - Biasing the PN Junction
Practice Questions
Test your understanding with targeted questions
What happens to the depletion region in forward bias?
💡 Hint: Think about how charge carriers influence the region.
Define reverse saturation current.
💡 Hint: Consider how reverse bias affects carrier movement.
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Interactive Quizzes
Quick quizzes to reinforce your learning
What condition allows current to flow through the diode?
💡 Hint: Think about how the positive terminal affects charge carriers.
True or False: Reverse bias increases the barrier height.
💡 Hint: Consider the implications of applying negative voltage to the diode.
1 more question available
Challenge Problems
Push your limits with advanced challenges
A silicon diode has a reverse saturation current of 10^-14 A. Calculate the current through the diode at 0.7V at room temperature. Assume q = 1.6 × 10^-19 C and k = 1.38 × 10^-23 J/K.
💡 Hint: Apply the diode equation while ensuring the correct unit conversions for temperature.
In what scenarios would it be advantageous to use a Zener diode under reverse bias instead of a regular diode?
💡 Hint: Consider the implications of breakdown voltage on circuit design.
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Reference links
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