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Electronic Devices - PNPN

Exercise : PNPN - General Questions
21.
This is an example of a high-isolation ________ gate.

OR
NOT
AND
NAND
Answer: Option
Explanation:
No answer description is available. Let's discuss.
22.
Which of the following devices has (have) four layers of semiconductor materials?
Silicon-controlled switch (SCS)
Gate turn-off switch (GTO)
Light-activated silicon-controlled rectifier (LASCR)
All of the above
Answer: Option
Explanation:
No answer description is available. Let's discuss.
23.
Which of the following parameters are usually provided by the manufacturer on the specification sheet for SCRs?
Turn-on time (ton )
Turn-off time (toff )
Junction and case temperatures (tj and tc )
All of the above
Answer: Option
Explanation:
No answer description is available. Let's discuss.
24.
What is the maximum current (rms) rating for commercially available LASCRs today?
3 A
15 A
20 A
25 A
Answer: Option
Explanation:
No answer description is available. Let's discuss.
25.
Which of the following areas is (are) applications of an SCS?
Counters
Pulse generators
Voltage sensors
All of the above
Answer: Option
Explanation:
No answer description is available. Let's discuss.
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