For the high-pass filter op-amp circuit below,
if R1 = 25
kΩ, R2 = 200 kΩ, and C =
160 µF, determine the nominal voltage gain of the filter at very
high frequencies within the passband,
in V/V.
Solved 1 Answer
See More Answers for FREE
Enhance your learning with StudyX
Receive support from our dedicated community users and experts
See up to 20 answers per week for free
Experience reliable customer service
By \mathrm{KCL} @ 0 \mathrm{D}\begin{array}{l}\frac{0-v_{1}}{R_{1}+1 / s c}+\frac{0-v_{0}}{R_{2}}=0 \\-\frac{S C V_{1}}{R_{1} S c+1}-\frac{V_{0}}{R_{2}}=0 \\-S C R_{2} v_{1}-v_{0} R_{1} s C-v_{0}=0 \\V_{0}\left(1+R_{1} S C\right)=-S C R_{2} V_{1} \\\frac{v_{0}}{v_{1}}=-\frac{S R_{2} C}{1+R_{1} S C} \\{\left[A_{v}(S)=-\frac{S R_{2} C}{S R_{1} C+1}\right]} \\A(s)=-\frac{S 200 \times 10^{3} \times 160 \times 10^{-6}}{s\left(25 \times 10^{3} \times 160 \times 10^{-6}\right)+1} \\{\left[A_{0}(s)=-\frac{32 s}{4 s+1}\right]} \\\end{array} ...