DIY LED灯

2025-03-26 17:03:13
推荐回答(4个)
回答1:

  1. 功率:LED灯具是一个节能高效的灯具,一16W的LED日光灯就相当于40W的荧光类日光灯。所以建议你没毕要做到20W,15W左右即可

  2. 连接方式:依普通的小功率白光LED看,24V建议用7+1串联,即7颗LED串联后再串一颗电阻

    这个电阻取150欧左右

  3. 那么若依15W算的话,要31串如上的LED灯串并联,即217颗LED,31颗150欧1/8W的电阻

  4. 接下来就是再找个大的万用电路板,进行串并焊接了

  5. 最后最好把散热解决好

    注:DIY由于条件限制一般都用插件草帽头的LED,这种散热不佳,寿命都较短,光衰很历害。建议还是去某宝里LED吸灯灯电路板更合算

回答2:

吸顶灯,那就先要吸顶灯的外壳,再者就是吸顶灯的铝基板,铝基板最好买那种带灯珠的,贴片式的,灯珠要6串或是7串的,电阻,因为现在不知道你选用什么灯珠,阻值要买灯板的时候问一下卖家配多大电阻

回答3:

DIY的关键是散热器没有理想的散热器大功率灯珠的寿命是是很短的!可以选7*1W的铝基板圆形的长条的都行。(需要根据自己的散热器的形状来选)5730的7W成品板也不错不需要自己焊灯珠了。总共3组合计21W。每组需要接一个可调电流的恒流芯片电流控制在280--300ma之间。有能力的制作者最好不要采用串电阻的方案。铝基板与散热器之间一定要涂抹硅脂导热连接要紧密。制作一盏优质大功率的LED灯具是有一定的难度的与小功率的灯完全是两码事困难很多。这就是它迟迟没有走进寻常百姓家的原因。祝你成功!

回答4:

你最好直接重新买个电源吧你这个电源不合适做吸顶灯的,最好是用买来的恒流电源好些也不贵!一个也才10多块没有必要这么折腾还不安全!20w做恒压很不合适的!

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