Electronics and Communication Engineering - Electronic Devices and Circuits - Discussion

Discussion Forum : Electronic Devices and Circuits - Section 8 (Q.No. 9)
9.
Which one of the following bipolar transistors has the highest current gain bandwidth Product (fr) for similar geometry?
NPN germanium transistor
NPN silicon transistor
PNP germanium transistor
PNP silicon transistor
Answer: Option
Explanation:
No answer description is available. Let's discuss.
Discussion:
1 comments Page 1 of 1.

Vishal said:   8 years ago
Answer should be A because the current gain is high for germanium relating to mobility of Ge higher than si for constant bandwidth.

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