EC > GATE 2020 > Voltage Regulators
In the voltage regulator shown below, VI is the unregulated input at 15 V. Assume VBE=0.7 V and the base current is negligible for both the BJTs. If the regulated output V₀ is 9 V, the value of R₂ is _______ Ω.
Correct : 800
Similar Questions
In the voltage reference circuit shown in the figure, the op-amp is ideal and the transistors Q1, Q2,...,Q32 are identical in all respects and have infinitely l...
In the voltage regulator circuit shown in the figure, the op-amp is ideal. The BJT has VBE = 0.7 V and β = 100, and the zener voltage is 4.7 V. For a regulated...
Mr. X speaks _________ Japanese _________ Chinese.
Total Unique Visitors
Loading......