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Question: Answered & Verified by Expert
Transfer characteristics [output voltage $\left(V_{0}\right)$ vs input voltage $\left.\left(V_{\mathrm{i}}\right)\right]$ for a base biased transistor in CE configuration is as shown in the figure. For using transistor as a switch, it is used
PhysicsSemiconductorsVITEEEVITEEE 2017
Options:
  • A in region (III)
  • B both in region (I) and (III)
  • C in region (II)
  • D in region (I)
Solution:
1122 Upvotes Verified Answer
The correct answer is: both in region (I) and (III)
$\mathrm{I} \rightarrow \mathrm{ON}$
$\mathrm{II} \rightarrow \mathrm{OFF}$
In II nd state it is used as a amplifier it is active region.

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