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鎮ㄥソ锛屾杩庝締(l谩i)鍒扮董搴�(k霉)闆诲瓙甯傚牬(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�(g貌u)缍�(w菐ng) > IC鐧剧 > LM2940T-3.3

LM2940T-3.3 鐧�(f膩)甯冩檪(sh铆)闁� 鏅�(sh铆)闁擄細2025/5/8 17:09:15 鏌ョ湅 闁辫畝锛�24

LM2940T-3.3鏄竴绋綆鍔熻��銆佷笁绔闆诲绌�(w臎n)澹撳櫒锛屽爆浜嶭M2940绯诲垪銆傝┎绯诲垪鑺墖鑳藉鍦ㄤ綆杓稿叆闆诲姊濅欢涓嬫彁渚涚┅(w臎n)瀹氱殑杓稿嚭闆诲锛屽苟鍏锋湁杓冮珮鐨勮矤(f霉)杓夎兘鍔涖�侺M2940T-3.3鐨勮几鍑洪浕澹撶偤3.3V锛岄仼鐢ㄤ簬闇�瑕侀珮鍙潬鎬у拰绌�(w臎n)瀹氭�х殑渚挎敎寮忚ō(sh猫)鍌欏強宸ユキ(y猫)鎳�(y墨ng)鐢ㄣ�傚畠閲囩敤浜員O-220灏佽褰㈠紡锛屽叿鏈夎純灏忕殑楂旂⿳鍜岃壇濂界殑鏁ｇ啽鎬ц兘銆�
銆�銆�LM2940T-3.3鍦ㄨō(sh猫)瑷�(j矛)涓婇泦鎴愪簡閬�(gu貌)鐔变繚璀�(h霉)銆佺煭璺繚璀�(h霉)绛夊姛鑳�锛岀⒑淇濆湪妤电姊濅欢涓嬩粛鑳芥甯稿伐浣溿�傛澶�锛屽叾浣庡宸壒鎬э紙dropout voltage锛変娇寰楀畠闈炲父閬╁悎闆绘睜渚涢浕鐨勬噳(y墨ng)鐢ㄥ牬(ch菐ng)鏅�銆�

鍙冩暩(sh霉)

杓稿叆闆诲鑼冨湇锛�1.5V 鑷� 20V
銆�銆�杓稿嚭闆诲锛�3.3V
銆�銆�鏈�澶ц几鍑洪浕娴侊細1A
銆�銆�闈滄厠(t脿i)闆绘祦锛氬吀鍨嬪�肩偤75uA
銆�銆�绲�(ji茅)婧寖鍦嶏細-40掳C 鑷� 125掳C
銆�銆�灏佽褰㈠紡锛歍O-220
銆�銆�浣庡宸浕澹擄細鍏稿瀷鍊肩偤1.3V锛堝湪1A璨�(f霉)杓変笅锛�

鐗规��

LM2940T-3.3鏄竴娆惧皥(zhu膩n)鐐轰綆闆诲銆佸ぇ闆绘祦鎳�(y墨ng)鐢ㄨō(sh猫)瑷�(j矛)鐨勭┅(w臎n)澹撳櫒锛屽叿鍌欎互涓嬩富瑕佺壒榛�(di菐n)锛�
銆�銆�1. 楂樻晥浣庡宸壒鎬э細鑳藉椤憲闄嶄綆杓稿叆鑸囪几鍑洪浕澹撲箣闁撶殑澹撳樊锛屾彁楂樻晥鐜�锛屽挨鍏堕仼鍚堥浕姹犱緵闆荤郴绲�(t菕ng)銆�
銆�銆�2. 鍏�(n猫i)缃繚璀�(h霉)鍔熻兘锛氬寘鎷亷(gu貌)鐔遍棞(gu膩n)鏂蜂繚璀�(h霉)鍜岃几鍑虹煭璺繚璀�(h霉)锛屽寮�(qi谩ng)绯荤当(t菕ng)鐨勫彲闈犳��銆�
銆�銆�3. 绨�(ji菐n)鍠槗鐢細鍙渶灏戦噺澶栭儴鍏冧欢鍗冲彲妲�(g貌u)寤哄畬鏁寸殑绌�(w臎n)澹撻浕璺紝娓涘皯瑷�(sh猫)瑷�(j矛)寰�(f霉)闆滃害銆�
銆�銆�4. 寤ｆ硾鐨勫伐浣滄韩搴﹁寖鍦嶏細鏀寔寰�-40掳C鍒�+125掳C鐨勬搷浣滅挵(hu谩n)澧�锛岄仼鎳�(y墨ng)鍚勭ó鎯″姡姊濅欢銆�
銆�銆�5. 楂樼┅(w臎n)瀹氭�э細鍗充娇鍦ㄨ几鍏ラ浕澹撴尝鍕�(d貌ng)鎴栬矤(f霉)杓夎畩鍖栫殑鎯呮硜涓嬶紝涔熻兘淇濇寔杓稿嚭闆诲鐨勯珮搴︾┅(w臎n)瀹�銆�

鎳�(y墨ng)鐢�

LM2940T-3.3寤ｆ硾鎳�(y墨ng)鐢ㄤ簬灏�(du矛)闆绘簮绌�(w臎n)瀹氭�ц姹傝純楂樼殑闋�(l菒ng)鍩燂紝鍏烽珨鍖呮嫭锛�
銆�銆�1. 闆绘睜渚涢浕瑷�(sh猫)鍌欙細濡傛墜鎸佺祩绔�銆佺劇(w煤)绶氶�氫俊妯″绛�銆�
銆�銆�2. 宸ユキ(y猫)鎺у埗瑷�(sh猫)鍌欙細渚嬪PLC鎺у埗鍣ㄣ�佸偝鎰熷櫒鎺ュ彛闆昏矾銆�
銆�銆�3. 娑堣不(f猫i)椤�(l猫i)闆诲瓙鐢�(ch菐n)鍝侊細濡傛暩(sh霉)纰肩浉姗�(j墨)銆佷究鏀滃紡闊抽牷鎾斁鍣�銆�
銆�銆�4. 閱�(y墨)鐧傝ō(sh猫)鍌欙細濡備究鏀滃紡鐩�(ji膩n)璀�(h霉)鍎�銆佽绯栧剙绛夈��
銆�銆�5. 閫氫俊瑷�(sh猫)鍌欙細濡傝矾鐢卞櫒銆佽(di脿o)鍒惰В瑾�(di脿o)鍣ㄤ腑鐨勮紨鍔╅浕婧愰儴鍒嗐��

鏇夸唬鍨嬭櫉(h脿o)

LM2940T-5.0, LM2940C-3.3, LM2940C-5.0

lm2940t-3.3鎺ㄨ枽渚涙噳(y墨ng)鍟� 鏇村>

  • 鐢�(ch菐n)鍝佸瀷铏�(h脿o)
  • 渚涙噳(y墨ng)鍟�
  • 鏁�(sh霉)閲�
  • 寤犲晢
  • 灏佽/鎵硅櫉(h脿o)
  • 瑭㈠児(ji脿)