Consider the n-channel MOSFET circuit below, where substrates of the tran- sistors are grounded. a) Find...
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Consider the n-channel MOSFET circuit below, where substrates of the tran- sistors are grounded. a) Find the DC drain current ID and small signal parameter 9m of Q1, b) Find the differential mode gain, Ad, c) Find the common mode gain, Acr d) Find the common-mode-rejection-ratio (CMRR), e) Find vo, if v₁ = 0.1 sin (2760t) + 0.005 sin (271000t) and V₁2 = 0.1 sin (2760t) - 0.005 sin (271000t) V₁1 200kΩ ģ 0.5mA 20V 오 -20V 200kΩ V12 ID = KN (VGS - VTN)² 9m ƏID ƏVGS Q1 = Q2 KN = 1mA/V² VTN = 0.5 V Consider the n-channel MOSFET circuit below, where substrates of the tran- sistors are grounded. a) Find the DC drain current ID and small signal parameter 9m of Q1, b) Find the differential mode gain, Ad, c) Find the common mode gain, Acr d) Find the common-mode-rejection-ratio (CMRR), e) Find vo, if v₁ = 0.1 sin (2760t) + 0.005 sin (271000t) and V₁2 = 0.1 sin (2760t) - 0.005 sin (271000t) V₁1 200kΩ ģ 0.5mA 20V 오 -20V 200kΩ V12 ID = KN (VGS - VTN)² 9m ƏID ƏVGS Q1 = Q2 KN = 1mA/V² VTN = 0.5 V
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SOLUTION a To find the DC drain current Ip and small signal parameter gm of Q1 we need to first find the operating point of the circuit We can do this by setting the independent sources equal to zero ... View the full answer
Related Book For
Analysis and Design of Analog Integrated Circuits
ISBN: 978-0470245996
5th edition
Authors: Paul R. Gray, ? Paul J. Hurst Stephen H. Lewis, ? Robert G. Meyer
Posted Date:
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