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4.15 For the NMOS common-source amplifier in Figure P4.15, the transistor parameters are: VTN = 0.8 V, K = 1 mA/V², and λ = 0. The circuit para- meters are VDD =5V, Rs = 1k, RD =4k, R₁ = 225 k2, and R₂ = 175 ks. (a) Calculate the quiescent values Ing and VDsq. (b) Deter- mine the small-signal voltage gain for RL = 0. (c) Determine the value of RL that will reduce the small-signal voltage gain to 75 percent of the value found in part (b). VDD ww R₁ Rp ww Rin Ca اکھ ww Figure P4.15 Rs ww RL ww +

4.15 For the NMOS common-source amplifier in Figure P4.15, the transistor parameters are: VTN = 0.8 V, K = 1 mA/V², and λ = 0. The circuit para- meters are VDD =5V, Rs = 1k, RD =4k, R₁ = 225 k2, and R₂ = 175 ks. (a) Calculate the quiescent values Ing and VDsq. (b) Deter- mine the small-signal voltage gain for RL = 0. (c) Determine the value of RL that will reduce the small-signal voltage gain to 75 percent of the value found in part (b). VDD ww R₁ Rp ww Rin Ca اکھ ww Figure P4.15 Rs ww RL ww +

Introductory Circuit Analysis (13th Edition)
Introductory Circuit Analysis (13th Edition)
13th Edition
ISBN:9780133923605
Author:Robert L. Boylestad
Publisher:Robert L. Boylestad
Chapter1: Introduction
Section: Chapter Questions
Problem 1P: Visit your local library (at school or home) and describe the extent to which it provides literature...
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4.15 For the NMOS common-source amplifier in Figure P4.15, the transistor parameters are: VTN = 0.8 V, K = 1 mA/V², and λ = 0. The circuit para- meters are VDD =5V, Rs = 1k, RD =4k, R₁ = 225 k2, and R₂ = 175 ks. (a) Calculate the quiescent values Ing and VDsq. (b) Deter- mine the small-signal voltage gain for RL = 0. (c) Determine the value of RL that will reduce the small-signal voltage gain to 75 percent of the value found in part (b). VDD ww R₁ Rp ww Rin Ca اکھ ww Figure P4.15 Rs ww RL ww +
Transcribed Image Text:4.15 For the NMOS common-source amplifier in Figure P4.15, the transistor parameters are: VTN = 0.8 V, K = 1 mA/V², and λ = 0. The circuit para- meters are VDD =5V, Rs = 1k, RD =4k, R₁ = 225 k2, and R₂ = 175 ks. (a) Calculate the quiescent values Ing and VDsq. (b) Deter- mine the small-signal voltage gain for RL = 0. (c) Determine the value of RL that will reduce the small-signal voltage gain to 75 percent of the value found in part (b). VDD ww R₁ Rp ww Rin Ca اکھ ww Figure P4.15 Rs ww RL ww +
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