MOSFET CurrentVoltage Characteristics COE 360 Principles of VLSI

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MOSFET Current-Voltage Characteristics COE 360 Principles of VLSI Design Dr. Aiman El-Maleh Computer Engineering

MOSFET Current-Voltage Characteristics COE 360 Principles of VLSI Design Dr. Aiman El-Maleh Computer Engineering Department King Fahd University of Petroleum and Minerals

Outline v MOS Operation Regions v MOS Current-Voltage Characteristics v Linear Region Current Equation

Outline v MOS Operation Regions v MOS Current-Voltage Characteristics v Linear Region Current Equation v Saturation Region Current Equation v Channel Length Modulation v Effective Channel Length and Width Based on Slides of Kenneth R. Laker, University of Pennsylvania MOSFET Current-Voltage Characteristics COE 360 – Principles of VLSI Design– KFUPM slide 2

NMOS Transistor Structure MOSFET Current-Voltage Characteristics COE 360 – Principles of VLSI Design– KFUPM

NMOS Transistor Structure MOSFET Current-Voltage Characteristics COE 360 – Principles of VLSI Design– KFUPM slide 3

NMOS Transistor in Linear Region MOSFET Current-Voltage Characteristics COE 360 – Principles of VLSI

NMOS Transistor in Linear Region MOSFET Current-Voltage Characteristics COE 360 – Principles of VLSI Design– KFUPM slide 4

NMOS Transistor at Edge of Saturation =VG-VT MOSFET Current-Voltage Characteristics COE 360 – Principles

NMOS Transistor at Edge of Saturation =VG-VT MOSFET Current-Voltage Characteristics COE 360 – Principles of VLSI Design– KFUPM slide 5

NMOS Transistor in Saturation MOSFET Current-Voltage Characteristics COE 360 – Principles of VLSI Design–

NMOS Transistor in Saturation MOSFET Current-Voltage Characteristics COE 360 – Principles of VLSI Design– KFUPM slide 6

MOS Current-Voltage Characteristics MOSFET Current-Voltage Characteristics COE 360 – Principles of VLSI Design– KFUPM

MOS Current-Voltage Characteristics MOSFET Current-Voltage Characteristics COE 360 – Principles of VLSI Design– KFUPM slide 7

MOS Current-Voltage Characteristics MOSFET Current-Voltage Characteristics COE 360 – Principles of VLSI Design– KFUPM

MOS Current-Voltage Characteristics MOSFET Current-Voltage Characteristics COE 360 – Principles of VLSI Design– KFUPM slide 8

MOS Current-Voltage Characteristics MOSFET Current-Voltage Characteristics COE 360 – Principles of VLSI Design– KFUPM

MOS Current-Voltage Characteristics MOSFET Current-Voltage Characteristics COE 360 – Principles of VLSI Design– KFUPM slide 9

MOS Current-Voltage Characteristics MOSFET Current-Voltage Characteristics COE 360 – Principles of VLSI Design– KFUPM

MOS Current-Voltage Characteristics MOSFET Current-Voltage Characteristics COE 360 – Principles of VLSI Design– KFUPM slide 10

MOS Current-Voltage Characteristics v Example MOSFET Current-Voltage Characteristics COE 360 – Principles of VLSI

MOS Current-Voltage Characteristics v Example MOSFET Current-Voltage Characteristics COE 360 – Principles of VLSI Design– KFUPM slide 11

MOS Current-Voltage Characteristics MOSFET Current-Voltage Characteristics COE 360 – Principles of VLSI Design– KFUPM

MOS Current-Voltage Characteristics MOSFET Current-Voltage Characteristics COE 360 – Principles of VLSI Design– KFUPM slide 12

Channel Length Modulation MOSFET Current-Voltage Characteristics COE 360 – Principles of VLSI Design– KFUPM

Channel Length Modulation MOSFET Current-Voltage Characteristics COE 360 – Principles of VLSI Design– KFUPM slide 13

Channel Length Modulation MOSFET Current-Voltage Characteristics COE 360 – Principles of VLSI Design– KFUPM

Channel Length Modulation MOSFET Current-Voltage Characteristics COE 360 – Principles of VLSI Design– KFUPM slide 14

Channel Length Modulation MOSFET Current-Voltage Characteristics COE 360 – Principles of VLSI Design– KFUPM

Channel Length Modulation MOSFET Current-Voltage Characteristics COE 360 – Principles of VLSI Design– KFUPM slide 15

MOS Current-Voltage Characteristics MOSFET Current-Voltage Characteristics COE 360 – Principles of VLSI Design– KFUPM

MOS Current-Voltage Characteristics MOSFET Current-Voltage Characteristics COE 360 – Principles of VLSI Design– KFUPM slide 16

Effective Channel Length and Width MOSFET Current-Voltage Characteristics COE 360 – Principles of VLSI

Effective Channel Length and Width MOSFET Current-Voltage Characteristics COE 360 – Principles of VLSI Design– KFUPM slide 17