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d,输入6-25v输入电压,sop8封装形式,主要针对目前低端射灯市场。 3、美国cAtAlyst公司-cAt4201 这个ic驱动1-7颗1w led。效率可达92%,6-2
http://blog.alighting.cn/sqslove/archive/2010/2/27/34500.html2010/2/27 14:54:00
功率led成品在电压和电流上仍然有很大的差异,且相比单个的led(一般单个白光、绿光、蓝光工作电压在2.7-4v,单个红光、黄光、橙光工作电压在1.7-2.5v)参数差异更大!(提
http://blog.alighting.cn/sqslove/archive/2010/2/27/34496.html2010/2/27 14:49:00
science And technologyhere is A difference between science And technology.science is
http://blog.alighting.cn/wsmyyy/archive/2010/2/27/34495.html2010/2/27 14:45:00
g which the student hAs A pAssive role (i. e. listening And tAking notes), mAny courses Ar
http://blog.alighting.cn/wsmyyy/archive/2010/2/27/34493.html2010/2/27 14:43:00
f selfconfidence ! confidence isn't An inherited trAit, it' s A leArned one. this meAns thA
http://blog.alighting.cn/wsmyyy/archive/2010/2/27/34492.html2010/2/27 14:41:00
区之一的广东省,结合在led应用领域的探索实践,已于7月1日正式实施了《广东省led路灯地方标准》,成为国内第一个制定和实施led路灯地方标准的省份,使广东在规范、引导led产业发
http://blog.alighting.cn/sqslove/archive/2010/2/27/34489.html2010/2/27 14:38:00
do you perfer stAying in A plAce All your lifethere is A widespreAd concern over whethe
http://blog.alighting.cn/wsmyyy/archive/2010/2/27/34490.html2010/2/27 14:38:00
feAtures the Art of AwkwArdA few dAys Ago to A relAtive's home, unfortunAtely, relAtive
http://blog.alighting.cn/wsmyyy/archive/2010/2/27/34488.html2010/2/27 14:36:00
wAter conservAtionone dAy, i told my brother to plAy, he sAw An uncle wAs holding A lArg
http://blog.alighting.cn/wsmyyy/archive/2010/2/27/34487.html2010/2/27 14:34:00
术uv+phosphor(紫外+荧光),led芯片可发出紫外线,激发荧光粉后组合发出各种光,如白光,粉红,青绿等光。 7,lumileds lumiledsligHTing是全球大
http://blog.alighting.cn/sqslove/archive/2010/2/27/34476.html2010/2/27 14:14:00