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鎮ㄥソ锛屾杩庝締鍒扮董搴浕瀛愬競鍫�(ch菐ng)缍�(w菐ng) 鐧婚寗 | 鍏嶈不(f猫i)娉ㄥ唺(c猫)

鎮ㄦ墍鍦ㄧ殑浣嶇疆锛�闆诲瓙鍏冨櫒浠堕噰璩肩恫(w菐ng) > IC鐧剧 > LM3400/AO3400A

LM3400/AO3400A 鐧�(f膩)甯冩檪(sh铆)闁� 鏅�(sh铆)闁擄細2025/4/28 10:41:16 鏌ョ湅 闁辫畝锛�51

LM3400鏄竴绋亽娴侀﹨(q奴)鍕�(d貌ng)鍣紝灏堢偤LED鐓ф槑鎳�(y墨ng)鐢ㄨō(sh猫)瑷�(j矛)銆傚畠閫氶亷鎻愪緵绮剧⒑鐨勯浕娴佹帶鍒朵締椹�(q奴)鍕�(d貌ng)鍠��(g猫)鎴栧鍊�(g猫)涓茶伅(li谩n)鐨勯珮浜害LED銆侫O3400A鏄竴娆綨婧濋亾閭忚集闆诲钩澧炲挤(qi谩ng)鍨婱OSFET锛屽唬娉涚敤浜庨枊闂�(gu膩n)闆绘簮銆侀浕姗�(j墨)椹�(q奴)鍕�(d貌ng)鍜岃矤(f霉)杓夊垏鎻涚瓑鎳�(y墨ng)鐢ㄤ腑銆�
銆�銆�LM3400閲囩敤鍥哄畾闋荤巼PWM瑾�(di脿o)鍏夋妧琛�(sh霉)锛岃兘澶犳笡灏戝閮ㄥ厓浠舵暩(sh霉)閲忓苟绨″寲瑷�(sh猫)瑷�(j矛)銆傝�孉O3400A鎲戝�熷叾浣庡皫(d菐o)閫氶浕闃诲拰蹇�熼枊闂�(gu膩n)鐗规��锛岄潪甯搁仼鍚堥珮鏁堣兘鍔熺巼杞�(zhu菐n)鎻涢浕璺�銆�

鍙冩暩(sh霉)

鍨嬭櫉(h脿o)锛歀M3400/AO3400A
銆�銆�宸ヤ綔闆诲锛歀M3400 - 6V鑷�60V锛孉O3400A - 鏈�澶�100V
銆�銆�鏈�澶ч浕娴侊細LM3400 - 楂橀仈(d谩)1A锛堟牴鎿�(j霉)閰嶇疆鍙摯(ku貌)灞曪級锛孉O3400A - 閫ｇ簩(x霉)婕忔サ闆绘祦2.9A
銆�銆�灏�(d菐o)閫氶浕闃伙細AO3400A - 鍏稿瀷鍊肩偤0.055惟
銆�銆�灏佽褰㈠紡锛歀M3400 - SOIC-8锛孉O3400A - SOT-23
銆�銆�瑾�(di脿o)鍏夊姛鑳斤細LM3400鏀寔PWM瑾�(di脿o)鍏�锛岄牷鐜囪寖鍦嶅彲閬�(d谩)1kHz鍒�20kHz

鐗规��

LM3400鐨勪富瑕佺壒榛�(di菐n)鏄叾鍏�(n猫i)缃簡瑾ゅ樊鏀惧ぇ鍣�銆丳WM瑾�(di脿o)鍏夊姛鑳戒互鍙婇亷婧繚璀�(h霉)姗�(j墨)鍒�锛岄�欎簺鐗规�х⒑淇濅簡鍦ㄥ悇绋挵(hu谩n)澧冧笅鐨勭┅(w臎n)瀹氶亱(y霉n)琛�銆傚悓鏅�(sh铆)锛岃┎鑺墖鍏锋湁杓冮珮鐨勬晥鐜囧拰杓冧綆鐨勫姛鑰楋紝闈炲父閬╁悎渚挎敎寮忚ō(sh猫)鍌欏強灏�(du矛)鑳借�楁晱鎰熺殑鎳�(y墨ng)鐢ㄥ牬(ch菐ng)鏅�銆�
銆�銆�AO3400A鍓囦互鍏朵綆灏�(d菐o)閫氶浕闃昏憲绋�锛岄�欐湁鍔╀簬闄嶄綆鍌冲皫(d菐o)鎼嶈��锛屾彁楂樻暣楂旂郴绲�(t菕ng)鏁堢巼銆傛澶栵紝鍏跺叿鍌欏嚭鑹茬殑鐔辨�ц兘鍜屽爡(ji膩n)鍥虹殑ESD淇濊(h霉)鑳藉姏锛屼娇鍏惰兘澶犲湪鍤�(y谩n)鑻涚挵(hu谩n)澧冧笅鍙潬宸ヤ綔銆�
銆�銆�鍏╄�呯祼(ji茅)鍚堜娇鐢ㄦ檪(sh铆)锛屽彲浠ユ(g貌u)寤洪珮鏁堢殑LED椹�(q奴)鍕�(d貌ng)瑙ｆ焙鏂规锛屽叾涓瑼O3400A鐢ㄤ綔闁嬮棞(gu膩n)鍣ㄤ欢锛岃�孡M3400璨�(f霉)璨�(z茅)绮剧⒑鐨勯浕娴佽(di脿o)绡�(ji茅)鑸囦繚璀�(h霉)銆�

鎳�(y墨ng)鐢�

LM3400閬╃敤浜庢苯杌婂熬鐕堛�佸墡杌婄噲銆佹棩闁撹杌婄噲绛塋ED鐓ф槑绯荤当(t菕ng)锛涘悓鏅�(sh铆)涔熷彲鐢ㄤ簬宸ユキ(y猫)鐓ф槑鍜屽缓绛戣椋剧収鏄庣瓑闋�(l菒ng)鍩�銆�
銆�銆�AO3400A鍥犲叾楂樻�ц兘琛ㄧ従(xi脿n)锛屽父琚噳(y墨ng)鐢ㄤ簬鎵嬫(j墨)鍏呴浕鍣�銆乁SB闆绘簮閬╅厤鍣ㄣ�丏C-DC杞�(zhu菐n)鎻涘櫒浠ュ強鍚勯娑堣不(f猫i)闆诲瓙鐢�(ch菐n)鍝佺殑鍔熺巼绠＄悊妯″涓�銆傚叐鑰呮惌閰嶅悗閭勫彲浠ュ舰鎴愬畬鏁寸殑LED椹�(q奴)鍕�(d貌ng)闆昏矾锛屾湇鍕�(w霉)浜庢埗澶栧唬鍛婄墝銆佽垶鑷�(t谩i)鐕堝厜绛夐渶瑕佸挤(qi谩ng)鍥烘�ц垏楂樻晥鎬х殑鍫�(ch菐ng)鍚�銆�

鏇夸唬鍨嬭櫉(h脿o)

LM3400: LT3476, AP3012
銆�銆�AO3400A: BSS138, FDN340P