1. The following circuit shows a discrete common source MOSFET ampliierThe MOSFTE is n-channel MOSFET.The transconductance of the n-channel MOSFET (g) is 3 mA/V.Rig 100 kN, RGI =47 MQ, Rir 100 kQ, Rm= 10 MO R=2 kQ, Rp -4.7 k£2,RL 10 k2, Rsig 100 k2, Cgs 1 pF, Cgd0.2 pF VAThe C-S MOSFET amplifier has three low break frequencies in low frequency band atfLI=1 Hz (caused by Cei), fiz2 100 Hz (caused by Cs), fo= 10HZ (caused by Cc)(a) Draw small signal equivalent circuit of the amplifier in low frequeney band.VDDRG1RDCc2Q1Cc1RLRsigRG2VsigRS

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1. The following circuit shows a discrete common source MOSFET amplilier The MOSFTE is n-channel MOSFET. The transconductance of the n-channel MOSFET (g) is 3 mA/V. Raig 100 k2, RGI 47 MS, Raig 100 kC, Ra2 10 MQ, Rs=2 kQ, Rp-4 7 k2, RL 10 k2, Rsig 100 k2, C 1 pF, Cgd0.2 pF VA n The C-S MOSFET amplifier has three low break frequencies in low frequency band at fLI=1 Hz (caused by Cei), fiz 100 Hz (caused by Cs), fo= 10HZ (caused by Ccz) (a) Draw small signal equivalent circuit of the amplifier in low frequency band. VDD RG1 RD Cc2 Q1 Cc1 RL Rsig RG2 Cs Vsig RS

1. The following circuit shows a discrete common source MOSFET amplilier The MOSFTE is n-channel MOSFET. The transconductance of the n-channel MOSFET (g) is 3 mA/V. Raig 100 k2, RGI 47 MS, Raig 100 kC, Ra2 10 MQ, Rs=2 kQ, Rp-4 7 k2, RL 10 k2, Rsig 100 k2, C 1 pF, Cgd0.2 pF VA n The C-S MOSFET amplifier has three low break frequencies in low frequency band at fLI=1 Hz (caused by Cei), fiz 100 Hz (caused by Cs), fo= 10HZ (caused by Ccz) (a) Draw small signal equivalent circuit of the amplifier in low frequency band. VDD RG1 RD Cc2 Q1 Cc1 RL Rsig RG2 Cs Vsig RS

Delmar's Standard Textbook Of Electricity

7th Edition

ISBN:9781337900348

Author:Stephen L. Herman

Publisher:Stephen L. Herman

Chapter18: Resistive-inductive Parallel Circuits

Section: Chapter Questions

Problem 13PP: In an R-L parallel circuit, IT=1.25 amps, R=1.2k, and XL=1k. Find IR

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