• Electrical Engineering Archive: Questions from 2023-01-20

    Considering the following circuit, let Vtn = 0.5 V and unCox = 200 uA/V2 and W/L= 20.2. Neglect the channel-length modulation effect (i.e., assume lambda = 0 and the transistor operates in saturation region). R1= 50kohm and R2=110kohm, and Vs= 0.3V.
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    Considering the following circuit, let Vtn = 0.5 V and un.Cox.(W/L) = 300 uA/V2. Neglect the channel-length modulation effect (i.e., assume lambda = 0 and the transistor operates in saturation region). RG1 = 8kohm and RG2 = 7kohm, RD = Rs = 500 ohm, and Vdd= 1.8V.
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    For the following circuit unCox = 2.5, upCox = 20uA/V2, |Vt| = 1V, L = 10 um and W = 10 um, Find the labelled current and voltage.
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