Q.

Which of these are incorrect about Darlington amplifier?

A. it has a high input resistance
B. the output resistance is low
C. it has a unity voltage gain
D. it is a current buffer
Answer» D. it is a current buffer
Explanation: a darlington amplifier has a very high input resistance, low output resistance, unity voltage gain and a high current gain. it is a voltage buffer, not a current buffer.
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