鏅傞枔锛�2024/8/20 15:10:37
闁辫畝锛�340
LM25118瀵浕澹撹寖鍦岯uck-Boost闁嬮棞绌�(w臎n)澹撳櫒鎺у埗鍣ㄥ叿鏈変娇鐢ㄦ渶灏戝閮ㄧ祫浠跺鐝�(xi脿n)楂樻�ц兘銆佺稉(j墨ng)婵熼珮鏁堢殑Buck-Boost绌�(w臎n)澹撳櫒鎵�闇�鐨勬墍鏈夊姛鑳姐�傞檷澹�-鍗囧鎷撴挷鍦ㄨ几鍏ラ浕澹撳皬浜庢垨澶т簬杓稿嚭闆诲鏅備繚鎸佽几鍑洪浕澹撹(di脿o)绡�(ji茅)锛屼娇鍏剁壒鍒ラ仼鐢ㄤ簬姹借粖鎳夌敤銆�
銆�銆�LM25118浣滅偤闄嶅瑾�(di脿o)绡�(ji茅)鍣ㄥ伐浣�锛屽悓鏅傝几鍏ラ浕澹撳厖鍒嗗ぇ浜庤(di脿o)绡�(ji茅)鍚庣殑杓稿嚭闆诲锛屽苟鍦ㄨ几鍏ラ浕澹撴帴杩戣几鍑烘檪閫愭几閬庢浮鍒伴檷澹�-鍗囧妯″紡銆傞�欑ó闆欐ā鏂规硶鍦ㄥ鑼冨湇鐨勮几鍏ラ浕澹撲笂淇濇寔瑾�(di脿o)绡�(ji茅)锛屽湪闄嶅妯″紡涓嬪叿鏈夋渶浣崇殑杞�(zhu菐n)鎻涙晥鐜�锛屽湪妯″紡杞�(zhu菐n)鎻涙湡闁撳叿鏈夌劇姣涘埡鐨勮几鍑�銆傞�欑ó鏄撲簬浣跨敤鐨勬帶鍒跺櫒鍖呮嫭鐢ㄤ簬楂樺鍋�(c猫)闄嶅MOSFET鍜屼綆澹撳伌(c猫)鍗囧MOSFET鐨勯﹨(q奴)鍕曞櫒銆傝(di脿o)绡�(ji茅)鍣ㄧ殑鎺у埗鏂规硶鍩轰簬鍒╃敤妯℃摤闆绘祦鏂滃潯鐨勯浕娴佹ā寮忔帶鍒�銆備豢鐪熼浕娴佹ā寮忔帶鍒堕檷浣庝簡鑴堝瑾�(di脿o)鍒堕浕璺殑鍣伈闈堟晱搴�锛屽厑瑷卞皪楂樿几鍏ラ浕澹撴噳鐢ㄤ腑鎵�闇�鐨勯潪甯稿皬鐨勫崰绌烘瘮閫茶鍙潬鎺у埗銆傚叾浠栦繚璀峰姛鑳藉寘鎷浕娴侀檺鍒�銆佺啽闂滄柗鍜屽暉鐢ㄨ几鍏ャ�傝┎鍣ㄤ欢閲囩敤鍔熺巼澧炲挤鍨婬TSSOP-20灏佽锛屽叿鏈夋毚闇茬殑绠¤姱閫ｆ帴鐒婄洡锛屾湁鍔╀簬鏁ｇ啽銆�
杓稿叆闆诲宸ヤ綔鑼冨湇鐐�3V鑷�42V
銆�銆�浠跨湡宄板�奸浕娴佹ā寮忔帶鍒�
銆�銆�鍦ㄩ檷澹撳拰鍗囧妯″紡涔嬮枔骞虫粦杞�(zhu菐n)鎻�
銆�銆�闁嬮棞闋荤巼鏈�楂樺彲閫氶亷绶ㄧ▼瑷畾鐐�500kHz
銆�銆�鎸暕鍣ㄥ悓姝ュ姛鑳�
銆�銆�鍏�(n猫i)閮ㄩ珮闆诲鍋忕疆绌�(w臎n)澹撳櫒
銆�銆�闆嗘垚浜嗛珮鍋�(c猫)鍜屼綆鍋�(c猫)鏌垫サ椹�(q奴)鍕曞櫒
銆�銆�鍙法绋嬭粺鍟熷嫊鏅傞枔
銆�銆�瓒呬綆闂滄柗闆绘祦
銆�銆�浣胯兘杓稿叆
銆�銆�瀵付瀵宸斁澶у櫒
銆�銆�1.5%鍙嶉鍩烘簴绮惧害
銆�銆�鐔遍棞鏂�
銆�銆�灏佽锛�20寮曡叧HTSSOP锛堣８闇茬剨鐩わ級
銆�銆�浣跨敤LM25118骞跺�熷姪WEBENCH?闆绘簮瑷▓鍣ㄥ壍(chu脿ng)寤哄畾鍒惰ō瑷�
銆�銆�宸ユキ(y猫)闄嶅/鍗囧闆绘簮
