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鎮ㄥソ锛屾杩庝締鍒扮董搴浕瀛愬競鍫寸恫(w菐ng) 鐧婚寗 | 鍏嶈不娉ㄥ唺

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 > LM139A

LM139A 鐧�(f膩)甯冩檪闁� 鏅傞枔锛�2025/5/6 14:53:59 鏌ョ湅 闁辫畝锛�29

LM139A 鏄竴娆惧洓閫氶亾闆诲姣旇純鍣�锛屽爆浜� LM139 绯诲垪銆傝┎鑺墖閲囩敤闆欐サ鎬ф櫠楂旂宸ヨ棟鍒堕��锛屽叿鏈変綆澶辫(di脿o)闆诲銆侀珮澧炵泭鍜屽揩閫熼枊闂�(gu膩n)閫熷害鐨勭壒榛烇紝寤ｆ硾鎳�(y墨ng)鐢ㄤ簬闇�瑕侀珮鎬ц兘姣旇純鍣ㄧ殑闆诲瓙闆昏矾涓�銆�
銆�銆�LM139A 鐨勬瘡鍊嬫瘮杓冨櫒閮芥湁鐛ㄧ珛鐨勮几鍏ュ拰杓稿嚭锛岃兘澶犳柟渚垮湴鑸囧叾浠栭倧杓浕璺�茶鎺ュ彛銆傚畠閬╁悎鐢ㄤ簬宸ユキ(y猫)銆佹苯杌婁互鍙婃秷璨婚闆诲瓙鐢�(ch菐n)鍝佷腑鐨勪俊铏熻檿鐞�銆侀浕骞虫娓拰鎺у埗鎳�(y墨ng)鐢�銆�

鍙冩暩(sh霉)

渚涢浕闆诲锛�2 鑷� 36V
銆�銆�鍔熻�楋細姣忔斁澶у櫒鍏稿瀷鍊� 400渭W锛堝湪 Vs = 卤15V 鏅傦級
銆�銆�杓稿叆澶辫(di脿o)闆诲锛氭渶澶� 2mV
銆�銆�杓稿叆鍋忕疆闆绘祦锛氭渶澶� 250nA
銆�銆�鍌虫挱寤堕伈鏅傞枔锛氬吀鍨嬪�� 0.6渭s
銆�銆�宸垎杓稿叆闆诲鑼冨湇锛氱瓑浜庨浕婧愰浕澹�
銆�銆�杓稿嚭褰㈠紡锛氶泦闆绘サ闁嬭矾锛堥渶澶栨帴涓婃媺闆婚樆锛�

鐗规��

LM139A 鎻愪緵浜嗗嚭鑹茬殑闆绘埃鎬ц兘鍜屽彲闈犳�э細
銆�銆�1. 瀵伐浣滈浕澹撹寖鍦嶏紝閬╂噳(y墨ng)澶氱ó鎳�(y墨ng)鐢ㄥ牬鏅�銆�
銆�銆�2. 楂樺叡妯℃姂鍒舵瘮 (CMRR)锛岀⒑淇濆湪寰�(f霉)闆滃櫔鑱茬挵(hu谩n)澧冧笅淇濇寔绮惧害銆�
銆�銆�3. 宸垎杓稿叆闆诲鑼冨湇鑸囬浕婧愰浕澹撲竴鑷达紝閬垮厤浜嗚几鍏ラ亷澹撳晱椤�銆�
銆�銆�4. 鍏�(n猫i)閮ㄧ祼(ji茅)妲�(g貌u)缍�(j墨ng)閬庡劒(y艒u)鍖�锛屼娇寰楅潨鎱�(t脿i)闆绘祦杓冧綆锛岄仼鐢ㄤ簬浣庡姛鑰楄ō(sh猫)瑷�銆�
銆�銆�5. 杓稿嚭鐐洪泦闆绘サ闁嬭矾褰㈠紡锛屽彲浠ラ潏娲婚厤缃几鍑洪倧杓浕骞虫垨?q奴)宕縁(xi脿n)绶氳垏鍔熻兘銆�
銆�銆�6. 鑹ソ鐨勬韩搴︾┅(w臎n)瀹氭��锛岃兘澶犲湪 -55掳C 鑷� +125掳C 鐨勬摯灞曟韩搴﹁寖鍦嶅収(n猫i)鍙潬宸ヤ綔銆�

鎳�(y墨ng)鐢�

LM139A 鐨勫吀鍨嬫噳(y墨ng)鐢ㄥ牬鏅寘鎷細
銆�銆�1. 閬庨浂妾㈡脯锛氬埄鐢ㄥ叾楂橀潏鏁忓害鐗规�т締绮剧⒑鍒ゆ柗浜ゆ祦淇¤櫉鐨勯亷闆堕粸銆�
銆�銆�2. 娉㈠舰鐢�(ch菐n)鐢燂細濡傛柟娉㈢櫦(f膩)鐢熷櫒銆佸璜ф尟钑╁櫒绛�銆�
銆�銆�3. 妯℃摤淇¤櫉姣旇純锛氫緥濡傜敤浜庣洠(ji膩n)鎺ч浕姹犻浕澹撴槸鍚︿綆浜庨爯(y霉)瑷�(sh猫)闁惧�笺��
銆�銆�4. 鑷嫊鎺у埗锛氭瘮濡傞浕姗熷暉鍕�/鍋滄鎺у埗銆佸厜鑰﹀悎闅旈洟淇¤櫉鏀惧ぇ銆�
銆�銆�5. 鏁�(sh霉)鎿�(j霉)閲囬泦绯荤当(t菕ng)涓殑闆诲钩杞�(zhu菐n)鎻涘拰淇¤櫉瑾�(di脿o)鐞�銆�
銆�銆�6. 閫氫俊瑷�(sh猫)鍌欎腑鐨勪俊铏熸帴鏀堕杸闄愯ō(sh猫)瀹氬拰閷妾㈡脯銆�

鏇夸唬鍨嬭櫉

LM139
銆�銆�LM239
銆�銆�LM2901
銆�銆�TL331

lm139a鎺ㄨ枽渚涙噳(y墨ng)鍟� 鏇村>

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

lm139a璩囨枡 鏇村>

  • 鍨嬭櫉
  • 鎻忚堪
  • 鍝佺墝
  • 闁辫涓嬭級