Exercise: Semiconductor Diodes

Questions for: Semiconductor Diodes

In what state is a silicon diode if the voltage drop across it is about 0.7 V?
A:
No bias
B:
Forward bias
C:
Reverse bias
D:
Zener region
Answer: B
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Which capacitance dominates in the forward-bias region?
A:
Diffusion
B:
Transition
C:
Depletion
D:
None of the above
Answer: A
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The ideal diode is a(n) ________ circuit in the region of nonconduction.
A:
open
B:
short
C:
D:
Answer: A
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Which of the following ratings is true?
A:
Si diodes have higher PIV and narrower temperature ranges than Ge diodes.
B:
Si diodes have higher PIV and wider temperature ranges than Ge diodes.
C:
Si diodes have lower PIV and narrower temperature ranges than Ge diodes.
D:
Si diodes have lower PIV and wider temperature ranges than Ge diodes.
Answer: B
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What is the value of the transition capacitance for a silicon diode when VD = 0? (Choose the best answer.)
A:
1 pF
B:
3 pF
C:
5 pF
D:
10 pF
Answer: B
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