Compare of SOI and SOS LIGBT structure for the thermal conductivity and self-heating characteristics

J. Y. Kim, S. W. Park, M. C. Jung, C. H. Kim, M. Y. Sung, D. H. Rhie, E. G. Kang, N. G. Kim, S. C. Kim

    Research output: Contribution to journalArticlepeer-review

    1 Citation (Scopus)

    Abstract

    The electrothermal simulation of high voltage LIGBT(Lateral Insulated Gate Bipolar Transistor) in thin Silicon on insulator (SOI) and Silicon on sapphire (SOS) for thermal conductivity and sink is performed by means of MEDICI. The finite element simulations demonstrate that the thermal conductivity of the buried oxide is an importan parameter for the modeling of the thermal behavior of silicon-on-insulator (SOI) devices. In this paper, using for SOI LIGBT, we simulated electrothermal for device that insulator layer with SiQ and Al 2O3 at before and after latch up to measured the thermal conductivity and temperature distribution of whole device and verified that SOI LIGBT with Al2O3 insulator had good thermal conductivity and reliability.

    Original languageEnglish
    Pages (from-to)1479-1483
    Number of pages5
    JournalMicroelectronics Reliability
    Volume44
    Issue number9-11 SPEC. ISS.
    DOIs
    Publication statusPublished - 2004 Sept

    ASJC Scopus subject areas

    • Electronic, Optical and Magnetic Materials
    • Atomic and Molecular Physics, and Optics
    • Condensed Matter Physics
    • Safety, Risk, Reliability and Quality
    • Surfaces, Coatings and Films
    • Electrical and Electronic Engineering

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