led鐭ヨ瘑榪炴帴錛屽棰?LED 甯歌榪炴帴鏂瑰紡
鍗曢灝佽鐨勫ぇ鍔熺巼銆侀珮浜害 LED 鐨勯�犱環楂橈紝騫朵笖鏄撳艦鎴愮儹閲忛泦涓紝褰卞搷 LED 鐨勫鍛斤紝鍥犳瀛樺湪涓�瀹氱殑鎶�鏈鍨掞紝璺濈澶ц寖鍥村疄鐢ㄥ寲灝氭湁鏃舵棩銆傜洰鍓嶈繘鍏ュ疄鐢ㄥ寲鐨勫崟棰楅珮浜害 LED 鐨勫姛鐜囧緢灝忥紝鑰屽湪瀹為檯浣跨敤鐨勫満鍚堝ぇ閮ㄥ垎闇�瑕佸鉤闈㈠彂鍏夛紝鍥犳蹇呴』灝嗗涓?LED 鎸夌収瑕佹眰鎺掑垪緇勫悎璧鋒潵錛屼竴鏂歸潰鑳藉婊¤凍杈冨ぇ鑼冨洿銆佽緝楂樹寒搴︺�佸姩鎬佹樉紺恒�佽壊褰╁彉騫葷瓑搴旂敤鐨勮姹傦紝鍙︿竴鏂歸潰鑳藉婊¤凍 LED 椹卞姩鐢墊簮鐨勯┍鍔ㄥ尮閰嶈姹傘�?/p>
鍦ㄥ簲鐢ㄤ腑錛岀敱澶氫釜 LED 鎸夌収涓�瀹氳寰嬫帓鍒楃粍鍚堝父瑙佺殑榪炴帴褰㈠紡涓昏鏈?縐嶃�?/p>
1錛庝覆鑱斿艦寮?/p>
1錛夌畝鍗曠殑涓茶仈褰㈠紡
涓�鑸畝鍗曠殑涓茶仈榪炴帴鏂瑰紡涓殑LED1~ LEDn 棣栧熬鐩歌繛錛屽鍥?( a 錛夋墍紺猴紝 LED 宸ヤ綔鏃舵祦榪囩殑鐢墊祦鐩哥瓑銆傚浜庡悓涓�瑙勬牸鍜屾壒嬈＄殑 LED 鏉ヨ錛岃櫧鐒跺崟涓殑 LED 涓婄殑鐢靛帇鍙兘鏈夊井灝忕殑宸紓錛屼絾鏄敱浜?LED 鏄數嫻佸瀷鍣ㄤ歡錛屽洜姝ゅ彲浠ヤ繚璇佸悇鑷殑鍙戝厜寮哄害鐩鎬竴鑷淬�傛墍浠ョ畝鍗曠殑涓茶仈褰㈠紡鐨?LED 鍏鋒湁鐢佃礬綆�鍗曘�佽繛鎺ユ柟渚跨瓑鐗圭偣銆傜劧鑰岋紝鐢變簬閲囩敤涓茶仈褰㈠紡錛屾墍浠ュ綋鍏朵腑涓�涓?LED 鍙戠敓寮�璺晠闅滄椂錛屽皢閫犳垚鏁翠釜 LED 鐏覆鐨勭唲鐏紝褰卞搷浜嗕嬌鐢ㄧ殑鍙潬鎬с�?/p>
2錛夊甫騫惰仈榻愮撼浜屾瀬綆＄殑涓茶仈褰㈠紡
姣忎釜 LED 閮藉茍鑱斾竴涓綈綰充簩鏋佺鐨勬敼榪涘瀷涓茶仈榪炴帴褰㈠紡濡傚浘1( b 錛夋墍紺恒�傚湪榪欑榪炴帴鏂瑰紡涓紝姣忎釜榻愮撼浜屾瀬綆＄殑鍑葷┛鐢靛帇閮介珮浜?LED 鐨勫伐浣滅數鍘嬨�傚湪 LED 姝ｅ父宸ヤ綔鏃訛紝鐢變簬榻愮撼浜屾瀬綆D1~ VDn 涓?span style="font-family: arial, helvetica, sans-serif; text-align: justify; letter-spacing: 0px;">瀵奸�氾紝鐢墊祦涓昏嫻佽繃LED1~LEDn, 褰?/span> LED涓蹭腑鏈夋崯鍧忕殑LED鑰岄�犳垚 鐏覆寮�璺椂錛岀敱浜?/span> VD1~VDn 瀵奸�氾紝闄や簡鏈夋晠闅滅殑LED 澶栵紝鍏朵粬 LED 浠嶆湁鐢墊祦閫氳繃鑰屽彂鍏夈�傝繖縐嶈繛鎺ユ柟寮忎笌鍥?(a) 鎵�紺虹殑綆�鍗曚覆鑱斿艦寮?/span> 姣旇緝錛屽湪鍙潬鎬ф柟闈㈠緱鍒頒簡寰堝ぇ鎻愰珮銆?/span>
(a) 綆�鍗曚覆鑱旇繛鎺ユ柟寮?/span> (b) 騫惰仈榻愮撼浜屾瀬綆＄殑涓茶仈榪炴帴鏂瑰紡
鍥? LED 鐨勪覆鑱旈┍鍔ㄦ柟寮?/span>
2. 鏁翠綋騫惰仈褰㈠紡
1)綆�鍗曠殑騫惰仈褰㈠紡
綆�鍗曞茍鑱旀柟寮忎腑鐨?/span> LED1锝?/span>LEDn 棣栧熬騫惰仈錛屽鍥? (a) 鎵� 紺猴紝宸ヤ綔鏃舵瘡涓?/span> LED 涓婃壙鍙楃殑鐢靛帇鐩哥瓑銆傜敱LED 鐨勭壒鎬у彲瑙侊紝鍏跺睘 浜庣數嫻佸瀷鍣ㄤ歡錛屽姞鍦?/span> LED 涓婄數鍘嬬殑寰皬鍙樺寲閮藉皢寮曡搗鐢墊祦鐨勮緝澶у彉 鍖栥�傛澶栫敱浜庡彈鍒?/span> LED 鍒墮�犳妧鏈殑闄愬埗錛屽嵆浣挎槸鍚屼竴鎵規鐨?/span> LED, 鍏舵�ц兘涓婄殑宸紓涔熸槸瀛樺湪鐨勶紝鍥犳 LED1锝濴EDn 宸ヤ綔鏃訛紝嫻佽繃姣忎釜 LED 鐨勭數嫻佹槸涓嶇浉絳夌殑銆傜敱姝ゅ彲瑙侊紝姣忎釜 LED鐢墊祦鍒嗛厤鐨勪笉鍧囧彲鑳?/span> 浣跨數嫻佽繃澶х殑 LED 瀵垮懡閿愬噺錛岀敋鑷崇儳鍧忋�傝繖縐嶈繛鎺ユ柟寮忚櫧鐒惰緝涓虹畝 鍗曪紝浣嗘槸鍙潬鎬у茍涓嶉珮錛岀壒鍒槸褰?/span> LED 鏁伴噺杈冨鏃跺簲鐢ㄥ氨鏇村鏄撻�?/span> 鎴愪嬌鐢ㄧ殑鏁呴殰銆?/span>
2)鐙珛鍖歸厤鐨勫茍鑱斿艦寮?/span>
閽堝綆�鍗曞茍鑱斿艦寮忎腑瀛樺湪鐨勮川閲忓拰鍙潬鎬ч棶棰橈紝鐙珛鍖歸厤鐨勫茍鑱?/span> 褰㈠紡鏄竴縐嶈緝濂界殑榪炴帴鏂瑰紡錛屽鍥? (b) 鎵�紺恒�傝繖縐嶆柟寮忎腑鐨勬瘡涓?/span> LED 閮藉叿鏈夌數嫻佺嫭绔嬪彲璋冩�э紝淇濊瘉嫻佽繃姣忎釜 LED 鐨勭數嫻佸湪鍏惰姹傜殑 鑼冨洿鍐呫�傚叿鏈夐┍鍔ㄦ晥鏋滃ソ銆佸崟涓?/span>LED 淇濇姢瀹屾暣銆佹晠闅滄椂涓嶅獎鍝嶅叾浠栫殑 LED 宸ヤ綔銆佸彲浠ュ尮閰嶅叿鏈夎緝澶у樊寮傜殑 LED 絳夌壒鐐廣�傚瓨鍦ㄧ殑涓昏闂 鏄暣涓┍鍔ㄧ數璺殑鏋勬垚杈冧負澶嶆潅銆佽緗殑閫犱環楂樸�佸崰鐢ㄧ殑浣撶Н澶э紝涓?/span> 閫傜敤浜庢暟閲忚緝澶氱殑LED 鐢佃礬銆?/span>
鍙﹀錛屾縐嶈繛鎺ユ柟寮忛�傚悎閲囩敤鎭掑帇椹卞姩錛岃�屼笉閫傚悎閲囩敤鎭掓祦椹卞姩 鐨勫艦寮忋�傚洜涓哄鏋滈噰鐢ㄦ亽嫻侀┍鍔ㄧ殑鏂瑰紡錛屽綋鍏朵腑涓�璺彂鐢熷紑璺椂錛屽 浣欑殑鐢墊祦渚夸細嫻佽繃鍏朵粬 LED, 浠庤�岄�犳垚鍏朵粬 LED 浜害鐨勬敼鍙橈紝鐢氳嚦 浼氬洜鐢墊祦榪囧ぇ鑰屼嬌LED 鐏儳鍧忋�?/span>
(a) 綆�鍗曞茍鑱旇繛鎺ユ柟寮? (b) 鐙珛鍖歸厤鐨勫茍鑱旇繛鎺ユ柟寮?/span>
3.娣瘋仈褰㈠紡
娣瘋仈褰㈠紡鏄患鍚堜簡涓茶仈褰㈠紡鍜屽茍鑱斿艦寮忓悇鑷殑浼樼偣鑰屾彁鍑虹殑錛屼富 瑕佹湁涓ょ褰㈠紡銆?/span>
1)鍏堜覆鍚庡茍鐨勬販鑱旀柟寮?/span>
褰撳簲鐢ㄧ殑LED 鏁伴噺杈冨鏃訛紝綆�鍗曚覆鑱旀垨鑰呯畝鍗曞茍鑱旈兘涓嶇幇瀹烇紝鍥犱負 鍓嶈�呰姹傞┍鍔ㄥ櫒杈撳嚭寰堥珮鐨勭數鍘?鍗曚釜LED 鐢?/span> 鍘?/span>VF鐨刵 鍊?,鍚庤�呰姹?/span>椹卞姩鍣ㄨ緭鍑哄緢澶х數嫻?鍗曚釜 LED 鐢墊祦 I鐨?/span> n鍊?銆傝繖瀵逛簬椹卞姩鍣ㄧ殑璁捐 鍜屽埗閫犻兘甯︽潵鍥伴毦錛屽茍涓旇繕鐗墊秹椹卞姩鐢佃礬鐨勭粨鏋勯棶棰樺拰鎬諱綋鐨勬晥鐜囬棶 棰樸�備覆鑱旂殑LED 鏁伴噺n 涓庡崟涓?/span>LED 鐨勫伐浣滅數鍘?/span> VF鐨勪箻縐?/span>nVF鍐沖畾椹卞姩 鍣ㄨ緭鍑虹數鍘嬶紱騫惰仈鐨?/span>LED涓茬殑鏁伴噺m 涓庡崟涓?/span>LED 鐨勫伐浣滅數嫻?/span>IF鐨勪箻縐?/span> mlp 鍐沖畾椹卞姩鍣ㄨ緭鍑虹數嫻侊紝鑰?/span> mlF脳nVF 鐨勫�煎氨鍐沖畾椹卞姩鍣ㄧ殑杈撳嚭鍔熺巼銆?/span> 鍥犳閲囩敤鍏堜覆鍚庡茍鐨勬販鑱旀柟寮忔棦淇濊瘉浜嗙數璺?/span>鍏鋒湁涓�瀹氱殑紼沖畾鎬?姣忎覆涓?/span> 鐨?/span> LED 鏁呴殰鏈�澶氬彧褰卞搷鏈覆鐨勬甯稿彂鍏?,鍙堣В鍐充簡涓庨┍鍔ㄧ數璺殑鍖歸厤 闂(椹卞姩鍣ㄨ緭鍑哄悎閫傜殑鐢靛帇),姣斿崟綰殑涓茶仈褰㈠紡鎻愰珮浜嗙伅鍏峰彲闈犳�э紝鍏堜覆鍚庡茍鐨勬販鍚堣繛鎺ユ柟寮忓鍥?-10(a) 鎵�紺恒�傛暣涓數璺粨鏋勮緝涓虹畝鍗曘�?/span> 榪炴帴鏂逛究銆佹晥鐜囪緝楂橈紝閫傜敤浜嶭ED 鏁伴噺杈冨鐨勫簲鐢ㄥ満鍚堛�?/span>
2)鍏堝茍鍚庝覆鐨勬販鑱旀柟寮?/span>
鍏堝茍鍚庝覆鐨?/span>LED 榪炴帴鏂瑰紡鏄彟涓�縐嶆販鑱旀柟寮忥紝濡傚浘3 (b) 鎵�紺恒�?/span> 鐢變簬閲囩敤鐨勬槸鍏堝茍鑱旇繛鎺ワ紝鎻愰珮浜嗘瘡緇?/span> LED 鏁呴殰鏃剁殑宸ヤ綔鍙潬鎬с�備絾榪?/span> 鏍風殑榪炴帴鏂瑰紡錛屼細緇欐瘡涓�緇勫茍鑱旂殑 LED甯︽潵鍧囨祦闂銆備竴縐嶅彲琛岀殑瑙ｅ喅 鏂規鏄噰鐢ㄩ厤瀵規寫閫夌殑鏂瑰紡錛岄�夋嫨鐢靛帇銆佺數嫻佸敖閲忕浉鍚岀殑 LED 浣滀負騫惰仈 鐨勪竴緇勶紝鎴栬�呯粰姣忎釜 LED 涓茶仈灝忕殑鍧囨祦鐢甸樆鏉ヨВ鍐熾�傝繖縐嶆販鑱旀柟寮忕殑鐗?/span> 鐐規槸緇撴瀯杈冧負綆�鍗曘�佹晥鐜囬珮銆佸彲闈犳�ц緝濂斤紝鍦ㄦ棩甯哥敓浜т腑姣旇緝甯歌銆?/span>
(a) 鍏堜覆鍚庡茍娣瘋仈鏂瑰紡 ( b ) 鍏堝茍鍚庝覆娣瘋仈鏂瑰紡
鍥? led鐨勬販鑱旈┍鍔ㄦ柟寮?/span>
4. 浜ゅ弶闃靛垪褰㈠紡
浜ゅ弶闃靛垪褰㈠鍥?鎵�紺猴紝涓昏鏄負浜嗘彁楂?/span> LED宸ヤ綔鐨勫彲闈犳�с�?/span> 闄嶄綆鏁呴殰鐜囨彁鍑烘潵鐨勩�備富瑕佹瀯鎴愬艦寮忔槸姣忎覆浠?涓?/span>LED 涓?/span> 涓� 緇勶紝鍒嗗埆 鎺ュ叆椹卞姩鍣ㄨ緭鍑虹殑 Va 銆?/span>Vb 銆?/span>Vc 杈撳嚭绔�傚綋涓�涓蹭腑鐨?涓?/span>LED 閮?/span> 姝?/span> 甯?/span> 鏃訛紝3涓?/span> LED 鍚屾椂鍙戝厜錛涗竴鏃﹀叾涓湁涓�涓垨涓や釜LED 澶辨晥寮�璺椂錛屽彲 浠ヤ繚璇佽嚦灝戞湁涓�涓?/span>LED 姝ｅ父宸ヤ綔銆傝繖鏍蜂竴鏉ュ氨鑳藉ぇ澶ф彁楂樻瘡緇?/span> LED鍙?/span>鍏夌殑鍙潬鎬э紝涔熷氨鑳藉鎻愰珮鏁翠釜LED 鍙戝厜鐨勬�諱綋鍙潬鎬с�?/span>
鍥? 浜ゅ弶闃靛垪褰㈣繛鎺ユ柟寮?/span>
緇間笂鎵�榪幫紝涓轟簡淇濊瘉LED 鐏叿鐨勬暣浣撹川閲忋�佹彁楂樼數璺姉騫叉壈鐨勮兘 鍔涖�佷繚璇佸彲闈犳�э紝澶氶LED 鐨勮繛鎺ユ柟寮忔瘮杈冨彲鍙栫殑鏄氦鍙夐樀鍒楄繛鎺ュ拰 娣?/span> 鑱?/span> 榪?/span> 鎺?/span> 鏂?/span> 寮?/span> 銆?a href="http://www.scxdfk.com/" target="_self" style="font-size: 10px; text-decoration: underline;">http://www.scxdfk.com/