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电源技术  确保电解电容器的寿命长-LED灯泡为例

Abstract: Electrolytic capacitors are notorious for short lifetimes in high-temperature applications such asLED light bulbs. The careful selection of these devices with proper interpretation of their specifications isessential to ensure that they do not compromise the life of the end product. This ...

https://www.eeworm.com/dl/505/22678.html

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电源技术  MR16 LED驱动MR16 LED灯与电子变压器兼容

Abstract: There are differences between the operation of low-frequency AC transformers and electronic transformersthat supply current to MR16 lamps, and there are also differences in the current draw for MR16 halogen lamps andMR16 LED lamps. These contrasts typically prevent an MR16 LED lamp from ...

https://www.eeworm.com/dl/505/22881.html

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电源技术  智能电网安全性

Abstract: The rapid build out of today&#39;s smart grid raises a number of security questions. In this article,we review two recent well-documented security breaches and a report of a security gap. These situationsinclude a 2009 smart-meter hack in Puerto Rico; a 2012 password discovery in grid di ...

https://www.eeworm.com/dl/505/23005.html

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电源技术  电信、数据通信和工业电源产品

In industrial applications, high voltage power supply spikes with durations ranging from a few microseconds to hundreds of millisecondsare commonly encountered. The electronics in these systems must not only survive transient voltage spikes, but in many cases alsooperate reliably throughout the ev ...

https://www.eeworm.com/dl/505/23063.html

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电源技术  为您的FPGA选择合适的电源

Abstract: There are many things to consider when designing a power supply for a field-programmablegate array (FPGA). These include (but are not limited to) the high number of voltage rails, and thediffering requirements for both sequencing/tracking and the voltage ripple limits. This application n ...

https://www.eeworm.com/dl/505/23418.html

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电源技术  利用纤巧型负载点电路来简化电源电压的跟踪和排序

&nbsp; Multiple-voltage electronics systems often requirecomplex supply voltage tracking or sequencing, whichif not met, can result in system faults or even permanentfailures in the fi eld. The design diffi culties in meetingthese requirements are often compounded in distributedpowerarchitecture ...

https://www.eeworm.com/dl/505/24296.html

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电源技术  DN385 10A高性能点的负载DC/DC微型模块

&nbsp; Advancements in board assembly, PCB layout anddigital IC integration have produced a new generationof densely populated, high performance systems. Theboard-mounted point-of-load (POL) DC/DC power suppliesin these systems are subject to the same demandingsize, high power and performance re ...

https://www.eeworm.com/dl/505/24306.html

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电源技术  DN378 低静态电流单片式降压型稳压器

&nbsp; Automobile electronic systems place high demands ontoday&rsquo;s DC/DC converters. They must be able to preciselyregulate an output voltage in the face of wide temperatureand input voltage ranges&mdash;including load dump transientsin excess of 60V and cold crank voltage drops to 4V. Thec ...

https://www.eeworm.com/dl/505/24310.html

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电源技术  具有宽输入范围的微型单片降压型稳压器

&nbsp; Automotive batteries, industrial power supplies, distributedsupplies and wall transformers are all sources ofwide-ranging high voltage inputs. The easiest way to stepdown these sources is with a high voltage monolithicstep-down regulator that can directly accept a wide inputrange and prod ...

https://www.eeworm.com/dl/505/24320.html

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电源技术  跟踪和排序功能的紧凑型双通道降压转换器

&nbsp; Typical industrial and automotive applications requiremultiple high current, low voltage power supply solutionsto drive everything from disc drives to microprocessors.For many of these applications, particularly thosethat have size constraints, the LT3501&reg; dual step-downconverter is a ...

https://www.eeworm.com/dl/505/24322.html

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