AN-9067 www.fairchildsemi.com © 2009 Fairchild Semiconductor Corporation Rev. 1 .0.0 • 1 1 /5/09 www.fairchildsemi.com AN-9067 Analysis of MOSFET Failure Modes in LLC Resonant Converter Abstract The trend in power converters is towards increasing power densities. To achieve this goal, it...
AN-9067 LLC 谐振变换器中 MOSFET 失效模式的分析 摘要 LLC谐振半桥变换器 提高功率密度已经成为电源变换器的发展趋势。为达到 [7] LLC谐振变换器与传统谐振变换器相比有如下优势 : 这个目标,需要提高开关频率,从而降低功率损耗、系 统整体尺寸以及重量。对于当今的开关电源(SMPS)而 宽输出调节范围,窄开关频率范围 ...
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Objective: To develop an understanding of the meanings and consequences of a diagnosis of ADHD for young people during the transition from childhood to adolescence. Method: Nine youth with an ADHD diagnosis were interviewed using a semi-structured interview guide on topics of management of identity ...
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Varieties, distribution as well as community structure and function of orchards in Zhifanggou watershed, Ansai, have been studied, intending to show adapta... KZ Hong,S Xuan - 《Journal of Henan Agricultural University》 被引量: 16发表: 2003年 A simulation model of net primary production at ...
Jane and Mark are my good friends.Jane is from England,and Mark is from America.We are in the same school.Jane is thirteen years old.She is in Class Eight Grade Seven.Her QQ number is 304268678,and 4556-9067 is her telephone number. ...
The phosphorous-doped SiNWs grown bottom up by the vapor-liquid-solid (VLS) technique showed an average Young's modulus of (170.0±2.4) GPa and a tensile strength larger than 8.3 GPa. This finding confirms that materials strength increases as their sizes scale down. The top down electroless ...
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On the other hand, an unbalanced profile has been related to greater discomfort, even having a vicarious effect, in which an unbalanced perspective of parents has been related to their children’s health [28]. In relation to emotional regulation, studies have found a relationship between a ...