文章摘要信息 关键词 ： 功率型LED，基板材料，ANSYS软件。 [gap=775]Keywords : power type LED, the substrate material, ANSYS software.
基于1个网页-相关网页
Junction temperature and thermal resistance of power type LED are important indicators of its thermal characteristics. Temperature has a serious impact on the reliability of power type LED.
功率型LED的结温与热阻是其热特性的重要指标,温度对LED可靠性产生严重的影响。
参考来源 - 功率型LED热特性测试研究·2,447,543篇论文数据，部分数据来源于NoteExpress
Second, a number of LED driver topologies were introduced in the round. The topology type is divided into non-switching power supply and switching power supply.
其次系统地介绍了可应用于LED驱动的一些拓扑，将拓扑分为非开关电源式和开关电源式。
Car body external indicator light (led explosion-proof type), need installed on both sides of each car shall not be less than 6 light (a car has been flow power supply).
车体外部两侧需安装指示灯(LED防爆型)，每车不得少于6盏(一车一直流电源)。
应用推荐