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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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电源技术  低噪声,低压差稳压器的性能验证

&nbsp; In an increasing trend, telecommunications, networking,audio and instrumentation require low noise power supplies.In particular, there is interest in low noise, lowdropout linear regulators (LDO). These components powernoise-sensitive circuitry, circuitry that contains noisesensitiveeleme ...

https://www.eeworm.com/dl/505/24390.html

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电源技术  Switching Regulators for Poets

&nbsp; The above title is not happenstance and was arrived at afterconsiderable deliberation. As a linear IC manufacturer, it isour goal to encourage users to design and build switchingregulators. A problem is that while everyone agrees thatworking switching regulators are a good thing, everyone ...

https://www.eeworm.com/dl/505/24392.html

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电源技术  Switching Regulator Circuit Collection

&nbsp; Switching regulators are of universal interest. LinearTechnology has made a major effort to address this topic.A catalog of circuits has been compiled so that a designengineer can swiftly determine which converter type isbest. This catalog serves as a visual index to be browsedthrough for ...

https://www.eeworm.com/dl/505/24395.html

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电源技术  PCMCIA卡和卡插槽的电源管理系统

&nbsp; Most portable computers have built-in sockets to acceptsmall PC cards for use as extended memories, fax modems,network interfaces, wireless communicators and awide assortment of other functions. The Personal ComputerMemory Card International Association (PCMCIA)has released specifications ...

https://www.eeworm.com/dl/505/24398.html

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电源技术  高效LCD液晶照明技术

In August of 1992 LTC published Application Note 49, &ldquo;Illumination Circuitry for Liquid Crystal Displays.&rdquo; One notable aspect of this event is that it generated more response than all previous LTC application notes combined. This level of interest, along with significant performanc ...

https://www.eeworm.com/dl/505/24400.html

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电源技术  电网现场作业管理系统的信息化设计

为了改变目前电网现场作业管理的变电巡检、变电检修试验、输电线路巡检检修等管理系统各自独立运行，信息不能共享，功能、效率受限，建设和维护成本高的现状，提出了采用B/S+C/S构架模式，将各现场作业管理模块和生产MIS（管理系统）集成为一体的现场作业管理系统的设计方案，做到各子系统和生产MIS软硬资源共享，做到同一 ...

https://www.eeworm.com/dl/505/24419.html

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电源技术  基于IR2101最大功率跟踪逆变器的设计

为解决直流逆变交流的问题，有效地利用能源，让电源输出最大功率，设计了高性能的基于IR2101最大功率跟踪逆变器，并以SPMC75F2413A单片机作为主控制器。高电压、高速功率的MOSFET或IGBT驱动器IR2101采用高度集成的电平转换技术，同时上管采用外部自举电容上电，能够稳定高效地驱动MOS管。该逆变器可以实现DC/AC的转换，最大 ...

https://www.eeworm.com/dl/505/24421.html

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电源技术  基于开关电容技术的锁定放大器设计

锁定放大是微弱信号检测的重要手段。基于相关检测理论，利用开关电容的开关实现锁定放大器中乘法器的功能，提出开关电容和积分器相结合以实现相关检测的方法，并设计出一种锁定放大器。该锁定放大器将微弱信号转化为与之相关的方波，通过后续电路得到正比于被测信号的直流电平，为后续采集处理提供方便。测量数据表明锁定放 ...

https://www.eeworm.com/dl/505/24425.html

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电源技术  Wide-input dc/dc modules offer

When a system designer specifies a nonisolated dc/dc powermodule, considering the needed input voltage range isequally as important as considering the required performanceattributes and features. Generally, nonisolated moduleshave either a narrow or a wide input voltage range. Narrowinputmodules typ ...

https://www.eeworm.com/dl/505/24438.html

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