Low-frequency transconductance dispersion characteristics of 0.13μm in0.65GaAs p-HEMTs with side-recessed InAlAs and InP surface

Tae Woo Kim, Dae Hyun Kim, In Ho Kang, Jeong Hoon Kim, Kwang Seok Seo, Jong In Song

Research output: Contribution to journalConference articlepeer-review

3 Scopus citations

Abstract

Effects of side recess on kink effect and transconductance (gm) frequency dispersion characteristics of 0.13μm InGaAs p-HEMTs having InAlAs and InP surface were investigated. The p-HEMT having a 300nm recessed InP surface showed negligible kink effect and gm dispersion due to the reduction in surface-state induced trap density in the InP etch-stop and impact-ionization induced hole current (Ig,hole).

Original languageEnglish
Pages (from-to)370-373
Number of pages4
JournalConference Proceedings - International Conference on Indium Phosphide and Related Materials
StatePublished - 2004
Event2004 International Conference on Indium Phosphide and Related Materials, 16th IPRM - Kagoshima, Japan
Duration: 31 May 20044 Jun 2004

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