Electrostatic capacitances of high-speed SiGe HBT

Nicolas Zerounian, Eloy Ramirez Garcia, Frédéric Aniel, Benoît Barbalat, Pascal Chevalier, Alain Chantre

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

2 Scopus citations

Abstract

The extrinsic electrostatic capacitances of high-speed SiGe HBTs are evaluated both with measurement and modeling. Shrinking dimensions of the core of the HBT increases the influence of the extrinsic capacitance in the performances. The extrinsic capacitances are of half values compare to the intrinsic ones, limiting the cut-off frequencies fT and f MAX by 10-12%, but care must be taken to avoid higher limitations associated with large electrostatic coupling in next device generation.

Original languageEnglish
Title of host publicationEuropean Microwave Week 2007 Conference Proceedings, EuMW 2007 - 2nd European Microwave Integrated Circuits Conference, EuMIC 2007
Pages56-59
Number of pages4
DOIs
StatePublished - 2007
Externally publishedYes
EventEuropean Microwave Week 2007, EuMW 2007 - 2nd European Microwave Integrated Circuits Conference, EuMIC 2007 - Munich, Germany
Duration: 8 Oct 200712 Oct 2007

Publication series

NameEuropean Microwave Week 2007 Conference Proceedings, EuMW 2007 - 2nd European Microwave Integrated Circuits Conference, EuMIC 2007

Conference

ConferenceEuropean Microwave Week 2007, EuMW 2007 - 2nd European Microwave Integrated Circuits Conference, EuMIC 2007
Country/TerritoryGermany
CityMunich
Period8/10/0712/10/07

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