Dual-gate shorted-anode LIGBT with p+ injector eliminating the negative resistance regime

Byeong Hoon Lee, Seong Dong Kim, Dae Seok Byeon, Jung Hoon Chun, Min Koo Han, Yeam Ik Choi

Research output: Contribution to conferencePaperpeer-review

11 Scopus citations

Abstract

A new SALIGBT with dual gate and p+ injector, entitled DG-SALIGBT, is proposed and fabricated in order to eliminate the negative differential resistance (NDR) regime, which is the inherent characteristics of SALIGBT, by modulating the drift region conductivity gradually. The experimental results show that the NDR regime is eliminated completely and the forward voltage drop is reduced considerably in the DG-SALIGBT when compared with the conventional SALIGBT without sacrificing the switching speed. We have analyzed the device operation mechanism such as hole injection phenomena by using the 2-dimensional numerical simulation.

Original languageEnglish
Pages269-272
Number of pages4
StatePublished - 1998
Externally publishedYes
EventProceedings of the 1998 10th International Symposium on Power Semiconductor Devices & ICs, ISPSD'98 - Kyoto, Jpn
Duration: 3 Jun 19986 Jun 1998

Conference

ConferenceProceedings of the 1998 10th International Symposium on Power Semiconductor Devices & ICs, ISPSD'98
CityKyoto, Jpn
Period3/06/986/06/98

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