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  • DN436微型全桥压电马达驱动器

      Piezoelectric motors are used in digital cameras for autofocus,zooming and optical image stabilization. Theyare relatively small, lightweight and effi cient, but theyalso require a complicated driving scheme. Traditionally,this challenge has been met with the use ofseparatecircuits, inclu ...

    /dl/24328.html

    标签: 436 DN 全桥 压电

    上传时间: 2013-11-18

    上传用户:hulee

  • 延长汽车和工业应用的PowerPath电路的输入电压范围

      The voltage range of Linear Technology’s PowerPath® circuitscan be easily extended with just a few components, thusallowing them to meet the needs of virtually all applications.This application note presents solutions for circuits thatmust withstand large negative voltages, a re ...

    /dl/24374.html

    标签: PowerPath 汽车 工业应用 电路

    上传时间: 2013-10-21

    上传用户:几何公差

  • 光纤激光器的电流源分析

      A large group of fiber optic lasers are powered by DCcurrent. Laser drive is supplied by a current source withmodulation added further along the signal path. Thecurrent source, although conceptually simple, constitutesan extraordinarily tricky design problem. There are anumber of practica ...

    /dl/24381.html

    标签: 光纤激光器 电流源

    上传时间: 2013-10-30

    上传用户:wanghui2438

  • LTM4601 DC/DC微型模块性能

      The LTM4601 DC/DC μModule regulator is a completehigh power density stepdown regulator for up to 12Acontinuous (14A peak) loads. The device is housed ina small 15mm ¥ 15mm ¥ 2.8mm LGA surface mountpackage, thus the large power dissipation is a challengein some applications. Thi ...

    /dl/24393.html

    标签: 4601 DC LTM 微型模块

    上传时间: 2013-10-19

    上传用户:bakdesec

  • 基于MAX7219的LED数码显示驱动电路设计

      现有基于MAX7219芯片的数码管驱动电路只适用于小尺寸LED,为扩展其使用范围,在介绍动态显示芯片MAX7219功能的基础上,提出了一个基于该芯片的8位高亮度8英寸数码管驱动电路。电路保留了MAX7219芯片的功能强大、编程简单等优点,通过74LS273锁存器和ULN2803达林顿驱动器,实现了对任意大尺寸数码管提供较高电压和电流 ...

    /dl/29097.html

    标签: 7219 MAX LED 数码显示

    上传时间: 2013-10-23

    上传用户:31633073

  • AVR32801: UC3A3 Schematic Chec

    AVR32801: UC3A3 Schematic Checklist Features •  Power circuit •  Reset circuit •  USB connection •  External bus interface •  ABDAC sound DAC interface •  JTAG and Nexus debug ports •  Clocks and crystal oscillators • ...

    /dl/29159.html

    标签: Schematic 32801 UC3A3 Chec

    上传时间: 2014-12-26

    上传用户:DXM35

  • 87C576微控制器的在线编程

    The 87C576 includes two separate methods of programming theEPROM array, the traditional modified Quick-Pulse method, and anew On-Board Programming technique (OBP).Quick Pulse programming is a method using a number of devicepins in parallel (see Figure 1) and is the traditional way in which87C51 fami ...

    /dl/31395.html

    标签: 87C576 微控制器 编程

    上传时间: 2013-10-21

    上传用户:xiaozhiqban

  • 《器件封装用户向导》赛灵思产品封装资料

    Introduction to Xilinx Packaging Electronic packages are interconnectable housings for semiconductor devices. The major functions of the electronic packages are to provide electrical interconnections between the IC and the board and to efficiently remove heat generated by the device. Feature sizes a ...

    /dl/32374.html

    标签: 封装 器件 用户 赛灵思

    上传时间: 2013-10-22

    上传用户:ztj182002

  • 基于以太网分布式的数据采集控制系统

    针对飞行模拟器座舱数据采集的复杂性,设计了一种基于以太网分布式的数据采集控制系统,该系统是RCM5700微处理器模块上的以太网应用。在系统的基础上具体讨论了PoE技术的应用,在传输数据的网线上同时提供电流,提出并实现了一种包括辅助电源在内的完整可靠的PoE供电方案。设计采用美国国家半导体的LM5073和LM5576并根据不 ...

    /dl/33802.html

    标签: 以太网 分布式 数据采集 控制系统

    上传时间: 2013-11-09

    上传用户:xyipie

  • ZigBee无线传感网络的路由协议研究

     为满足无线网络技术具有低功耗、节点体积小、网络容量大、网络传输可靠等技术要求,设计了一种以MSP430单片机和CC2420射频收发器组成的无线传感节点。通过分析其节点组成,提出了ZigBee技术中的几种网络拓扑形式,并研究了ZigBee路由算法。针对不同的传输要求形式选用不同的网络拓扑形式可以尽大可能地减少系统成本。 ...

    /dl/36488.html

    标签: ZigBee 无线传感网络 协议研究 路由

    上传时间: 2013-10-09

    上传用户:robter