2010_ece2c_mt_a

2010_ece2c_mt_a - ECE 2C Mid-Term Exam May 6 2010 Do not...

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1 a ECE 2C Mid-Term Exam May 6, 2010 Do not open exam until instructed to. Closed book: Crib sheet and 1 page personal notes permitted There are xx problems on this exam, and your have 50 minutes. Use any and all reasonable approximations (5% accuracy is fine. ) , AFTER STATING and approximately Justifying them. Name: _______________________ Problem Points Received Points Possible 1a 10 1b 10 1c 10 1d 15 1e 10 1f 10 1g 15 2 20 total 100
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2 a Problem 1, 85 points You will be working on the circuit below: R L R L R L R D R g2 R g1 C in R gen V gen V out V DD C out V in Q1 is a mobility-limited FET, ie. ) 1 ( ) )( 2 / ( 2 ds th gs g g ox d V V V L W C I where ) 2 / ( g g ox L W C =4 2 V / mA , 1 V 1 . 0 , and th V =0.3 V. +Vcc= +3.0 volts. Cin1 and Cout are very big and have negligible AC impedance. RL=10 kOhm Rgen=100kOhm
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3 a Part a, 10 points DC bias. Q1 is to be biased with 1 mA drain current. The drain of Q1 is to be biased at
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2010_ece2c_mt_a - ECE 2C Mid-Term Exam May 6 2010 Do not...

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