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LAB 05

LAB 05. MOSFET CS Amplifier. 1. Choose a bias scheme. Example : design a Common source amplifier V DD =15V, A v =-10, I D =4mA, MOSFET=IRF840. Step1: choose Fixed Biasing scheme. Step2: find R D and R S. Step3: find R G1 and R G2. From Datasheet. Step4: simulate by Spice.

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LAB 05

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  1. LAB 05 MOSFET CS Amplifier

  2. 1. Choose a bias scheme

  3. Example : design a Common source amplifier VDD=15V, Av=-10, ID=4mA, MOSFET=IRF840 Step1: choose Fixed Biasing scheme. Step2: find RD and RS

  4. Step3: find RG1 and RG2 From Datasheet Step4: simulate by Spice

  5. Step4: simulate by Spice

  6. Step5: Using the sweep function of function generator to find the Bandwidth of this CS amplifier.

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