Introductory Circuit Analysis (13th Edition)
13th Edition
ISBN: 9780133923605
Author: Robert L. Boylestad
Publisher: PEARSON
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For the amplifier shown below, find the expressions for Vout / isig, Rin and Rout.
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- Vo 7) Consider the multi-stage amplifier shown below with its corresponding small signal model. Using the provided small signal model, perform small signal analysis to determine expressions the you would need to determine Av Vin Do NOT solve for Av, just provide the expressions that you would need to determine Av. Write your answer's and show your work! Do NOT make any approximations. Vin Vcc Rd1 M1 Vo1 Vin 2 quot + Vgs gm1 Vgs ro1 Vo1 Vcc WWW www. Rd1 Rc2 Q2 Re2 Vo + 4 Vbe rл2 gm2 Vbe Re2 ro2 Vo Rc2arrow_forwardPlease help with two questions. What is the cutoff frequency for this amplifier (in kHz)? For input frequency 20 kHz, what is the phase angle (in degrees)?arrow_forward4) Consider the amplifier shown below with its corresponding small signal model. Using the provided small signal model, perform small signal analysis to determine expressions the you would need to determine Av(s). Do NOT solve for Av(s), just provide the expressions that you would need to determine Av(s). Show your work! Do NOT make any approximations. Vin Cf Vcc WWW R Vo CL Vin W R1 Cf + Vberπ ww R gm Vbe W ro Vo CLarrow_forward
- Find the desired in point 54 with finding what you can find.arrow_forward3. Amplifier: (a) Which type of amplifier is shown in the figure on the right? What are its proper- ties? What is the condition for U? Name one pratical application for this type of amplifier. (b) Calculate the input impedance of the am- plifier shown in the figure. U Rarrow_forwardAn operational amplifier consisting of three cascaded stages has a voltage gain of 3500. The gain of the first two stages is known to be -5 and -900. What is the voltage gain of the last stage and which type of MOSFET amplifier would you prefer for this stage?arrow_forward
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