lec1_mos_device

# lec1_mos_device - Excersice • Draw a voltage in current...

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Click to edit Master subtitle style 11/9/09 Lecture 1 MOS Device Review Janet M. Wang (Dr. Brodersen’s slides and Sedra & Smith Slides)

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11/9/09 Background Knowledge KCL, KVL –Kirchoff laws Voltage, current Dividers Thevenin, Norton Equivalents 2-port Equivalents Phasors, Frequency Response
11/9/09 α v

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11/9/09 2-port equivalent circuit Voltage in and voltage out Current in and voltage out Current in and current out Voltage in and current out You should have the exactly same 4 equations for Rin, Rout, α v and Gm . (Gm is for small signal !!) Every 2-port may have hundreds of

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Unformatted text preview: 11/9/09 Excersice • Draw a voltage in, current out 2-port • Find out α v and Gm relationship (sign ??) • Gm vs. g m • Slide 3 bottom a a 11/9/09 0.5 v 1.0 V 50u A 150u A Analog Design in Sat region (has good gain) 4 terminal Device Linear region does not have much gain, need to avoid !! 11/9/09 T V Come from process. Analog design wants as small as possible Digital design wants big threshold voltage to reduce Leakage ! 11/9/09 11/9/09 11/9/09 11/9/09 11/9/09 11/9/09 11/9/09 11/9/09 11/9/09 11/9/09 11/9/09 11/9/09 2 11/9/09...
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lec1_mos_device - Excersice • Draw a voltage in current...

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