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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 > TPS61181

TPS61181 鐧�(f膩)甯冩檪(sh铆)闁� 鏅�(sh铆)闁擄細2025/5/12 18:45:04 鏌ョ湅 闁辫畝锛�24

TPS61181 鏄竴娆鹃珮搴﹂泦鎴愮殑鍗囧杞�(zhu菐n)鎻涘櫒锛屽皥鐐洪﹨(q奴)鍕�(d貌ng)楂樹寒搴︾櫧鍏塋ED鑰岃ō(sh猫)瑷�(j矛)銆傚畠閲囩敤鍥哄畾闋荤巼鐨勮剤娌栧搴﹁(di脿o)鍒讹紙PWM锛夋帶鍒舵柟妗�锛岃兘澶犳彁渚涢珮閬�(d谩)350mA鐨勮几鍑洪浕娴�銆傝┎鍣ㄤ欢鍏锋湁浣庡姛鑰�銆佸皬灏哄鍜岄珮鏁堢巼鐨勭壒榛�(di菐n)锛岄潪甯搁仼鍚堜究鏀滃紡瑷�(sh猫)鍌欎腑鐨勮儗鍏夋噳(y墨ng)鐢�銆傚叾鍏�(n猫i)缃簡MOSFET闁嬮棞(gu膩n)鍜屾暣娴佷簩妤电锛屾笡灏戜簡澶栭儴鍏冧欢鐨勬暩(sh霉)閲�锛岀啊(ji菐n)鍖栦簡闆昏矾瑷�(sh猫)瑷�(j矛)銆�
銆�銆�TPS61181 鏀寔妯℃摤瑾�(di脿o)鍏夊拰PWM瑾�(di脿o)鍏夊姛鑳�锛屼娇鐢ㄦ埗鑳藉闈堟椿鍦拌(di脿o)绡�(ji茅)LED浜害銆傛澶�锛岃┎鑺墖閭勫叿鍌欓亷(gu貌)婧繚璀�(h霉)銆佺煭璺繚璀�(h霉)鍜岄枊璺繚璀�(h霉)绛夊绋繚璀�(h霉)姗�(j墨)鍒�锛屼互纰轰繚鍦ㄥ悇绋伐浣滄浠朵笅鐨勫彲闈犳�с��

鍙冩暩(sh霉)

杓稿叆闆诲鑼冨湇锛�2.7V - 5.5V
銆�銆�杓稿嚭闆绘祦锛氭渶楂�350mA
銆�銆�宸ヤ綔闋荤巼锛�1MHz
銆�銆�闂�(gu膩n)鏂烽浕娴侊細灏忎簬1uA
銆�銆�鏁堢巼锛氶珮閬�(d谩)90%
銆�銆�瑾�(di脿o)鍏夋柟寮忥細鏀寔妯℃摤瑾�(di脿o)鍏夊拰PWM瑾�(di脿o)鍏�
銆�銆�灏佽褰㈠紡锛歐SON-10锛�1.5mm x 2mm锛�

鐗规��

TPS61181 鎻愪緵澶氱ó闂�(gu膩n)閸电壒鎬у拰鍎�(y艒u)鍕�(sh矛)锛�
銆�銆�1. 楂樻晥鐨勫浐瀹氶牷鐜嘝WM鎺у埗鏂规锛屾湁鍔╀簬娓涘皯澶栭儴鍏冧欢鏁�(sh霉)閲忓苟鍎�(y艒u)鍖栨暣楂旀�ц兘銆�
銆�銆�2. 鍏�(n猫i)缃姛鐜嘙OSFET鍜屾暣娴佷簩妤电锛屾サ澶у湴绨�(ji菐n)鍖栦簡绯荤当(t菕ng)瑷�(sh猫)瑷�(j矛)锛屽悓鏅�(sh铆)闄嶄綆浜嗘垚鏈�銆�
銆�銆�3. 鎻愪緵鍏╃ó瑾�(di脿o)鍏夋柟寮�锛屽垎鍒ユ槸妯℃摤瑾�(di脿o)鍏夊拰PWM瑾�(di脿o)鍏夛紝閬╃敤浜庝笉鍚岀殑鎳�(y墨ng)鐢ㄥ牬(ch菐ng)鏅�銆�
銆�銆�4. 鍏峰倷澶氶噸淇濊(h霉)鍔熻兘锛屽寘鎷亷(gu貌)婧繚璀�(h霉)銆佺煭璺繚璀�(h霉)浠ュ強闁嬭矾淇濊(h霉)锛岀⒑淇濆湪鐣板父鎯呮硜涓嬬殑瀹夊叏鎬с��
銆�銆�5. 瓒呬綆鐨勯棞(gu膩n)鏂烽浕娴�锛屽欢闀�(zh菐ng)闆绘睜澹藉懡锛岀壒鍒ラ仼鍚堜簬闆绘睜渚涢浕鐨勪究鏀滃紡瑷�(sh猫)鍌欍��
銆�銆�6. 灏忓瀷鍖栫殑WSON-10灏佽锛岀瘈(ji茅)鐪丳CB绌洪枔锛屼究浜庣穵婀婂瀷瑷�(sh猫)瑷�(j矛)銆�

鎳�(y墨ng)鐢�

TPS61181 寤ｆ硾鎳�(y墨ng)鐢ㄤ簬闇�瑕侀珮鏁堥﹨(q奴)鍕�(d貌ng)LED鐨勫牬(ch菐ng)鏅�锛屼富瑕佹秹鍙婁互涓嬮牁(l菒ng)鍩燂細
銆�銆�1. 鏅鸿兘鎵嬫(j墨)鍜屽钩鏉块浕鑵︾殑椤ず灞忚儗鍏夌収鏄庛��
銆�銆�2. 鏁�(sh霉)纰肩浉姗�(j墨)鍜屾敐鍍忔(j墨)鐨勯杻鍏夌噲鎴栬闋荤噲銆�
銆�銆�3. 渚挎敎寮忓皫(d菐o)鑸ō(sh猫)鍌欏拰鍏朵粬鎵嬫寔闆诲瓙鐢�(ch菐n)鍝佺殑LED鑳屽厜椹�(q奴)鍕�(d貌ng)銆�
銆�銆�4. 宸ユキ(y猫)瑷�(sh猫)鍌欏拰閱�(y墨)鐧傝ō(sh猫)鍌欎腑浣跨敤鐨勯珮浜害LED椤ず妯″銆�
銆�銆�5. 鍚勯娑堣不(f猫i)椤為浕瀛愮敘(ch菐n)鍝佷腑鐨凩ED鎸囩ず鐕堝拰瑁濋＞鐕�銆�

鏇夸唬鍨嬭櫉(h脿o)

TPS61180, TPS61182

tps61181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)

tps61181璩囨枡 鏇村>

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