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LED灯珠的连接方式有哪些?
信息来源于:互联网 发布于:2022-11-15
当我们想要满足色温、亮度、色彩等条件时,就会使用LED灯珠+驱动器,将灯珠进行连接。
LED灯珠有直插式和贴片式两种不同规格,当我们要点亮LED灯珠时,我们需要相同的电性参数,所以我们需要区分两种不同的连接方式:
1.直插式(两脚)灯珠利用万用表测试,两脚同时点亮,记录正负极并区分;
2.贴片式灯珠,有并联和串联。四组并联、三个灯珠串联等……
下面分析多个灯珠的连接方法:
1.多个灯珠全部串联(灯珠之间的电流大小一样。问题:一个灯珠短路,整个串联灯不亮)
2.部分灯珠先串联,再并联。
3.先并联灯珠,再串联(灯珠数量不受电压限制,缺点是灯珠间电压不一致,容易因电流过大而烧毁灯珠,其他灯珠可能继续烧坏)