ããCSPä¸COBæ大çå·®å«å°±å¨äºCSPå°ç¶è¯çæå
é¢è¢«ä¸å±ç»çä¿æ¤ï¼COB没æç¸å½äºè£¸çãåä¸ä¸ªé头2ç§å·¥èºä½åºæ¥ç模ç»é«åº¦æåºå«ï¼COBè¦ä½ç¹ãå¨ç产å å·¥çæ¶åï¼CSP对ç°å°ç¹è¦æ±ç¸å¯¹ä½ç¹ sensor表é¢å¦æè¿æç°å°ç¹å¯ä»¥è¿å·¥ä¿®å¤ï¼COBåä¸å¯ã
ããCOBä¼å¿ï¼å¯å°éçãæå
è¯çãISP
ãã以å软æ¿æ´åå¨ä¸èµ·ï¼å°è£
æµè¯åå¯ç´æ¥äº¤ç»ç»è£
åï¼COB å°è£
æ¹å¼ä¸ºè¾ä¸ºä¼ ç»çæ¹å¼ï¼åå¾Wafer åï¼ä»¥Chip on Board æ¹å¼å°die
ããåºå®äºPCB æ¿åå ä¸æ¯æ¶åéçä½æ模åï¼æ¤ç产æ¹å¼éç¹ä¸ºCOB
ããè¯ççæ§å¶ï¼æ
å
·æç产æµç¨çï¼è约空é´ï¼å·¥èºæçåè¾ä½ææ¬ä¼å¿ï¼çº¦ä½10%ï¼ã
ããCOB缺ç¹ï¼ COB ç缺ç¹æ¯å¶ä½è¿ç¨ä¸å®¹æéå污æï¼å¯¹ç¯å¢è¦æ±è¾é«ï¼å¶ç¨è®¾å¤ææ¬è¾é«ãè¯åçåå¨å¤§ãå¶ç¨æ¶é´é¿ï¼æ æ³ç»´ä¿®çï¼ä¸è¥ä½¿ç¨å¨ç¸æºæ¨¡åå½ä¸ï¼å¨æè½æµè¯ä¸ï¼å®¹ææParticleéåºçé®é¢ãç产æµç¨ç¼©çï¼ä½è¿ä¹è¡¨ç¤ºå¶ä½æ¨¡åçææ¯é¾åº¦å°å¤§å¹
æåï¼å½±åè¯çç表ç°ã
ããCSPä¼ç¹ï¼å¨
ããäºå°è£
段ç±å段å¶ç¨å®æï¼CSPå°è£
éç¨äºèæ°å°çIC,å¶ç¨è®¾å¤ææ¬è¾ä½ãå¶ç¨æ¶é´çï¼CSP
ããçä¼ç¹å
æ¬å°è£
åçè¯ç尺寸ä¸æ¶ç²å¤§å°ç¸å½ï¼éååºç¨äºå¯æºå¼çµå产åãåå è¯çåçµè·¯æ¿ä¸ä»
éçé¡çæå¸åï¼å¯å¤§å¹
缩ççµè·¯ä¼ è¾éå¾ï¼ååå°çµæµæèä¸
ããçµç£æ³¢å¹²æ°åççæºçãæ¤å¤å ä¸éç¨å¡ææé¶ç·å
è£
ï¼è¯çå¯ç±èé¢ç´æ¥æ£çã
ããCSP缺ç¹ï¼é¢ä¸´çæææ¯å
线穿éçä¸ä½³ãä»·æ ¼è¾è´µãé«åº¦è¾é«ãèå
ç©¿é鬼影ç°è±¡ã
温馨提示:答案为网友推荐,仅供参考