Electronic Devices and Circuit Theory- Semiconductor Diodes
Electronic Devices and Circuit Theory- Semiconductor Diodes
21. What is the value of the transition capacitance for a silicon diode when VD = 0? (Choose the best answer.)
- 1 pF
- 3 pF
- 5 pF
- 10 pF
22. Which of the following ratings is true?
- Si diodes have higher PIV and narrower temperature ranges than Ge diodes.
- Si diodes have higher PIV and wider temperature ranges than Ge diodes.
- Si diodes have lower PIV and narrower temperature ranges than Ge diodes.
- Si diodes have lower PIV and wider temperature ranges than Ge diodes.
24. Which capacitance dominates in the forward-bias region?
- Diffusion
- Transition
- Depletion
- None of the above
25. In what state is a silicon diode if the voltage drop across it is about 0.7 V?
- No bias
- Forward bias
- Reverse bias
- Zener region
26. What is the ratio of the capacitive reactance XCS to the input resistance RI of the input RC circuit of a single-stage BJT amplifier at the low-frequency cutoff?
- 0.25
- 0.50
- 0.75
- 1.0