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模拟电子  光电转换电路设计

OPTOELECTRONICS CIRCUIT COLLECTION AVALANCHE PHOTODIODE BIAS SUPPLY 1Provides an output voltage of 0V to +80V for reverse biasingan avalanche photodiode to control its gain. This circuit canalso be reconfigured to supply a 0V to –80V output.LINEAR TEC DRIVER–1This is a bridge-tied load (BTL) linea ...

https://www.eeworm.com/dl/571/21451.html

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电源技术  DN383 高电压电流模式降压转换器

&nbsp; Low power standby requirements are typically associatedwith battery-powered systems. Automotive systems,for example, commonly require power supplies tomaintain output voltage regulation even under no-loadconditions&mdash;while drawing minimal quiescent current topreserve battery life. Ris ...

https://www.eeworm.com/dl/505/24308.html

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电源技术  超级电容器备用电源系统的手持设备数据保护

&nbsp; Handheld electronic devices play a key role in our everydaylives. Because dependability is paramount, handhelds arecarefully engineered with lightweight power sources forreliable use under normal conditions. But no amount ofcareful engineering can prevent the mistreatment theywill undergo ...

https://www.eeworm.com/dl/505/24348.html

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电源技术  高电压,低噪音,DCDC转换器

&nbsp; Photomultipliers (PMT), avalanche photodiodes (APD),ultrasonic transducers, capacitance microphones, radiationdetectors and similar devices require high voltage,low current bias. Additionally, the high voltage must bepristinely free of noise; well under a millivolt is a commonrequirement ...

https://www.eeworm.com/dl/505/24384.html

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单片机编程  基于AT89C52单片机的温度巡回检测系统设计

阐述了一个由上位PC机和AT89C52下位单片机组成的主从分布式温度巡回检测系统。主从机采用RS-485 串行通讯标准进行通信，可在下位单片机实现基本的温度数据巡回检测基础上，由上位PC机实现综合处理功能或扩展为远程操作。整个系统具有巡检速度快，扩展性好的特点。 Abstract: &nbsp;In this paper,a top PC and AT89C52 u ...

https://www.eeworm.com/dl/502/29272.html

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单片机编程  基于UC3854A控制的PFC中分岔现象仿真研究

&nbsp; &nbsp;为深入了解基于UC3854A控制的PFC变换器中的动力学特性，研究系统参数变化对变换器中分岔现象的影响，在建立Boost PFC变换器双闭环数学模型的基础上，用Matlab软件对变换器中慢时标分岔及混沌等不稳定现象进行了仿真。在对PFC变换器中慢时标分岔现象仿真的基础上，分析了系统参数变化对分岔点的影响，并进行了 ...

https://www.eeworm.com/dl/502/29321.html

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单片机编程  keilA51原版教程

Information in this document is subject to change without notice and does notrepresent a commitment on the part of the manufacturer. The software describedin this document is furnished under license agreement or nondisclosureagreement and may be used or copied only in accordance with the terms of th ...

https://www.eeworm.com/dl/502/29407.html

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单片机编程  基于单片机的汽车多功能报警系统设计

基于单片机的汽车多功能报警系统设计The Design of Automobile Multi-function AlarmingBased on Single Chip Computer刘法治赵明富宁睡达(河南科技学院，新乡 453 00 3)摘要介绍了一种基于单片机控制的汽车多功能报警系统，它能对汽车的润滑系统油压、制动系统气压、冷却系统温度、轮胎欠压及防盗进行自动检测，并 ...

https://www.eeworm.com/dl/502/31595.html

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教程资料  WP200-将Spartan-3 FPGA用作远程数码相机的低成本控制器

&nbsp; The introduction of Spartan-3&trade; devices has createdmultiple changes in the evolution of embedded controldesigns and pushed processing capabilities to the &ldquo;almostfreestage.&rdquo; With these new FPGAs falling under $20, involume, with over 1 million system gates, and under $5for ...

https://www.eeworm.com/dl/fpga/doc/32597.html

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教程资料  USB接口控制器参考设计,xilinx提供VHDL代码 us

USB接口控制器参考设计,xilinx提供VHDL代码 usb xilinx vhdl ;&nbsp; This program is free software; you can redistribute it and/or modify ;&nbsp; it under the terms of the GNU General Public License as published by ;&nbsp; the Free Software Foundation; either version 2 of the License, or ;&nbsp; ...

https://www.eeworm.com/dl/fpga/doc/32717.html

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