LM3402HV 鏅�(sh铆)闁擄細2025/5/6 14:35:57 闁辫畝锛�24

LM3402HV鏄痉宸炲剙鍣紙TI锛夋帹鍑虹殑涓€娆鹃珮闆诲闄嶅LED椹�(q奴)鍕�(d貌ng)鍣�锛岄噰鐢�8寮曡叧SOIC灏佽銆傝┎鍣ㄤ欢鑳藉鍦ㄨ純瀵殑杓稿叆闆诲鑼冨湇鍏�(n猫i)鎻愪緵鎭掑畾闆绘祦杓稿嚭锛岄潪甯搁仼鍚堥﹨(q奴)鍕�(d貌ng)楂樹寒搴ED鎳�(y墨ng)鐢�銆傚叾鍏�(n猫i)缃姛鐜囬枊(k膩i)闂�(gu膩n)鍜岄浕娴佹娓�(c猫)鍔熻兘锛屽彲浠ョ啊(ji菐n)鍖栭浕璺ō(sh猫)瑷�(j矛)骞舵彁楂樻晥鐜�銆�
銆€銆€LM3402HV鑳藉铏曠悊楂橀仈(d谩)60V鐨勮几鍏ラ浕澹�锛屽苟鏀寔楂橀仈(d谩)1A鐨凩ED闆绘祦銆傞€氶亷(gu貌)瑾�(di脿o)绡€(ji茅)澶栭儴闆婚樆鍊�锛岀敤鎴�(h霉)鍙互闈堟椿鍦拌ō(sh猫)缃几鍑洪浕娴佸ぇ灏�銆傛澶�锛屽畠閭勯泦鎴愪簡澶氱ó淇濊(h霉)鍔熻兘锛屼緥濡傞亷(gu貌)鐔遍棞(gu膩n)鏂�銆佺煭璺繚璀�(h霉)鍜岄亷(gu貌)娴佷繚璀�(h霉)绛夛紝寰炶€岀⒑淇濆湪鍚勭ó姊濅欢涓嬬┅(w臎n)瀹氶亱(y霉n)琛�銆�

鍙冩暩(sh霉)

杓稿叆闆诲鑼冨湇锛�4.5V - 60V
銆€銆€鏈€澶ц几鍑洪浕娴侊細1A
銆€銆€宸ヤ綔闋荤巼锛�500kHz
銆€銆€闂�(gu膩n)鏂烽浕娴侊細灏忎簬1渭A
銆€銆€鏁堢巼锛氶珮閬�(d谩)90%
銆€銆€灏佽褰㈠紡锛歋OIC-8
銆€銆€宸ヤ綔婧害鑼冨湇锛�-40掳C 鑷� +125掳C

鐗规€�

LM3402HV鏄竴娆惧皥(zhu膩n)鐐洪﹨(q奴)鍕�(d貌ng)楂樹寒搴ED鑰岃ō(sh猫)瑷�(j矛)鐨勬亽娴侀檷澹撹綁(zhu菐n)鎻涘櫒銆傚叾涓昏鐗归粸(di菐n)鍖呮嫭锛�
銆€銆€1. 楂樿几鍏ラ浕澹撹寖鍦嶏紙4.5V鑷�60V锛�锛岄仼鐢ㄤ簬澶氱ó闆绘簮鐠�(hu谩n)澧�锛屽姹借粖(ch膿)闆绘睜鎴栧伐妤�(y猫)闆绘簮銆�
銆€銆€2. 鍏�(n猫i)缃姛鐜嘙OSFET锛屾笡灏戜簡澶栭儴鍏冧欢鏁�(sh霉)閲�锛屽緸鑰岀瘈(ji茅)鐪佷簡PCB绌洪枔銆�
銆€銆€3. 鎭掑畾闆绘祦杓稿嚭锛岀劇(w煤)闇€椤嶅鐨勯浕娴佹娓�(c猫)闆婚樆锛岀啊(ji菐n)鍖栦簡闆昏矾瑷�(sh猫)瑷�(j矛)銆�
銆€銆€4. 鍙€氶亷(gu貌)DIM寮曡叧瀵�(sh铆)鐝�(xi脿n)PWM瑾�(di脿o)鍏夊姛鑳斤紝瑾�(di脿o)鍏夋瘮楂橀仈(d谩)3000:1锛屾豢瓒充笉鍚屼寒搴﹂渶姹�銆�
銆€銆€5. 鍏�(n猫i)閮ㄩ泦鎴愬绋繚璀�(h霉)姗�(j墨)鍒�锛屽寘鎷亷(gu貌)婧繚璀�(h霉)銆佺煭璺繚璀�(h霉)鍜岄亷(gu貌)娴佷繚璀�(h霉)锛屾彁鍗囦簡绯荤当(t菕ng)鐨勫彲闈犳€с€�
銆€銆€6. 宸ヤ綔闋荤巼鍥哄畾鍦�500kHz锛屼究浜庡劒(y艒u)鍖栨烤娉㈠櫒瑷�(sh猫)瑷�(j矛)骞舵笡灏忛浕鎰熼珨绌�銆�

鎳�(y墨ng)鐢�

LM3402HV寤ｆ硾鎳�(y墨ng)鐢ㄤ簬闇€瑕侀珮鏁堥﹨(q奴)鍕�(d貌ng)楂樹寒搴ED鐨勫牬(ch菐ng)鏅�锛屽吀鍨嬫噳(y墨ng)鐢ㄥ寘鎷細
銆€銆€1. 姹借粖(ch膿)鍏�(n猫i)閮ㄧ収鏄庡強澶栭儴淇¤櫉(h脿o)鐕堬紙濡傚墡杌�(ch膿)鐕�銆佽綁(zhu菐n)鍚戠噲锛�銆�
銆€銆€2. 宸ユキ(y猫)瑷�(sh猫)鍌欎腑鐨勬寚绀虹噲鑸囪儗鍏夌収鏄�銆�
銆€銆€3. 寤虹瓚鐗╄椋剧敤LED鐕堜覆銆�
銆€銆€4. 鍙敎寮忚ō(sh猫)鍌欑殑LED闁冨厜鐕�銆�
銆€銆€5. 鍟嗘キ(y猫)绱�(j铆)LED妯�(bi膩o)蹇楃墝鍜岄’绀哄睆銆�
銆€銆€鐢变簬鍏跺寤ｇ殑杓稿叆闆诲鑼冨湇鍜岄珮鏁堢巼鐗规€�锛孡M3402HV鐗瑰垾閬╁悎閭ｄ簺杓稿叆闆诲娉㈠嫊(d貌ng)杓冨ぇ鐨勬噳(y墨ng)鐢ㄥ牬(ch菐ng)鍚堛€�