Breakdown Behavior of GaAs/AlGaAs HBT's

James J. Chen, Jen Inn Chyi, Hadis Morkoc, Guang Bo Gao

研究成果: 雜誌貢獻期刊論文同行評審

46 引文 斯高帕斯(Scopus)

摘要

Avalanche breakdown behavior at the collector junction of the GaAs/AlGaAs heterojunction bipolar transistor (HBT) has been studied. Junction breakdown characteristics displaying hard break-down, soft breakdown, and negative resistance breakdown behavior were observed and are interpreted by analysis of localized micro-plasma effects, uniform microplasma-free behavior, and associated current gain measurements. Light emission from the collector-base junction of the GaAs/AlGaAs HBT was observed and was used to investigate breakdown uniformity. Using a simple punchthrough break-down model, the theoretical breakdown curves at different collector doping concentrations and thicknesses were computed and found to be in agreement with maximum breakdown voltages measured from de-vices displaying the most uniform junction breakdown.

原文???core.languages.en_GB???
頁(從 - 到)2165-2172
頁數8
期刊IEEE Transactions on Electron Devices
36
發行號10
DOIs
出版狀態已出版 - 10月 1989

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