Reduction of gate-induced drain leakage current of polycrystalline silicon thin-film transistor by drain bias sweeping

Dongli Zhang, Mingxing Wang, Huaisheng Wang, Yong Wu, Haiqin Zhou, Jin He

Research output: Chapter in Book/Conference Proceeding/ReportConference Paper published in a bookpeer-review

2 Citations (Scopus)

Abstract

Method of drain bias sweeping is reported to reduce the gate-induced drain leakage (GIDL) current but with other electrical parameters unaffected for p-type polycrystalline silicon thin-film transistors. It is proposed to be due to local electron trapping in the gate oxide near the drain after drain-bias sweeping such that the gate bias effect is screened. The effects of drain bias sweeping can be achieved equivalently by a DC bias stress. It is further proposed that pulsed drain bias sweeping is a most reliable method to achieve suppressed GIDL current and unaffected subthreshold and on-state characteristics.

Original languageEnglish
Title of host publicationProceedings of the 22nd International Symposium on the Physical and Failure Analysis of Integrated Circuits, IPFA 2015
PublisherInstitute of Electrical and Electronics Engineers Inc.
Pages407-410
Number of pages4
ISBN (Electronic)9781479999286, 9781479999286
DOIs
Publication statusPublished - 25 Aug 2015
Externally publishedYes
Event22nd International Symposium on the Physical and Failure Analysis of Integrated Circuits, IPFA 2015 - Hsinchu, Taiwan, Province of China
Duration: 29 Jun 20152 Jul 2015

Publication series

NameProceedings of the International Symposium on the Physical and Failure Analysis of Integrated Circuits, IPFA
Volume2015-August

Conference

Conference22nd International Symposium on the Physical and Failure Analysis of Integrated Circuits, IPFA 2015
Country/TerritoryTaiwan, Province of China
CityHsinchu
Period29/06/152/07/15

Bibliographical note

Publisher Copyright:
© 2015 IEEE.

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