Lateral Trench Electrode Power MOS including a local doping region for power electronic system

D. J. Kim, M. Y. Sung, E. G. Kang, H. S. Chung, E. S. Nahm, D. J. Lee, J. H. Lee

    Research output: Chapter in Book/Report/Conference proceedingConference contribution

    Abstract

    In this paper, a new small size Lateral Trench Electrode Power MOSFET is proposed. This new structure, called "LTEMOSFET"(Lateral Trench Electrode Power MOSFET), is based on the conventional MOSFET. The entire electrode of LTEMOSFET is placed in trench oxide. The forward blocking voltage of the proposed LTEMOSFET is improved by 1.6 times with that of the conventional MOSFET. The forward blocking voltage of LTEMOSFET is 250V. At the same size, a increase of the forward blocking voltage of about 1.6 times relative to the conventional MOSFET is observed by using TMA-MEDICI which is used for analyzing device characteristics. Because the electrodes of the proposed device are formed in trench oxide, the electric field in the device are crowded to trench oxide. We observed that the characteristics of the proposed device was improved by using TMA-MEDICI and that the fabrication of the proposed device is possible by using TMA-TSUPREM4.

    Original languageEnglish
    Title of host publicationExtended Abstracts of the Fourth International Workshop on Junction Technology, IWJT 2004
    EditorsX.P. Qu, G.P. Ru, B.Z. Li, B. Mizuno, H. Iwai
    PublisherInstitute of Electrical and Electronics Engineers Inc.
    Pages259-262
    Number of pages4
    Volume4
    ISBN (Print)7309039157
    Publication statusPublished - 2004
    EventExtended Abstracts of the Fourth International Workshop on Junction Technology, IWJT 2004 - Shanghai, China
    Duration: 2004 Mar 152004 Mar 16

    Other

    OtherExtended Abstracts of the Fourth International Workshop on Junction Technology, IWJT 2004
    Country/TerritoryChina
    CityShanghai
    Period04/3/1504/3/16

    ASJC Scopus subject areas

    • General Engineering

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