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LED日光灯照明电源设计的十个常见问题解析↘▓

2020-02-10 02:08:13浏览:2评论:0 来源:必达   
核心摘要:相关推荐报告期内,管理费用同比增加21.2%,影响利润的增长。 发表于 2019-04-15 11:32?576次阅读公司2018年期间费用率为19%,较

                    

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报告期内,管理费用同比增加21.2%,影响利润的增长。


                    

                       发表于 2019-04-15 11:32
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                        576次阅读
                    

                    伊戈尔披露年报,公司2018年实现营业总收入10...
                


                    

                    

公司2018年期间费用率为19%,较上年升高0.6个百分点。期间费用合计达2.1亿,同比下降2.2%...


                    

                       发表于 2019-04-15 11:28
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                        839次阅读
                    

                    伊戈尔披露年报,公司2018年实现营业总收入10...
                


                    

                    

要想设计出一款好的LED电源,除了要求LED电源工程师有足够的理论基础知识和实践经验之外,还需要LE...


                    

                       发表于 2018-10-01 06:00
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                        4074次阅读
                    

                    十年研发,亲手整理的最全面最有用的LED电源芯片...
                


                    

                    

目前传统照明灯具的缺点越来越明显,具体体现为耗电量大,热量多,不利于二氧化碳量的减少。而新型的照明工...


                    

                       发表于 2018-09-10 08:39
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                        3190次阅读
                    

                    LED日光灯的特点及优缺点介绍
                


                    

                    


                    

                       发表于 2016-06-12 16:10
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                        1574次阅读
                    

                    LED日光灯的作用
                


                    

                    

地下停车场的照明,由于是长时间连续照明,如果用普通的LED日光灯照明,一是灯珠受高温度长时间的影响,...


                    

                       发表于 2015-10-19 09:53
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                        1892次阅读
                    

                    三大地下停车场照明方案,哪种更“亮”
                


                    

                    


                    

                       发表于 2014-11-05 16:27
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                        4848次阅读
                    

                    LED日光灯电源设计有关PF驱动原理等常识
                


                    

                    


                    

                       发表于 2013-09-15 00:42
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                        1573次阅读
                    

                    自制LED日光灯
                


                    

                    


                    

                       发表于 2013-07-05 09:35
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                        1561次阅读
                    

                    恒流二极管方案应用LED日光灯真实图解
                


                    

                    


                    

                       发表于 2013-06-25 16:28
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                        5634次阅读
                    

                    低成本LED日光灯方案18W电源成本低至2元
                


                    

                    


                    

                       发表于 2013-04-14 10:00
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                        1236次阅读
                    

                    分体式LED日光灯专利
                


                    

                    


                    

                       发表于 2013-03-02 17:16
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                        1501次阅读
                    

                    小于一元硬币非隔离高恒流精度18W LED日光灯驱动方案
                


                    

                    


                    

                       发表于 2013-01-31 16:06
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                        4412次阅读
                    

                    LED日光灯电源设计心得
                


                    

                    


                    

                       发表于 2012-12-12 15:23
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                        985次阅读
                    

                    LED日光灯内置式的缺点和问题的严重性
                


                    

                    

随着绿能与环保议题日益受到重视,台湾LED照明大厂浩然科技(Aeon Lighting Techno...


                    

                       发表于 2012-11-19 09:35
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                        679次阅读
                    

                    浩然科技推出新一代T8 V2日光灯及PAR 36...
                


                    

                    

日光灯管在日常生活中有广泛的应用,但如何让led使用寿命及亮度达到让使用都满意的标准,是一个有相当意...


                    

                       发表于 2012-09-29 11:32
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                        692次阅读
                    

                    LED日光灯的四项重大关键技术解读
                


                    

                    

LED日光灯是国家绿色节能照明工程重点开发的产品之一,是目前取代传统的日光灯的主要产品。低电力消耗,...


                    

                       发表于 2012-09-21 17:48
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                        3582次阅读
                    

                    产品评测:LED日光灯1.2M T8
                


                    

                    

LED灯具是一个涉及行业最全面 ,也是最简单的产品,这也导致灯具可以很简单也可以很复杂。简单是因为:...


                    

                       发表于 2012-08-29 13:50
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                        785次阅读
                    

                    LED日光灯用光源发展趋势
                


                    

                    


                    

                       发表于 2012-08-16 23:41
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                        2137次阅读
                    

                    led日光灯PDF&原理图&芯片资料
                


                    

                    

  由于LED照明电源要求:民用照明PF值必需大于0.7,商业照明必需大于0.9。对于10~70W的...


                    

                       发表于 2012-05-22 09:47
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                        6614次阅读
                    

                    60W LED照明电源单级PFC高频变压器设计实...
                


                    

                    

目前常见的LED日光灯,外型尺寸上基本参照T8、T10的日光灯进行设计,不同的地方主要在于光源使用材...


                    

                       发表于 2012-05-04 10:08
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                        5239次阅读
                    

                    LED日光灯常见安规问题分析
                


                    

                    

FT870B是一款PWM控制型的高效的恒流型LED驱动IC,能在15~500V的输入电压下正常工作,...


                    

                       发表于 2012-03-07 10:52
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                        4899次阅读
                    

                    15W LED日光灯恒流驱动方案设计
                


                    

                    

介绍了LED日光灯驱动的特点,设计了实用的电容降压式LED日光灯驱动电路,着重分析了关键元件参数的选...


                    

                       发表于 2012-02-19 12:30
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                        9561次阅读
                    

                    LED日光灯驱动电路设计方案
                


                    

                    

2011年在倒闭潮蜂拥四起的时候,中祥却很镇静的在研发生产拥有自主知识产权的LED红外线灯管、LED...


                    

                       发表于 2012-02-11 11:36
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                        450次阅读
                    

                    灯亮又灯熄,中祥创新LED日光灯蕴藏大学问
                


                    

                    

和大家分享一些如何选购LED日光灯电源相关的经验总结,如果选择不恰当,LED日光灯不能发挥出应有的性...


                    

                       发表于 2011-12-17 00:02
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                        640次阅读
                    

                    教你选购LED日光灯电源
                


                    

                    

杭州士兰微电子近期推出了应用于LED日光灯的高功率因数反激式PWM控制器—SD7529。


                    

                       发表于 2011-12-06 09:44
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                        535次阅读
                    

                    士兰微电子推出用于LED日光灯的高功率因数PWM...
                


                    

                    

现在LED日光灯电源,做灯的厂家普遍要求放在灯管内,如放T8灯管内。本文在此说一下这种电源的研发和制...


                    

                       发表于 2011-11-21 13:55
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                        16925次阅读
                    

                    LED日光灯驱动电源自制详解
                


                    

                    

LED日光灯的电源分为内置式和外置式两种。所谓内置式就是指电源可以放在灯管内部。这种内置式的最大优点...


                    

                       发表于 2011-11-01 11:03
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                        620次阅读
                    

                    LED日光灯/价格
                


                    

                    

LED日光灯管是采用CREE与AOD超高亮LED白光作为发光光源,外壳为亚克力/铝合金。 LED日光...


                    

                       发表于 2011-10-28 11:57
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                        1621次阅读
                    

                    LED日光灯管规格/配件/结构
                


                    

                    

发光二极管(LED)和冷阴极荧光灯(CCFL)逐渐成为了汽车照明的普通光源。这些光源关键优势是具有较...


                    

                       发表于 2011-10-25 12:09
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                        797次阅读
                    

                    一种汽车照明电源的设计
                


                    

                    

LED灯管的节电效果非常显著,节电率可以高达75%,是未来照明灯具制造业发展的方向。如图为 LED日...


                    

                       发表于 2011-10-17 10:43
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                        20133次阅读
                    

                    LED日光灯管电路原理图
                


                    

                    

滤波是电容的作用中很重要的一部分。几乎所有的电源电路中都会用到。不要轻视小小电容哦。他的作用很大,你...


                    

                       发表于 2011-08-23 10:22
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                        2591次阅读
                    

                    照明电源中的电容作用
                


                    

                    

nu501系列是一简单的定电流组件,非常容易使用在各种LED照明产品.其具有绝佳的负载与电源调变率和...


                    

                       发表于 2011-07-23 11:17
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                        2938次阅读
                    

                    NU501在LED日光灯电源的应用
                


                    

                    

  过去的荧光灯虽然发光效率比较高,但是其中含有剧毒物质-汞,而且它也无法进行调光。现在LED的发光...


                    

                       发表于 2010-10-28 11:34
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                        1525次阅读
                    

                    不同类型的可调光LED日光灯设计
                


                    

                    

  目前,几乎市场上所有LED日光灯的电源都是采用内置式。所谓内置式就是指电源可以放在灯管里面。这种...


                    

                       发表于 2010-10-27 11:37
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                        1340次阅读
                    

                    内置式LED日光灯电源的问题分析
                


                    

                    

LED光源阵列设计为0.06W白光LED(SMT或草帽灯)24个串联、12串并联的方案,驱动288个...


                    

                       发表于 2010-07-29 09:17
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                        30904次阅读
                    

                    18W LED日光灯的电路图
                


                    

                    

新一代LED日光灯驱动芯片
 华润矽威科技(上海)有限公司日前推出新一代LED日光灯驱动芯片PT4...


                    

                       发表于 2010-02-22 09:10
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                        599次阅读
                    

                    新一代LED日光灯驱动芯片
                


                    

                    

LED日光灯与传统的日光灯
 采用CREE与AOD超高亮LED白光作为发光光源,外壳为...


                    

                       发表于 2009-11-14 10:29
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                        269次阅读
                    

                    LED日光灯与传统的日光灯
                


                    

                    

LED日光灯安装图资料
 
下面是AOD公司10W 大颗粒LED日光灯安装示意图


                    

                       发表于 2009-11-13 09:45
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                        1651次阅读
                    

                    LED日光灯安装图资料
                


                    

                    

12WLED日光灯与60WT9东芝日光灯实际照度数据比较
800MM的照度数据:T9 泰国产东芝...


                    

                       发表于 2009-11-13 09:40
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                        1367次阅读
                    

                    12WLED日光灯与60WT9东芝日光灯实际照度...
                


                    

                    

摘要:目前,汽车中大多采用LED和CCFL作为背光源,两种方案均需要特殊的供电电源。本应用笔记讨论了...


                    

                       发表于 2009-05-02 10:41
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                        259次阅读
                    

                    下一代汽车照明电源
                

                

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