in Analog Circuits recategorized by
62 views
0 votes
0 votes

In the voltage regulator circuit shown in the figure, the op-amp is ideal. The BJT has $V_{BE} = 0.7\:V$ and $\beta = 100,$ and the zener voltage is $4.7\:V.$ For a regulated output of $9\:V,$ the value of $R$ (in $\Omega)$ is ______.

in Analog Circuits recategorized by
by
15.8k points
62 views

Please log in or register to answer this question.

Answer:
Ask
Welcome to GO Electronics, where you can ask questions and receive answers from other members of the community.