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电源技术 陶瓷输入电容可导致过压瞬变

  A recent trend in the design of portable devices has beento use ceramic capacitors to filter DC/DC converter inputs.Ceramic capacitors are often chosen because of theirsmall size, low equivalent series resistance (ESR) and highRMS current capability. Also, recently, designers havebeen loo ...
https://www.eeworm.com/dl/505/24378.html
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电源技术 LTM4600 DCDC微型模块热性能

  The LTM4600 DC/DC μModule regulator is a complete highpower density stepdown regulator for 10A continuous (14Apeak) loads. The device has two voltage options: 20VINmaximum for the LTM4600EV and 28VIN maximum for theLTM4600HVEV each housed in a small 15mm ¥ 15mm ¥2.8mm LGA surfa ...
https://www.eeworm.com/dl/505/24396.html
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电源技术 DCDC稳压器印刷电路板设计

  The LTM8020, LTM8021, LTM8022 and LTM8023 μModule®regulators are complete easy-to-use encapsulated stepdownDC/DC regulators intended to take the pain and aggravationout of implementing a switching power supplyonto a system board. With a μModule regulator, you onlyneed an input c ...
https://www.eeworm.com/dl/505/24399.html
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电源技术 LT1300和LT1301在功率DCDC转换器中的应用

  The design of battery-powered equipment can often bequite challenging. Since few ICs can operate directly fromthe end-of-life voltage from a 2-cell battery (about 1.8V),most systems require a DC/DCconverter. The systemdesigner often has a limited area in which to place the DC/DC converter ...
https://www.eeworm.com/dl/505/24407.html
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电源技术 实现高效可靠的太阳能逆变器设计

当前,太阳能光伏市场(包括光伏模块和逆变器)正以每年约30%的年累积速 度增长。太阳能逆变器的作用是将随太阳能辐射及光照变化的DC 电压转换成为 电网兼容的AC 输出;而对于广大电子工程师而言,太阳能逆变器是一个值得高 度关注的技术领域。因此下文将介绍太阳能逆变器设计所需注意的技术要点、挑 战以及相应的解决 ...
https://www.eeworm.com/dl/505/24415.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 使用新电源模块改进表面贴装可制造性

The latest generation of Texas Instruments (TI) boardmountedpower modules utilizes a pin interconnect technologythat improves surface-mount manufacturability.These modules are produced as a double-sided surfacemount(DSSMT) subassembly, yielding a case-less constructionwith subcomponents located on b ...
https://www.eeworm.com/dl/505/24440.html
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电源技术 多路电源XRP7714参数设置及外围器件的选择

XRP7714是一款四输出脉宽调制(PWM)分级降压(step down)DC-DC控制器,并具有内置LDO提供待机电源。该器件在单个IC上为电池供电的产品提供了整套的电源管理方案,并且通过内含的I2C串行接口进行整体的编程配置。XRP7714器件的每一路输出电压的编程范围是0.9V~5.1V,此范围内无需外部分压器。可编程DPWM开关频率的范围从3 ...
https://www.eeworm.com/dl/505/24457.html
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电源技术 电源模板PS405和PS407电源模板简述

•用于对SIMATICS7-400的供电•用于将AC或DC网络电压转换为所需的5V DC和24VDC工作电压•输出电流为4A,10A和20A
https://www.eeworm.com/dl/505/24478.html
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