为什么led灯天花灯老是闪?

2025-03-15 22:25:02
推荐回答(2个)
回答1:

造成LED光源不停的闪烁情况一共有四种可能:

1、LED灯珠与LED驱动电源不匹配,正常单颗足1W灯珠承受电流:280-300mA,电压:3.0-3.4V,如果灯珠芯片不是足功率的就会造成灯光光源频闪现象,电流过高灯珠不能承受就一亮一灭,严重现象会把灯珠内置的金线或者铜线烧断,导致灯珠不亮。

2、可能是驱动电源坏了,只要换上另一个好的驱动电源,就不闪了。

3、如果驱动有过温保护功能,而灯具的材质散热性能不能达到要求,驱动过温保护开始工作也就会有一闪一灭的现象,例如:20W投光灯外壳用来装配30W的灯具,散热工作没有做好就会这样了。

4、如果户外灯具也有频闪一亮一灭现象,那就是灯具进水了。后果就是闪着闪着就不亮了。灯珠和驱动就坏了,驱动防水做的好的话,就只是坏掉灯珠,更换光源即可。 

回答2:

这是LED灯得供电电源出现问题了,这个供电电源不是指家里的220v交流电,LED的工作是靠直流的所以你需要检查一下那个供电电源盒,它的作用就是将交流电转换为LED所需的工作直流电。

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