Topic: led火牛問題

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Posted by: jeffery2003cat
Posted on: 2012-08-10 22:43

我有1個 恆流電壓火牛 inpue:180-250v...50/60...output75-105v..900+25ma..
推10粒 10w用的led燈...應該用串聯定並聯好?? 需要加電阻嗎??如要需要加!!需要加多小粒?用幾多1粒?....請師兄幫忙..謝謝!!
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