PHT.301 Physics of Semiconductor Devices

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Outline

Introduction

Electrons in crystals

Intrinsic Semiconductors

Extrinsic Semiconductors

Transport

pn junctions

Contacts

JFETs/MESFETs

MOSFETs

Bipolar transistors

Opto-electronics

Lectures

Books

Exam questions

Html basics

TUG students

Student projects

      

JFETs, MESFETs

Reading: Sze chapter 7 or Singh chapter 8. For MESFETs see: Thuselt 6.2 and 6.7

    For the exam:
  • Be able to describe the operation principle of JFETs and MESFETs.
  • Know how to calculate the pinch-off voltage.
  • Be able to calculate the drain current for a JFET or MESFET. Know the what the linear regime and the saturation regimes are.

Student projects

JFETs, MESFETs
Patrick Mayrhofer, 2010

Transistor characteristics of a n-channel JFET
Transistor characteristics of a p-channel JFET