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332:463 Analog Electronics Analog Electronics Lecture 3 – Small-signal Models: MOS Jeff Walling Rutgers University

Walling - 463 - Lecture 3 - Small-Signal MOS

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Analog Electronics Lecture 3

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Page 1: Walling - 463 - Lecture 3 - Small-Signal MOS

332:463Analog ElectronicsAnalog Electronics

Lecture 3 – Small-signal Models: MOS

Jeff WallingRutgers University

Page 2: Walling - 463 - Lecture 3 - Small-Signal MOS

Analog @ ECE RutgersBJT Small-signal: Output resistance

9/13/2011 2Analog Electronics

Page 3: Walling - 463 - Lecture 3 - Small-Signal MOS

Analog @ ECE RutgersBJT Small-signal: Wrap-up

9/13/2011 3Analog Electronics

Page 4: Walling - 463 - Lecture 3 - Small-Signal MOS

Analog @ ECE RutgersBJT Small-signal: Wrap-up

9/13/2011 4Analog Electronics

Page 5: Walling - 463 - Lecture 3 - Small-Signal MOS

Analog @ ECE RutgersBJT Small-signal: Wrap-up

9/13/2011 5Analog Electronics

Page 6: Walling - 463 - Lecture 3 - Small-Signal MOS

Analog @ ECE RutgersMOS Cross-section

9/13/2011 6Analog Electronics

Page 7: Walling - 463 - Lecture 3 - Small-Signal MOS

Analog @ ECE RutgersSEM (Scanning Electron Micrograph) Cross Section

9/13/2011 7Analog Electronics

Page 8: Walling - 463 - Lecture 3 - Small-Signal MOS

Analog @ ECE RutgersMOS Device Symbols

9/13/2011 8Analog Electronics

Page 9: Walling - 463 - Lecture 3 - Small-Signal MOS

Analog @ ECE RutgersMOS I-V Characteristic

9/13/2011 9Analog Electronics

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Analog @ ECE RutgersThree regions of operation: Cutoff

9/13/2011 10Analog Electronics

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Analog @ ECE RutgersThree regions of operation: Linear (Triode) Region

9/13/2011 11Analog Electronics

Page 12: Walling - 463 - Lecture 3 - Small-Signal MOS

Analog @ ECE RutgersThree regions of operation: Linear (Triode) Region

9/13/2011 12Analog Electronics

Page 13: Walling - 463 - Lecture 3 - Small-Signal MOS

Analog @ ECE RutgersThree regions of operation: Linear (Triode) Region

9/13/2011 13Analog Electronics

Page 14: Walling - 463 - Lecture 3 - Small-Signal MOS

Analog @ ECE RutgersThree regions of operation: Linear (Triode) Region

9/13/2011 14Analog Electronics

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Analog @ ECE RutgersThree regions of operation: Saturation Region

9/13/2011 15Analog Electronics

Page 16: Walling - 463 - Lecture 3 - Small-Signal MOS

Analog @ ECE RutgersThree regions of operation: Saturation Region

9/13/2011 16Analog Electronics

Page 17: Walling - 463 - Lecture 3 - Small-Signal MOS

Analog @ ECE RutgersThree regions of operation: Saturation Region

9/13/2011 17Analog Electronics

Page 18: Walling - 463 - Lecture 3 - Small-Signal MOS

Analog @ ECE RutgersSmall-signal Model

9/13/2011 18Analog Electronics

Page 19: Walling - 463 - Lecture 3 - Small-Signal MOS

Analog @ ECE RutgersSmall-signal Model

9/13/2011 19Analog Electronics

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Analog @ ECE RutgersSmall-signal Model

9/13/2011 20Analog Electronics