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LED在半導體物理理論上電壓越高就越亮(如果可以控制擊穿發生前你給他多少電他就多亮)問題在於有光就有熱,怎麼排熱才是該死的大問題...絕大多數戶外LED設備不是壽命到而死掉而是熱壞掉我記得以前看過某超告亮度LED樣品光是其後面黏附的特殊散熱裝置就有50x50mm大小.而且才用不到12V的直流電源
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Reader Comments (Page 1 of 1)
kikiqp @ Feb 10th 2007 12:21AM
LED在半導體物理理論上電壓越高就越亮(如果可以控制擊穿發生前你給他多少電他就多亮)
問題在於有光就有熱,怎麼排熱才是該死的大問題...絕大多數戶外LED設備不是壽命到而死掉
而是熱壞掉
我記得以前看過某超告亮度LED樣品光是其後面黏附的特殊散熱裝置就有50x50mm大小.而且才用不到12V的直流電源