Determine voltage gain, Input resistance and output resistance for the MOSFET amplifier shown.

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written 7.3 years ago by

teamques10 ★ 65k

modified 19 months ago by

yashbeer ★ 11k

The diagram below

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written 7.3 years ago by

teamques10 ★ 65k

DC analysis of the circuit:

1.$V_G = \frac{R_2}{(R_1+ R_2 )} (V_DD-V_SS) – 5V= \frac{30}{(180 + 30)}X 10 – 5 = -3.571V$

Applying KVL to gate source loop we get,

∴$V_GSQ= 5+V_G- I_DQ R_S = 5 -3.571 – 1000 I_DQ = 1.429 –1000 I_DQ$

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