High Voltage SiC Schottky Diodes in Rectifiers for X-ray Generators

被引:2
|
作者
Luerkens, P. [1 ]
Guimaraes, P. [1 ]
Godignon, P. [2 ]
Millan, J. [2 ]
机构
[1] Philips Innovat Technol Res, Weisshausstr 2, D-5066 Aachen, Germany
[2] CNM, CSIC, Cerdanyola Del Valles 08193, Spain
关键词
Silicon-Carbide; Schottky-diode; Voltage Multiplier; Cascade Rectifier; Behavioral Model; X-ray generator;
D O I
10.4028/www.scientific.net/MSF.717-720.1245
中图分类号
T [工业技术];
学科分类号
08 ;
摘要
Silicon-Carbide-based semiconductors offer realization of efficient high voltage components, with high switching speed and low conduction losses [1]. SiC Schottky diodes with safe blocking capability of at least 4 kV were produced and characterized. A simulation model for loss determination was developed. Real losses were determined on a small scale test setup and chip temperature distribution was obtained from that, combined with FEM calculation. A full-size rectifier 100 kW/140 kV-SiC-rectifier module with six times higher power density than with conventional Si-technology was realized.
引用
收藏
页码:1245 / +
页数:2
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