Electrical performance of carbon-based power distribution networks with thermal effects

A. Magnani, M. de Magistris, S. Heidari, A. Todri-Sanial, A. Maffucci

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

Abstract

This paper presents a performance analysis of Power Delivery Networks (PDNs) with innovative carbon-based materials, such as carbon nanotubes and graphene nanoribbons. The electrical and thermal performances of such PDNs are described in terms of voltage drop and temperature rise, respectively. The performance analysis is carried out by efficiently solving an electrothermal model, where the electrical and thermal sub-models are coupled in a relaxation approach. Compared to existing studies, a more accurate model for the electrical resistance of CNT or GNR interconnect is here introduced, allowing a more realistic description of the contact resistance and its dependence on the temperature. As a case study, a typical PDN structure for a chip at the 22 nm technology node is considered, and the results are compared to those obtained by using conventional conductors.

Original languageEnglish
Title of host publication2017 IEEE 21st Workshop on Signal and Power Integrity, SPI 2017 - Proceedings
PublisherInstitute of Electrical and Electronics Engineers
Number of pages4
ISBN (Electronic)9781509056163
DOIs
Publication statusPublished - 7 Jun 2017
Externally publishedYes
Event21st IEEE Workshop on Signal and Power Integrity, SPI 2017 - Lake Maggiore (Baveno), Italy
Duration: 7 May 201710 May 2017

Conference

Conference21st IEEE Workshop on Signal and Power Integrity, SPI 2017
Country/TerritoryItaly
CityLake Maggiore (Baveno)
Period7/05/1710/05/17

Keywords

  • Carbon nanotube
  • Electrothermal analysis
  • On-chip power distribution networks

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