Improvement in electrostatic discharge robustness of a gallium-nitride-based flip-chip high-electron mobility transistor with a metal–insulator–metal capacitor structure

Nan Hung Cheng*, Yung Fang Chen, Liann Be Chang, Ping Yu Kuei, Yi Cherng Ferng, Atanu Das, Shu Liang Lin, Ching Chi Lin

*Corresponding author for this work

Research output: Contribution to journalArticlepeer-review

1 Citation (Scopus)

Abstract

We report the improvement in the electrostatic discharge (ESD) characteristics of an AlGaN/GaN high-electron mobility transistor (HEMT) with a metal–insulator–metal (MIM) capacitor structure on an aluminum nitride (AlN) flip-chip (FC) submount. Compared with an HEMT without an FC, the measured results for the HEMT with an FC revealed improvements of 25% and 150% under drain-to-source and gate-to-source ESD stress, respectively. This improvement can be attributed to an additional stress-bypassing path formed in the MIM structure on the AlN FC submount that allowed the flow of ESD current and supported the charge by using additional capacitance.

Original languageEnglish
Pages (from-to)1091-1094
Number of pages4
JournalIEEJ Transactions on Electrical and Electronic Engineering
Volume14
Issue number7
DOIs
Publication statusPublished - 07-2019

All Science Journal Classification (ASJC) codes

  • Electrical and Electronic Engineering

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