A new gradual hole injection dual-gate LIGBT

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

Research output: Contribution to journalArticlepeer-review

Abstract

A new shorted-anode lateral insulated gate bipolar transistor (SA-LIGBT), entitled gradual hole injection dual gate LIGBT (GHI-LIGBT). is proposed and fabricated. The new device employs a dual gate and p+ injector in order to initiate the hole injection gradually from the anode electrode into the drift region so that the negative differential resistance (NDR) regime may be eliminated. The experimental results show that the NDR regime, which may cause undesirable device characteristics, is completely eliminated in the GHI-LIGBT, and the forward voltage drop is reduced by 1 V at the current density of 200 A/cm2 in comparison with the conventional SA-LIGBT.

Original languageEnglish
Pages (from-to)490-492
Number of pages3
JournalIEEE Electron Device Letters
Volume19
Issue number12
DOIs
StatePublished - Dec 1998
Externally publishedYes

Keywords

  • Gradual hole injection
  • Lateral insulated gate bipolar transistor (LIGBT)
  • Negative differential resistance (NDR)

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