Update : 2013.5.21 Tue 17:36
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LED/LightingKorean
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2012.05.21  15:56:11
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¡ã 8ÀÎÄ¡ ¿þÀÌÆÛ·Î Á¦Á¶µÈ LED Ĩ

ºê¸´Áö·è½º(www.bridgelux.com) ¿Í µµ½Ã¹Ù ÄÚÆÛ·¹À̼Ç(www.toshiba.com)Àº ¿ÃÇØ °øµ¿ Çù·Â ÇùÁ¤À» ü°áÇÑ ÀÌÈÄ ºÒ°ú ¸î °³¿ù ¸¸¿¡ ¾÷°è ÃÖ°í ¼öÁØÀÇ 8ÀÎÄ¡ *GaN-on-Silicon LED ĨÀ» ±¸ÇöÇϴµ¥ ¼º°øÇß´Ù°í ¹ßÇ¥Çß´Ù.

ÀÌ LED ĨÀº 1.1mm² Å©±â·Î 614mA, 350mA¿¡¼­ 3.1V ¹Ì¸¸ÀÇ ¿ì¼öÇÑ ¼º´ÉÀ» Á¦°øÇÑ´Ù. ºê¸´Áö·è½º¿Í µµ½Ã¹Ù´Â Àü¼¼°è LCD ÆÐ³Î°ú Á¶¸í ½Ã½ºÅÛÀ¸·Î ÀÎÇØ ¼ö¿ä Áõ°¡¸¦ º¸À̰í ÀÖ´Â LED Ĩ¿¡ ´ëÇÑ ¾ç»çÀÇ °³¹ß ³ë·ÂÀ» ´õ¿í °¡¼ÓÈ­ ÇØ³ª°¥ ¿¹Á¤ÀÌ´Ù

µµ½Ã¹Ù´Â ¶ÇÇÑ SSL(Solid State Lighting) ¿µ¿ª¿¡¼­ ¾ç»ç°¡ °øµ¿À¸·Î Çõ½ÅÀû ±â¼úÀ» È®º¸ÇÒ ¼ö ÀÖµµ·Ï ºê¸´Áö·è½º¿¡ ÁöºÐÀ» ÅõÀÚÇÏ¿´´Ù. À̹ø ÅõÀÚ´Â µµ½Ã¹ÙÀÇ ¾Õ¼± ¹ÝµµÃ¼ °øÁ¤ ¹× Á¦Á¶ ±â¼ú °³¹ß ¿ª·®À» ±â¹ÝÀ¸·Î ºê¸´Áö·è½ºÀÇ GaN-on-Silicon LED Ĩ ±â¼ú °³¹ß ¿ª·®À» ´õ¿í ºÏµ¸´Â´Ù´Â °üÁ¡¿¡¼­ SSL ¾÷°è¿¡¼­ÀÇ ¾ç»çÀÇ ³ë·ÂÀ» ´õ¿í ÁõÁø½Ãų °ÍÀ¸·Î ±â´ëµÈ´Ù.

ºê¸´Áö·è½ºÀÇ ºô ¿ÓŲ½º(Bill Watkins) CEO´Â “µµ½Ã¹Ù¿Í ºê¸´Áö·è½º´Â ÀÌ¹Ì ±â¼ú °³¹ßÀ» À§ÇØ Çù·ÂÇϰí ÀÖÀ¸¸ç, ÁöºÐÅõÀÚ´Â ¾ç»ç°¡ ÀÏ¹Ý Á¶¸í ½ÃÀåÀ» °Ü³ÉÇØ SSL ¼Ö·ç¼ÇÀÇ ºñ¿ëÀ» ³·Ãß°Ú´Ù´Â °øµ¿ÀÇ ¸ñÇ¥¸¦ ´Þ¼ºÇÒ ¼ö ÀÖµµ·Ï Àü·«Àû °ü°è¿¡ ÇѰÉÀ½ ´õ ´Ù°¡¼­°Ô ÇÒ °Í”À̶ó°í ¸»Çß´Ù.

µµ½Ã¹ÙÀÇ º»»ç ºÎ»çÀåÀÌÀÚ ¹ÝµµÃ¼ ¹× ½ºÅ丮Áö Á¦Ç° ȸ»ç(Semiconductor and Storage Products Company )ÀÇ ¼ö¼® ºÎ»çÀåÀÎ ¸¶ÄÚÅä È÷µ¥½Ã¸¶(Makoto Hideshima) ´Â “ºê¸´Áö·è½º¿ÍÀÇ °øµ¿ °³¹ßÀ» ÅëÇØ ¾÷°è ÃÖ°íÀÇ 8ÀÎÄ¡ GaN-on-Silicon LED ¼º´ÉÀ» ¾ò°Ô µÇ¾î ±â»Ú´Ù. ¾ç»ç´Â ±â¼ú »ó¿ëÈ­¸¦ °Ü³ÉÇÏ¿© ¼±Áø ±â¼ú °³¹ßÀ» Áö¼ÓÀûÀ¸·Î Ãß±¸Çسª°¥ °ÍÀÌ´Ù”¶ó°í ¸»Çß´Ù.
 

GaN-on-Silicon ±â¼úÀ̶õ?
LED´Â º¸Åë »çÆÄÀÌ¾î ¶Ç´Â ÅºÈ­±Ô¼Ò(silicon carbide) ±âÆÇÀ» Ãâ¹ß Àç·á(starting material)·Î »ç¿ëÇϴµ¥, À̵éÀº ½Ç¸®ÄÜ¿¡ ºñÇØ °¡°ÝÀÌ ºñ½Î´Ù. ÀÌ·Î ÀÎÇÑ ³ôÀº »ý»ê ºñ¿ëÀº °¡Á¤ ¹× »ó¾÷¿ë ºôµù¿¡¼­ÀÇ LED Á¶¸í º¸±Þ È®´ë¿¡ °É¸²µ¹ÀÌ µÇ°í ÀÖ´Ù. ±×·¯³ª Àú·ÅÇÑ ´ëÇü ½Ç¸®ÄÜ ¿þÀÌÆÛ »ó¿¡¼­ ÁúÈ­°¥·ý(GaN)À» ¼ºÀå½ÃŰ´Â ±â¼úÀ» ÀÌ¿ëÇϸé ÃֽŠ¹ÝµµÃ¼ Á¦Á¶¿¡µµ Àû¿ëÀÌ °¡´ÉÇÒ »Ó¸¸ ¾Æ´Ï¶ó ÇöÀç ÀÌ¿ëµÇ°í ÀÖ´Â ¹æ½Äº¸´Ù ºñ¿ë Ãø¸é¿¡¼­ 75% °¡·® °³¼±ÀÌ °¡´ÉÇÏ´Ù.
 

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