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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 > LM4781TA

LM4781TA 鐧�(f膩)甯冩檪闁� 鏅傞枔锛�2025/4/27 10:05:19 鏌ョ湅 闁辫畝锛�35

LM4781TA鏄竴绋珮鎬ц兘鐨勯煶闋诲姛鐜囨斁澶у櫒鑺墖锛屽唬娉涙噳(y墨ng)鐢ㄤ簬瀹跺涵闊抽熆銆佸濯掗珨绯荤当(t菕ng)鍜屾秷璨婚闆诲瓙鐢�(ch菐n)鍝佷腑銆傝┎鑺墖閲囩敤鍏堥�茬殑BiFET宸ヨ棟鍒堕��锛岃兘澶犳彁渚涢珮淇濈湡鐨勯煶闋昏几鍑�锛屽苟涓斿叿鍌欎綆澶辩湡鍜屼綆鍣伈鐨勭壒榛�銆侺M4781TA鏀寔瀵浕澹撹几鍏ヨ寖鍦嶏紝鑳藉鍦ㄥ悇绋浕婧愭浠朵笅绌�(w臎n)瀹氬伐浣�锛屽悓鏅傚叿鏈夐亷鐔变繚璀峰拰鐭矾淇濊鍔熻兘锛岀⒑淇濋暦鏅傞枔浣跨敤鐨勫彲闈犳��銆�
銆�銆�瑭茶姱鐗囪ō(sh猫)瑷堢敤浜庨﹨(q奴)鍕曚綆闃绘姉璨犺級锛屼緥濡傛彋鑱插櫒鎴栬�虫锛岃兘澶犳彁渚涘挤澶х殑鍔熺巼杓稿嚭锛屾豢瓒抽珮璩�(zh矛)閲忛煶闋绘斁澶х殑闇�姹�銆�

鍙冩暩(sh霉)

椤炲瀷锛氶煶闋诲姛鐜囨斁澶у櫒
銆�銆�灏佽锛歍O-263
銆�銆�杓稿叆闆诲鑼冨湇锛毬�15V鑷陈�28V
銆�銆�杓稿嚭鍔熺巼锛氬湪8惟璨犺級涓嬬偤20W锛圱HD=1%锛�
銆�銆�绺借娉㈠け鐪燂細灏忎簬0.01%锛堝吀鍨嬪�硷級
銆�銆�甯跺锛�10Hz鑷�100kHz
銆�銆�淇″櫔姣旓細澶т簬90dB
銆�銆�闈滄厠(t脿i)闆绘祦锛氱磩20mA
銆�銆�宸ヤ綔婧害鑼冨湇锛�-40鈩冭嚦+85鈩�

鐗规��

LM4781TA鐨勪富瑕佺壒鎬у寘鎷互涓嬪咕榛烇細
銆�銆�1. 楂樻晥鐜囧拰浣庡姛鑰楄ō(sh猫)瑷堬紝閬╁悎渚挎敎寮忚ō(sh猫)鍌欎娇鐢�銆�
銆�銆�2. 鍏�(n猫i)缃畬鍠勭殑淇濊闆昏矾锛屽寘鎷亷鐔变繚璀枫�佺煭璺繚璀峰拰閬庢祦淇濊锛屽寮蜂簡鑺墖鐨勫彲闈犳�с��
銆�銆�3. 楂樹繚鐪熼煶闋绘�ц兘锛屼綆澶辩湡鍜屼綆鍣伈浣垮緱闊宠唱(zh矛)鏇村姞绱斿噲銆�
銆�銆�4. 瀵浕澹撹几鍏ヨ寖鍦�锛岄仼鎳�(y墨ng)澶氱ó鎳�(y墨ng)鐢ㄥ牬鏅拰闆绘簮姊濅欢銆�
銆�銆�5. 鏀寔绔嬮珨鑱查洐閫氶亾杓稿嚭锛岄仼鐢ㄤ簬澶氭彋鑱插櫒閰嶇疆銆�
銆�銆�6. 鏄撲簬瑷�(sh猫)瑷堝拰浣跨敤锛屽鍦嶅厓浠跺皯锛岀啊鍖栦簡闆昏矾瑷�(sh猫)瑷堥亷绋�銆�
銆�銆�7. 绗﹀悎RoHS妯欐簴锛岀稜鑹茬挵(hu谩n)淇濄��

鎳�(y墨ng)鐢�

LM4781TA閬╃敤浜庝互涓嬮牁(l菒ng)鍩熷拰鎳�(y墨ng)鐢細
銆�銆�1. 瀹跺涵褰遍櫌绯荤当(t菕ng)鍜孉V鎺ユ敹姗熶腑鐨勯煶闋绘斁澶фā濉�銆�
銆�銆�2. 澶氬獟楂旈煶绠卞拰渚挎敎寮忛煶闊胯ō(sh猫)鍌欑殑鍔熺巼鏀惧ぇ銆�
銆�銆�3. 姹借粖闊抽熆绯荤当(t菕ng)鐨勫悗绱氬姛鐜囨斁澶�銆�
銆�銆�4. 宸ユキ(y猫)鎺у埗瑷�(sh猫)鍌欎腑鐨勮伈闊冲牨璀﹀拰鎻愮ず鍔熻兘銆�
銆�銆�5. 寤ｆ挱绯荤当(t菕ng)鍜屾渻璀扮郴绲�(t菕ng)鐨勯煶闋诲姛鐜囨斁澶�銆�
銆�銆�6. 鍏朵粬闇�瑕侀珮鍝佽唱(zh矛)闊抽牷杓稿嚭鐨勬噳(y墨ng)鐢ㄥ牬鏅�銆�

鏇夸唬鍨嬭櫉

LM4780N, LM4780M

lm4781ta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

lm4781ta璩囨枡 鏇村>

  • 鍨嬭櫉
  • 鎻忚堪
  • 鍝佺墝
  • 闁辫涓嬭級

lm4781ta鍙冩暩(sh霉)

  • 鍒堕�犲晢National Semiconductor (TI)
  • 鐢�(ch菐n)鍝�Class-AB
  • 杓稿嚭鍔熺巼35 W x 3 at 8 Ohms
  • 杓稿嚭椤炲瀷3-Channel Stereo
  • 鍙敤澧炵泭瑾�(di脿o)鏁�115 dB
  • 鍏辨ā鎶戝埗姣旓紙鏈�灏忓�硷級75 dB
  • THD + 鍣伈0.2 %
  • 宸ヤ綔闆绘簮闆诲18 V
  • 鏈�澶у姛鐜囪�楁暎125000 mW
  • 鏈�澶у伐浣滄韩搴�+ 85 C
  • 瀹夎棰ㄦ牸Through Hole
  • 灏佽 / 绠遍珨TO-220
  • 灏佽Tube
  • 闊抽牷璨犺級闆婚樆8 Ohms
  • 闆欓噸闆绘簮闆诲+/- 12 V, +/- 15 V, +/- 18 V, +/- 24 V, +/- 28 V
  • 杓稿叆瑁滃劅闆诲10 mV at +/- 28 V
  • 杓稿叆淇¤櫉椤炲瀷Differential
  • 鏈�灏忓伐浣滄韩搴�- 20 C
  • 杓稿嚭淇¤櫉椤炲瀷Single
  • 闆绘簮椤炲瀷Single, Dual
  • Supply Voltage - Max70 V
  • Supply Voltage - Min20 V