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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 > LM3450

LM3450 鐧�(f膩)甯冩檪闁� 鏅傞枔锛�2025/4/29 13:10:24 鏌ョ湅 闁辫畝锛�38

LM3450 鏄竴娆鹃珮鎬ц兘銆佷綆鍔熻�楃殑鍚屾闄嶅鍨婦C-DC杞�(zhu菐n)鎻涘櫒锛屽唬娉涙噳(y墨ng)鐢ㄤ簬渚挎敎寮忚ō(sh猫)鍌欏拰闆绘睜渚涢浕绯荤当(t菕ng)涓�傝┎鑺墖鍏锋湁楂樻晥鐜�銆佸皬灏哄鍜屾槗浜庝娇鐢ㄧ殑鐗归粸锛岄仼鐢ㄤ簬澶氱ó闆诲瑾�(di脿o)绡�(ji茅)闇�姹�銆�
銆�銆�LM3450鏀寔瀵几鍏ラ浕澹撹寖鍦�锛岃兘澶犳彁渚涚┅(w臎n)瀹氱殑杓稿嚭闆诲锛屽苟涓斿収(n猫i)缃簡鍔熺巼MOSFET浠ユ笡灏戝閮ㄥ厓浠舵暩(sh霉)閲�锛岀啊鍖栭浕璺ō(sh猫)瑷�銆傛澶�锛屽畠閭勫叿鍌欏绋繚璀峰姛鑳�锛屽閬庢祦淇濊銆佺煭璺繚璀峰拰閬庢韩淇濊锛岀⒑淇濆湪鍚勭ó宸ヤ綔姊濅欢涓嬬殑鍙潬閬嬭銆�

鍙冩暩(sh霉)

杓稿叆闆诲鑼冨湇锛�2.7V 鑷� 5.5V
銆�銆�杓稿嚭闆诲鑼冨湇锛�0.8V 鑷� 3.6V锛堝彲瑾�(di脿o)锛�
銆�銆�鏈�澶ц几鍑洪浕娴侊細1.5A
銆�銆�闁嬮棞(gu膩n)闋荤巼锛�1.2MHz
銆�銆�宸ヤ綔婧害鑼冨湇锛�-40掳C 鑷� +85掳C
銆�銆�灏佽褰㈠紡锛歐SON-8 鍜� TSSOP-16
銆�銆�闈滄厠(t脿i)闆绘祦锛�30渭A
銆�銆�鏁堢巼锛氶珮閬�95%
銆�銆�鍟熷嫊鏅傞枔锛氬吀鍨嬪�肩偤1ms

鐗规��

LM3450閲囩敤浜嗗厛閫茬殑鑴堟矕瀵害瑾�(di脿o)鍒讹紙PWM锛夋帶鍒舵妧琛�(sh霉)锛岃兘澶犲湪杓曡級姊濅欢涓嬭嚜鍕曞垏鎻涜嚦鐪侀浕妯″紡锛屽緸鑰屽湪鏁村�嬭矤杓夎寖鍦嶅収(n猫i)淇濇寔楂樻晥鐜�銆�
銆�銆�瑭茶姱鐗囧叿鏈夊揩閫熺灛鎱�(t脿i)闊挎噳(y墨ng)鑳藉姏锛屽彲浠ラ仼鎳�(y墨ng)璨犺級闆绘祦鐨勭獊鐒惰畩鍖�锛屽悓鏅傜董鎸佺┅(w臎n)瀹氱殑杓稿嚭闆诲銆�
銆�銆�鍏跺収(n猫i)缃鍎熷姛鑳芥笡灏戜簡灏嶅閮ㄨ鍎熷厓浠剁殑闇�姹傦紝閫蹭竴姝ョ啊鍖栦簡瑷�(sh猫)瑷堥亷绋�銆�
銆�銆�LM3450閭勬彁渚涗簡浣胯兘寮曡叧锛屽厑瑷辩敤鎴堕�氶亷閭忚集淇¤櫉鎺у埗杞�(zhu菐n)鎻涘櫒鐨勯枊鍟熻垏闂�(gu膩n)闁�锛屽緸鑰屽鐝�(xi脿n)鏇撮潏娲荤殑闆绘簮绠＄悊鏂规銆�
銆�銆�鐢变簬鍏堕珮闆嗘垚搴﹀拰楂樻晥鎬ц兘锛孡M3450闈炲父閬╁悎鐢ㄤ簬鎵嬫銆丳DA銆佹暩(sh霉)纰肩浉姗熶互鍙婂叾浠栦究鏀滃紡闆诲瓙瑷�(sh猫)鍌欎腑鐨勯浕婧愯綁(zhu菐n)鎻涙噳(y墨ng)鐢ㄣ��

鎳�(y墨ng)鐢�

渚挎敎寮忛浕瀛愮敘(ch菐n)鍝侊紙濡傛櫤鑳芥墜姗�銆佸钩鏉块浕鑵︺�佹暩(sh霉)纰肩浉姗熺瓑锛�
銆�銆�闆绘睜渚涢浕绯荤当(t菕ng)
銆�銆�USB渚涢浕瑷�(sh猫)鍌�
銆�銆�宓屽叆寮忕郴绲�(t菕ng)
銆�銆�閫氫俊瑷�(sh猫)鍌欎腑鐨勮紨鍔╅浕婧�
銆�銆�宸ユキ(y猫)鎺у埗瑷�(sh猫)鍌欎腑鐨勪綆澹撻浕婧愭ā濉�

鏇夸唬鍨嬭櫉

TPS62000
銆�銆�AP63200
銆�銆�RT7208

lm3450鎺ㄨ枽渚涙噳(y墨ng)鍟� 鏇村>

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  • 渚涙噳(y墨ng)鍟�
  • 鏁�(sh霉)閲�
  • 寤犲晢
  • 灏佽/鎵硅櫉
  • 瑭㈠児

lm3450璩囨枡 鏇村>

  • 鍨嬭櫉
  • 鎻忚堪
  • 鍝佺墝
  • 闁辫涓嬭級