Enhanced Device Characteristics of InGaAs MOSFETs Using High Switching Speed Ferroelectric Material

Ping Huang, Mu Yu Chen, Edward Yi Chang

Research output: Chapter in Book/Report/Conference proceedingConference contributionpeer-review

Abstract

In this work, InGaAs ferroelectric FET (FE-FET) is shown to have superior performance than baseline MOSFET in terms of DC, short-channel effects, high-frequency and power efficiency by using TCAD simulation. This phenomenon can be attributed to the higher electron velocity, higher device transconductance and intensified gate control in FE-FET due to the amplified effect. Though thicker ferroelectric leads to better DC properties, the optimum ferro-thickness for high-frequency applications is around 7 nm due to the trade-off between electron velocity and parasitic capacitance. Besides, the applied drain-to-source voltage (VDS) is found to be 21 % lower than baseline device with identical cut-off frequency (fT).

Original languageEnglish
Title of host publication2023 International VLSI Symposium on Technology, Systems and Applications, VLSI-TSA/VLSI-DAT 2023 - Proceedings
PublisherInstitute of Electrical and Electronics Engineers Inc.
ISBN (Electronic)9798350334166
DOIs
StatePublished - 2023
Event2023 International VLSI Symposium on Technology, Systems and Applications, VLSI-TSA/VLSI-DAT 2023 - Hsinchu, Taiwan
Duration: 17 Apr 202320 Apr 2023

Publication series

Name2023 International VLSI Symposium on Technology, Systems and Applications, VLSI-TSA/VLSI-DAT 2023 - Proceedings

Conference

Conference2023 International VLSI Symposium on Technology, Systems and Applications, VLSI-TSA/VLSI-DAT 2023
Country/TerritoryTaiwan
CityHsinchu
Period17/04/2320/04/23

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