CALCULATION OF CHARACTERISTICS OF THE SILICON CARBIDE SCHOTTKY DIODES FOR SMALL METALPOLYMERIC PACKAGE

Authors

  • E. A. Kulchenkov Bryansk State Technical University
  • S. B. Rybalka Bryansk State Technical University
  • A. A. Demidov Bryansk State Technical University
  • A. Yu. Drakin Bryansk State Technical University

DOI:

https://doi.org/10.18413/2687-0959-2020-52-1-33-40

Keywords:

Schottky diode, SiC, silicon carbide, small metalpolymeric package

Abstract

The characteristics of the guard system of the 4H-SiC silicon carbide Schottky diodes with used the physical simulation method and optimal configurations (levels of doping and thickness of the 4H-SiC epitaxial layer) of the diode structure for obtaining of high values of the breakdown voltage have been calculated. It is established that the optimum structure of the Schottky diode for installation in modern small metalpolymeric package (SOT, QFN) corresponds to the diode with concentration of donors in 4H-SiC epitaxial layer 3,75×1015 ñm−3, thickness of epitaxial layer of 18 microns and a system from six p+ guard rings and JTE layer.

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Author Biographies

E. A. Kulchenkov, Bryansk State Technical University

 Bryansk , Russia

S. B. Rybalka, Bryansk State Technical University

candidate of Sciences, associate Professor

Bryansk , Russia

A. A. Demidov, Bryansk State Technical University

Dr., associate Professor, 

Bryansk , Russia

A. Yu. Drakin, Bryansk State Technical University

candidate of Sciences, associate Professor,

Bryansk , Russia


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Published

2020-05-12

How to Cite

Kulchenkov, . E. A. ., Rybalka, S. B. ., Demidov, A. A. ., & Drakin, A. Y. (2020). CALCULATION OF CHARACTERISTICS OF THE SILICON CARBIDE SCHOTTKY DIODES FOR SMALL METALPOLYMERIC PACKAGE. Applied Mathematics & Physics, 52(1), 33-40. https://doi.org/10.18413/2687-0959-2020-52-1-33-40

Issue

Section

Physics. Mathematical modeling