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LED灯珠之间的价格为什么差异这么大
信息来源于:互联网 发布于:2022-11-09
贴片LED灯珠光源的价格之间为什么差异这么大呢?下面跟大家一起去探讨探讨:
1、贴片LED灯珠价格低的贴片LED灯珠其芯片尺寸较小,电极是比较粗糙的,耐电流和温湿度变化差,光衰快,寿命短,就同颜色同亮度的贴片LED灯珠,价格上都能相差几倍。差距主要体现在贴片LED灯珠的可靠性和光衰等性能上面。
2、贴片LED灯珠驱动的电阻电容,IC等元器件价格区别也很大,电路设计的合理性如果有一点不正确就会直接影响产品的质量,有的可能只是恒压,没做到恒流,而贴片LED灯珠必需要恒流才能更好的确保质量和使用寿命。
3、贴片LED灯珠是贴于线路板外表的,适合SMT加工,可回流焊。很好地处理了平整度、视角、亮度、可靠性、一致性等问题,选用了更轻的PCB板和反射层材料,改变直插LED灯珠较重的碳钢材料引脚,使显现反射层需求填充的环氧树脂更少,这样减少了产物尺度,下降分量。
不同价格的产品其有可能直接影响产品的性能质量,所以大家选购时一定要慎重考虑。