Reliability behavior of TaAIOx metal-insulator-metal capacitors

  • M. K. Hota
  • , C. Mahata
  • , M. K. Bera
  • , S. Mallik
  • , B. Majhi
  • , T. Das
  • , C. K. Sarkar
  • , C. K. Maiti

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

2 Scopus citations

Abstract

Reliability characteristics of TaAIO. high-k dielectric MIM capacitors are reported. TaAIO. films have been deposited by RF co-sputtering of Ta20S and Ah03 targets at a low substrate temperature. A high capacitance density and a low value of VCC (voltage coefficients of capacitance) have been achieved. Degradation kinetics in TaAIO.-based MIM capacitors have been studied under constant current stressing (CCS: 20 to 60 nA) and constant voltage stressing (CVS: 3 to 7 V). A dielectric breakdown voltage in the range of - 4.2 - 5.4 MVIcm was found for TaAIO. films.

Original languageEnglish
Title of host publicationProceedings of the 2009 16th IEEE International Symposium on the Physical and Failure Analysis of Integrated Circuits, IPFA 2009
Pages803-806
Number of pages4
DOIs
StatePublished - 2009
Event2009 16th IEEE International Symposium on the Physical and Failure Analysis of Integrated Circuits, IPFA 2009 - Suzhou, China
Duration: 6 Jul 200910 Jul 2009

Publication series

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

Conference

Conference2009 16th IEEE International Symposium on the Physical and Failure Analysis of Integrated Circuits, IPFA 2009
Country/TerritoryChina
CitySuzhou
Period6/07/0910/07/09

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