On-Chip High Performance Magnetics for Point-of-Load High-Frequency DC-DC Converters

被引:0
|
作者
Dinulovic, Dragan [1 ]
Shousha, Mahmoud [1 ]
Haug, Martin [1 ]
Gerfer, Alexander [1 ]
Wens, Mike [2 ]
Thone, Jef [2 ]
机构
[1] Wurth Eletron EiSos GmbH & Co KG, EMC & Induct Solut, Parkring 29, D-85748 Garching, Germany
[2] MinDCet NV, Researchpk Haasrode Esperantolaan 4, B-3001 Louvain, Belgium
关键词
Microtransformer; Magnetisc on Silicon; DC-DC converter; high swetching frequency; power transformer; power conversion; switched-mode power supply;
D O I
暂无
中图分类号
TE [石油、天然气工业]; TK [能源与动力工程];
学科分类号
0807 ; 0820 ;
摘要
This paper presents the design, fabrication, and characterization of on silicon integrated micro-transformers for high frequency power applications. The microtransformer device is used and tested in DC-DC converter application at high switching frequency. This device has stable L vs. f characteristic up to 50 MHz. The design is improved regarding to the electrical resistance and current capability. The microtransformer shows an inductivity of about 60 nH, resistance of 350 m Omega and can be applied for current up to 1.5 A.
引用
收藏
页码:3097 / 3100
页数:4
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