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Arizona State University

Electrical Characterization: MOSFETs

Arizona State University via Coursera

Overview

MOSFET transistor switches are the workhorse of semiconductor-based electronics. In this course, we begin with MOS capacitors and see how to extract the oxide charge density, which is important for controlling the MOSFET threshold voltage. We then review MOSFET electrical characteristics and see how current-voltage measurements are used to determine the threshold voltage. The course project uses real-world data to extract the threshold voltage of a 40 nm gate length MOSFET designed for 5G radio frequency integrated circuits.

Syllabus

  • Course Introduction
    • MOSFET transistor switches are the workhorse of semiconductor-based electronics. In this course, we begin with MOS capacitors and see how to extract the oxide charge density, which is important for controlling the MOSFET threshold voltage. We then review MOSFET electrical characteristics and see how current-voltage measurements are used to determine the threshold voltage. The course project uses real-world data to extract the threshold voltage of a 40 nm gate length MOSFET designed for 5G radio frequency integrated circuits.
  • Week 3.1: Extracting Oxide Charge Data From MOS C-V Measurements
    • This week, you will learn about MOS C-V curves and flat-band voltage.
  • Week 3.2: MOSFET Characterization - Part 1
    • This week, you will learn about the characterization of Metal Oxide Silicon Field Effect Transistors (MOSFETs).
  • Week 3.3: MOSFET Characterization - Part 2
    • This week, you will learn about extracting MOSFET device parameters.
  • Week 3.4: Course Wrap-up and Project
    • This week, you will complete a case study to assess your ability to extract the threshold voltage of a MOSFET.

Taught by

Trevor Thornton and Craig Smith

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