HW_13 - EE 438 Homework #13 Basic FET Amplifiers Note: In...

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Unformatted text preview: EE 438 Homework #13 Basic FET Amplifiers Note: In the problems below assume = 0 in the DC Analyses and that ro in the signal analysis. 1. Assume the following values for the components in the common source circuit shown on the next page. Rs = 1k, RG1 = 18k, RG 2 = 18k, RD = 5 k, VDD = 10 V . W Using a DC analysis with the transistor parameters Vt = 2 V and k n = 0.2 mA/V 2 , L find: (a) VGS, (b) ID, (c) VDS, and (d) gm. v Using a signal analysis find: (e) the signal voltage gain, Av = o . vi 2. Assume the following values for the components in the common drain (source follower) circuit shown on the next page. Rs = 1 k, RG1 = 40k, RG 2 = 60k, RS = 7.5k , VDD = 10 V. . W Using a DC analysis with the transistor parameters Vt = 1 V and k n = 0.2 mA/V 2 , L find: (a) VGS, (b) ID, (c) VDS, and (d) gm. Using a signal analysis find: (e) the signal voltage gain, Av = vo . vi 3. Assume the following values for the components in the common gate circuit shown on the next page. Rs = 1k , RD = 4 k, VGG = 6 V, VDD = 10 V . W Using a DC analysis with the transistor parameters Vt = 1 V and k n = 0.125 mA/V 2 , L find: (a) VGS, (b) ID, (c) VDS, and (d) gm. v Using a signal analysis find: (e) the signal voltage gain, Av = o . vi Basic Single Discreet MOSFET Amplifiers Common Source Amplifier RG1 Rs + _ RD + _vo VDD RG2 vi Common Drain Amplifier (Source Follower) RG1 Rs + _ VDD + _vo vi RG2 RS Common Gate Amplifier Rs vi + _ RD VGG +v o _ VDD ...
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HW_13 - EE 438 Homework #13 Basic FET Amplifiers Note: In...

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