1) high-power LEDs lighting
大功率LED照明器
2) high-power LEDs
大功率LED
1.
With the invention of high-power LEDs,the requirement for drive current has increased significantly,thereby increasing power dissipation.
保持LED结温在允许的范围内,是大功率LED芯片制备、器件封装和器件应用等每个环节都必须重点研究的关键因素,尤其是LED器件封装和器件应用设计必须着重解决的核心问题。
2.
The junction temperature of high-power LEDs is accurately measured based on forward-voltage method,the precision with ±0.
介绍了基于正向电压法原理自行研制的大功率LED结温测试系统,结温定量测量精度可达±0。
3.
Meanwhile, one type of thermal resistance model of high-power LEDs has also been set up.
针对大功率LED应用,建立了大功率LED的热阻模型,分析了环境温度、器件的最大允许结温、热阻以及输入电流之间的关系,提出了一种保证器件结温低于容许最大结温的工作电流的确定方法,并给出了一个应用本方法绘制某大功率LED工作电流与环境温度的关系曲线的实例。
3) high-power LED
大功率LED
1.
Simulation and design of high-power LED s package structure;
大功率LED封装结构的仿真设计
2.
Testing system for thermal resistance of high-power LED;
大功率LED热阻测试系统的开发
3.
Novel packaging materials and thermal management of high-power LED packaging;
新型封装材料与大功率LED封装热管理
4) high power LED
大功率LED
1.
Research on Control Techniques of High Power LED;
大功率LED驱动控制研究
2.
The design and realization of high power LED control project based on 4242G
基于4242G的大功率LED控制方案的设计与实现
3.
Measurement and analysis on thermal characteristics of high power LED based on heat pipe
基于热管散热的大功率LED热特性测量与分析
6) high power LED flood light
大功率LED泛光灯
补充资料:照明
在电影拍摄中,运用自然光或人工光的一门艺术。涉及照明器材的使用,光线设计,现场布置,光位、光比、影调及光影效果的确定,镜头布光处理等,是摄影师进行创作的不可缺少的手段(见电影造型艺术、电影灯具)。
说明:补充资料仅用于学习参考,请勿用于其它任何用途。
参考词条