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Characterization of Dynamic Large-Signal Operating Limits and Long-Term RF Reliability of SiGe HBTs

  • Christoph Weimer*
  • , Xiaodi Jin
  • , Gerhard G. Fischer
  • , Michael Schroter
  • *Corresponding author for this work
  • Technische Universität Dresden
  • Innovations for High Performance Microelectronics

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

Abstract

The dynamic (RF) large-signal operating limits of advanced SiGe HBTs are systematically explored and discussed. Experimental results of long-term RF stress tests performed with a passive load-pull system are presented and analyzed. The experimental data demonstrate that SiGe HBTs are extremely robust and can be operated statically and dynamically far beyond the open-base collector-emitter breakdown voltage without noticeable degradation during the long stress times. The results suggest that only extremely non-linear large-signal operating conditions cause significant degradation of the admittance parameters. RF stress tests of HBTs with different emitter widths suggest that the measured degradation is area-related and can be attributed to the minority carrier charge storage and transport.

Original languageEnglish
Title of host publication2022 IEEE BiCMOS and Compound Semiconductor Integrated Circuits and Technology Symposium, BCICTS 2022
PublisherInstitute of Electrical and Electronics Engineers Inc.
Pages216-223
Number of pages8
ISBN (Electronic)9781665491327
DOIs
StatePublished - 2022
Externally publishedYes
Event2022 IEEE BiCMOS and Compound Semiconductor Integrated Circuits and Technology Symposium, BCICTS 2022 - Phoenix, United States
Duration: 16 Oct 202219 Oct 2022

Publication series

Name2022 IEEE BiCMOS and Compound Semiconductor Integrated Circuits and Technology Symposium, BCICTS 2022

Conference

Conference2022 IEEE BiCMOS and Compound Semiconductor Integrated Circuits and Technology Symposium, BCICTS 2022
Country/TerritoryUnited States
CityPhoenix
Period16/10/2219/10/22

Keywords

  • breakdown
  • electrical stress
  • load-pull
  • RF reliability
  • SiGe HBT

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