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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  电子设备电源节能讲解

Abstract: The "vampire" drain on electricity by household gadgets is only one indicator of the lack of policies to conserve energy and protect people and businesses from a major energy disaster. Most

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电源技术  单片同步稳压器驱动外部元件负载

&nbsp; The LTC&reg;3414 offers a compact and efficient voltage regulatorsolution for point of load conversion in electronicsystems that require low output voltages (down to 0.8V)from a 2.5V to 5V power bus. Internal power MOSFETswitches, with only 67mW on-resistance, allow theLTC3414 to deliver ...

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电源技术  DN1011 简单高效率隔离型反激式电源

&nbsp; While simplicity and high effi ciency (for cool running) areno longer optional features in isolated power supplies, itis traditionally diffi cult to achieve both. Achieving higheffi ciency often requires the use of advanced topologiesand home-brewed secondary synchronous rectifi cationsch ...

https://www.eeworm.com/dl/505/24301.html

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电源技术  按键开关控制器简化系统设计

&nbsp; Handheld designers often grapple with ways to de-bounceand control the on/off pushbutton of portable devices.Traditional de-bounce designs use discrete logic, fl ipflops, resistors and capacitors. Other designs includean onboard microprocessor and discrete comparatorswhich continuously co ...

https://www.eeworm.com/dl/505/24326.html

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电源技术  DN445微型模块LED驱动器

&nbsp; Once relegated to the hinterlands of low cost indicatorlights, the LED is again in the spotlight of the lightingworld. LED lighting is now ubiquitous, from car headlightsto USB-powered lava lamps. Car headlights exemplifyapplications that capitalize on the LED&rsquo;s clear advantages&mda ...

https://www.eeworm.com/dl/505/24344.html

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电源技术  运用LT3092电流源以高线性度来实现温度至电流转换

&nbsp; One of the fi rst lessons in a basic electronics coursecovers the symbols for resistors, capacitors, inductors,voltage sources and current sources. Althougheach symbol represents a functional component of areal-world circuit, only some of the symbols have directphysical counterparts. For ...

https://www.eeworm.com/dl/505/24350.html

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电源技术  为敏感电路提供过压和电源反接保护

&nbsp; What would happen if someone connected 24V to your12V circuits? If the power and ground lines were inadvertentlyreversed, would the circuits survive? Does yourapplication reside in a harsh environment, where the inputsupply can ring very high or even below ground? Evenif these events are ...

https://www.eeworm.com/dl/505/24355.html

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电源技术  电压基准的理解和应用

&nbsp; Specifying the right reference and applying it correctly isa more difficult task than one might first surmise, consideringthat references are only 2- or 3-terminal devices.Although the word &ldquo;accuracy&rdquo; is most often spoken inreference to references, it is dangerous to use this ...

https://www.eeworm.com/dl/505/24360.html

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电源技术  LTC1325电池管理IC的使用

&nbsp; For a variety of reasons, it is desirable to charge batteriesas rapidly as possible. At the same time, overchargingmust be limited to prolong battery life. Such limitation ofovercharging depends on factors such as the choice ofcharge termination technique and the use of multi-rate/multi-s ...

https://www.eeworm.com/dl/505/24404.html

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