| 可调光LED驱动AC/DC数字电源控制器iW3612 |
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| 引用本文： | 路秋生.可调光LED驱动AC/DC数字电源控制器iW3612[J].灯与照明,2011,35(2):29-37,56. |
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| 作者姓名： | 路秋生 |
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| 作者单位： | 北京信息职业技术学院,北京,100050 |
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| 摘 要： | iW3612为一款用于LED可调光控制的离线式AC/DC高性能电源变换控制器电路,它采用数控技术来检测调光器工作类型和调光相位,通过相控的方法来调节通过LED电流的脉冲宽度(PWM),从而实现LED发光亮度的调节.iW3612工作于准谐振工作模式,因而具有工作效率高的特点.iW3612采用独有的数控技术消除了LED相控...
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| 关 键 词： | 初级控制技术(PSR) 可控硅调光 LED 相控 |
AC/DC Digital Power Controller iW3612 for Dimmable LED Drivers |
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| Lu Qiusheng.AC/DC Digital Power Controller iW3612 for Dimmable LED Drivers[J].Light & Lighting,2011,35(2):29-37,56. |
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| Authors: | Lu Qiusheng |
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| Affiliation: | Lu Qiusheng(Beijing Information Technology College,Beijing 100050) |
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| Abstract: | The iW3612 is a high performance AC/DC offline power supply controller for dimmable LED luminaires,which uses digital control technology to detect the dimmer type and phase.iW3612 controls the LED brightness by the way of conduction phase.The LED brightness is modulated by PWM-dimming.iW3612 can provide high efficiency because of operating in quasi-resonant mode.iW3612's digital control technology eliminates visible flicker.iW3612 can operate with all dimmer schemes including : leading-edge dimmer,trailing-... |
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| Keywords: | primary side regulation triac dimming LED phase control |
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