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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 > LM2940CSX-5.0

LM2940CSX-5.0 鐧�(f膩)甯冩檪(sh铆)闁� 鏅�(sh铆)闁擄細2025/5/10 12:08:19 鏌ョ湅 闁辫畝锛�25

LM2940CSX-5.0鏄竴娆句綆鍔熻��銆侀珮绌�(w臎n)瀹氭�х殑涓夌绌�(w臎n)澹撳櫒锛屽爆浜庢闆诲杓稿嚭绯诲垪銆傝┎鍣ㄤ欢鍏锋湁鑹ソ鐨勭窔璺拰璨�(f霉)杓夎(di脿o)绡�(ji茅)鑳藉姏锛岄仼鐢ㄤ簬澶氱ó渚挎敎寮忚ō(sh猫)鍌欏拰宸ユキ(y猫)鎳�(y墨ng)鐢ㄤ腑銆傚叾鍥哄畾杓稿嚭闆诲鐐�5V锛岃兘澶犳彁渚涢珮閬�(d谩)1A鐨勮几鍑洪浕娴�銆侺M2940CSX-5.0閲囩敤TO-220灏佽褰㈠紡锛屽叿鏈夎純灏忕殑楂旂⿳鍜岃純楂樼殑鏁ｇ啽鎬ц兘锛岄仼鍚堥渶瑕佺穵婀婅ō(sh猫)瑷�(j矛)鐨勬噳(y墨ng)鐢ㄥ牬(ch菐ng)鏅��
銆�銆�LM2940绯诲垪鐨勮ō(sh猫)瑷�(j矛)鏃ㄥ湪闄嶄綆杓稿叆闆诲鑼冨湇鐨勮姹�锛屽悓鏅�(sh铆)淇濇寔楂樻晥鐨勯浕澹撹綁(zhu菐n)鎻涙晥鐜�銆傚畠鏀寔2.9V鑷�20V鐨勫杓稿叆闆诲鑼冨湇锛岃兘澶犲湪杓冧綆鐨勮几鍏ラ浕澹撲笅姝ｅ父宸ヤ綔锛屽緸鑰屾彁楂樹簡绯荤当(t菕ng)瑷�(sh猫)瑷�(j矛)鐨勯潏娲绘��銆�

鍙冩暩(sh霉)

杓稿嚭闆诲锛�5V
銆�銆�鏈�澶ц几鍑洪浕娴侊細1A
銆�銆�杓稿叆闆诲鑼冨湇锛�2.9V 鑷� 20V
銆�銆�闈滄厠(t脿i)闆绘祦锛�8mA
銆�銆�灏佽褰㈠紡锛歍O-220
銆�銆�宸ヤ綔婧害鑼冨湇锛�-40掳C 鑷� +125掳C
銆�銆� dropout闆诲锛氬吀鍨嬪��1V
銆�銆�绱嬫尝鎶戝埗姣旓細70dB锛堝吀鍨嬪�硷級

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LM2940CSX-5.0鍏锋湁浠ヤ笅椤憲鐗规�э細
銆�銆�1. 楂樿几鍑洪浕娴佽兘鍔�锛屾敮鎸侀珮閬�(d谩)1A鐨勮矤(f霉)杓夐浕娴�銆�
銆�銆�2. 杓冧綆鐨刣ropout闆诲锛屽厑瑷卞湪浣庡宸浠朵笅楂樻晥閬�(y霉n)琛�銆�
銆�銆�3. 鍏�(n猫i)缃亷(gu貌)婧繚璀�(h霉)鍜岀煭璺繚璀�(h霉)鍔熻兘锛岀⒑淇濊姱鐗囧湪鐣板父鎯呮硜涓嬩笉鏈�(hu矛)鎼嶅銆�
銆�銆�4. 绱嬫尝鎶戝埗鑳藉姏寮�(qi谩ng)锛屾彁渚涘共鍑堢┅(w臎n)瀹氱殑杓稿嚭闆诲銆�
銆�銆�5. 瀵几鍏ラ浕澹撹寖鍦�锛岄仼鎳�(y墨ng)澶氱ó闆绘簮鐠�(hu谩n)澧冦��
銆�銆�6. 灏忓瀷鍖栧皝瑁�锛屼究浜庡湪绌洪枔鍙楅檺鐨勬噳(y墨ng)鐢ㄤ腑浣跨敤銆�
銆�銆�7. 鍏峰倷鍎�(y艒u)绉�鐨勭啽鎬ц兘锛岃兘澶犲湪楂樻韩鐠�(hu谩n)澧冧笅闀�(zh菐ng)鏅�(sh铆)闁撶┅(w臎n)瀹氬伐浣�銆�

鎳�(y墨ng)鐢�

LM2940CSX-5.0寤ｆ硾鎳�(y墨ng)鐢ㄤ簬浠ヤ笅闋�(l菒ng)鍩燂細
銆�銆�1. 闆绘睜渚涢浕瑷�(sh猫)鍌�锛屽鎵嬫寔绲傜銆佷究鏀滃紡鍎�鍣ㄧ瓑銆�
銆�銆�2. 宸ユキ(y猫)鎺у埗瑷�(sh猫)鍌欎腑鐨勯浕婧愭ā濉�銆�
銆�銆�3. 娑堣不(f猫i)椤為浕瀛愮敘(ch菐n)鍝�锛屼緥濡傞煶闋绘斁澶у櫒銆佸厖闆诲櫒绛�銆�
銆�銆�4. 閫氫俊瑷�(sh猫)鍌欎腑鐨勮紨鍔╅浕婧愩��
銆�銆�5. 閱�(y墨)鐧傝ō(sh猫)鍌欎腑鐨勪綆鍣伈闆绘簮閮ㄥ垎銆�
銆�銆�6. 宓屽叆寮忕郴绲�(t菕ng)鐨勭┅(w臎n)澹撻浕婧愯ō(sh猫)瑷�(j矛)銆�
銆�銆�鐢变簬鍏跺嚭鑹茬殑鎬ц兘鍜屽彲闈犳��锛孡M2940CSX-5.0鎴愮偤瑷卞宸ョ▼甯湪瑷�(sh猫)瑷�(j矛)闆绘簮绠＄悊瑙ｆ焙鏂规鏅�(sh铆)鐨勯閬搞��

鏇夸唬鍨嬭櫉(h脿o)

LM2940T-5.0, LM2940C-5.0, LM2940CT-5.0

lm2940csx-5.0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)

lm2940csx-5.0璩囨枡 鏇村>

  • 鍨嬭櫉(h脿o)
  • 鎻忚堪
  • 鍝佺墝
  • 闁辫涓嬭級

lm2940csx-5.0鍙冩暩(sh霉)

  • 鍒堕�犲晢National Semiconductor (TI)
  • 鏈�澶ц几鍏ラ浕澹�26 V
  • 杓稿嚭闆诲5 V
  • 鍥炲嫊(d貌ng)闆诲锛堟渶澶у�硷級0.8 V at 1A, 0.15 V at 100 mA
  • 杓稿嚭闆绘祦1 A (Typ)
  • 璨�(f霉)杓夎(di脿o)绡�(ji茅)50 mV
  • 杓稿嚭绔暩(sh霉)閲�1
  • 杓稿嚭椤炲瀷Fixed
  • 鏈�澶у伐浣滄韩搴�+ 125 C
  • 瀹夎棰�(f膿ng)鏍�SMD/SMT
  • 灏佽 / 绠遍珨TO-263
  • 绶氳矾瑾�(di脿o)鏁寸巼50 mV
  • 鏈�灏忓伐浣滄韩搴�0 C
  • 灏佽Reel
  • 宸ュ粻鍖呰鏁�(sh霉)閲�500