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恒流驱动和提 高LED的光学效率是LED 应用设计的两个关键问题,本文首先介绍大功率LED的应用及其恒流驱动方案的选择指南,然后以美国国家半导体(NS)的产品为...
恒流驱动和提 高LED的光学效率是LED 应用设计的两个关键问题,本文首先介绍大功率LED的应用及其恒流驱动方案的选择指南,然后以美国国家半导体(NS)的产品为例,重点讨论如何巧妙应用 LED恒流驱动电路的采样电阻提高大功率LED的效率,并给出大功率LED驱动器设计与散热设计的注意事项。-LED constant current drive and to improve the optical efficiency of LED application design of two key issues, this paper describes the application of high-power LED constant current driver and the choice of the program guide, and then the United States National Semiconductor (NS) products, for example, focus on how skillful application of LED constant current driver circuit of the sampling resistor to improve the efficiency of high-power LED, and gives high-power LED driver design and thermal design considerations.
- 2022-11-05 19:10:03下载
- 积分:1
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问道刷道
问道自动道法,全程自动任务,刷道自动,辅助工具.(Ask automatic way, automatic task and auxiliary tool.)
- 2018-05-27 12:32:16下载
- 积分:1
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neighbour
说明: 基于最优发射概率的同步邻居发现算法,matlab仿真(Synchronous neighbor discovery algorithm based on optimal launch probability, matlab simulation)
- 2020-06-02 16:42:46下载
- 积分:1
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OA system, a company source: a more powerful set of features of office systems,...
某公司OA系统源码:
功能较为强大的一套办公系统,可在线角色管理,用户管理,目录管理,模板管理等。
适合用于企业办公。
使用前先打开企业管理器把DB下的数据库附加好
再配置一下web.config中的链接字符串。
还要把WEB目录设置成为虚拟目录。
默认的管理用户及密码都为:51aspx
-OA system, a company source: a more powerful set of features of office systems, online role management, user management, directory management, template management. Suitable for business office. Before use Enterprise Manager to open the attached database DB under some good re-configure the link in the web.config string. WEB directory would also like to become a virtual directory settings. The management of the default user and password are: 51aspx
- 2023-04-12 04:45:04下载
- 积分:1
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ifft
路面不平度模拟,逆傅里叶变换法,用来模拟路面粗糙度(Simulation of pavement roughness and inverse Fourier transform to simulate pavement roughness)
- 2021-04-21 22:48:49下载
- 积分:1
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VISSIM520_COM_中文
VISSIM——com接口 vb、c++、java的使用手册(VISSIM-Manual for the Use of vb, c++, Java in com Interface)
- 2020-06-25 02:20:02下载
- 积分:1
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Simple_-_Lcd_-_USART_-_COUNTER-TIMER
simple lcd display of pulse counter LPC1768
- 2017-08-10 13:18:41下载
- 积分:1
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淘宝技术这十年,完整最终确认版
说明: 淘宝技术这十年,完整最终确认版。讲述淘宝技术演进与发展(Taobao technology in this decade, complete final confirmation versio)
- 2020-06-21 01:00:02下载
- 积分:1
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ASExplorer
说明: 网络数据包捕获查看工具, 支持三种 数据包捕获方式: 1、Raw嗅探 2、Hook指定进程API,截获数据包 3、端口数据转发(Network Packet Capture and View Tool supports three ways of data packet capture: 1. Raw Sniffer 2. Hook Specifies Process API, Intercepts Packet 3, Port Data Forwarding)
- 2020-06-19 05:00:02下载
- 积分:1
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epetShop
宠物管理系统,就使用简单的java面向对象编程!(Pet management system)
- 2017-09-28 12:53:35下载
- 积分:1