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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 > LP3954

LP3954 鐧�(f膩)甯冩檪(sh铆)闁� 鏅�(sh铆)闁擄細2025/5/9 9:58:46 鏌ョ湅 闁辫畝锛�34

LP3954 鏄竴娆句綆鍔熻��銆侀珮绮惧害鐨勫洓閫氶亾绶氭�х┅(w臎n)澹撳櫒锛屽皥(zhu膩n)鐐洪渶瑕佸鍊�(g猫)鐛�(d煤)绔嬮浕婧愯粚鐨勬噳(y墨ng)鐢ㄨō(sh猫)瑷�(j矛)銆傝┎鑺墖闆嗘垚浜嗗洓鍊�(g猫)鍙崹(d煤)绔嬭(di脿o)绡�(ji茅)鐨勪綆澹撳樊 (LDO) 绌�(w臎n)澹撳櫒锛岃兘澶犳彁渚涢珮閬�(d谩) 200mA 鐨勮几鍑洪浕娴侊紙姣忓��(g猫)閫氶亾锛�銆傚叾鐗归粸(di菐n)鍖呮嫭浣庨潨鎱�(t脿i)闆绘祦銆佸嚭鑹茬殑鐬厠(t脿i)闊挎噳(y墨ng)鍜岃純灏忕殑灏佽灏哄锛岄潪甯搁仼鍚堜究鏀滃紡瑷�(sh猫)鍌欏拰鍏朵粬灏�(du矛)鍔熺巼鏁堢巼鍜岀┖闁撴湁鍤�(y谩n)鏍艰姹傜殑鎳�(y墨ng)鐢�銆�
銆�銆�LP3954 閭勬彁渚涗簡澶氱ó淇濊(h霉)鍔熻兘锛屽閬�(gu貌)娴佷繚璀�(h霉)銆侀亷(gu貌)婧棞(gu膩n)鏂风瓑锛屼互纰轰繚绯荤当(t菕ng)鍦ㄥ悇绋浠朵笅鐨勭┅(w臎n)瀹氶亱(y霉n)琛�銆�

鍙冩暩(sh霉)

宸ヤ綔闆诲锛�1.1V 鑷� 5.5V
銆�銆�杓稿嚭闆绘祦锛氭瘡閫氶亾鏈�楂� 200mA
銆�銆�杓稿嚭闆诲鑼冨湇锛�0.8V 鑷宠几鍏ラ浕澹撴笡鍘� 1V
銆�銆�闈滄厠(t脿i)闆绘祦锛氬吀鍨嬪�� 60渭A
銆�銆�PSRR锛堥浕婧愭姂鍒舵瘮锛夛細鍦� 1kHz 涓嬪ぇ浜� 60dB
銆�銆� dropout 闆诲锛氬吀鍨嬪�� 300mV
銆�銆�宸ヤ綔婧害鑼冨湇锛�-40掳C 鑷� +85掳C
銆�銆�灏佽褰㈠紡锛歍SSOP-20, WQFN-20

鐗规��

LP3954 鎻愪緵浜嗗洓鍊�(g猫)鐛�(d煤)绔嬪彲閰嶇疆鐨� LDO 绌�(w臎n)澹撳櫒閫氶亾锛岀敤鎴�(h霉)鍙互閫氶亷(gu貌)澶栭儴闆婚樆鍒嗗鍣ㄤ締(l谩i)瑷�(sh猫)缃瘡鍊�(g猫)閫氶亾鐨勮几鍑洪浕澹�锛屽叿鏈夐珮搴﹂潏娲绘��銆�
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鎳�(y墨ng)鐢�

LP3954 寤ｆ硾鎳�(y墨ng)鐢ㄤ簬澶氶浕婧愯粚闇�姹傜殑绯荤当(t菕ng)涓�锛屼緥濡傞�氫俊瑷�(sh猫)鍌欍�佸祵鍏ュ紡鎺у埗鍣�銆佷究鏀滃紡閱�(y墨)鐧傝ō(sh猫)鍌�銆佹秷璨�(f猫i)椤�(l猫i)闆诲瓙鐢�(ch菐n)鍝佷互鍙婂伐妤�(y猫)鑷嫊(d貌ng)鍖栨帶鍒舵ā濉娿��
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鏇夸唬鍨嬭櫉(h脿o)

LP3953, LP3955, TPS7A4700

lp3954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�(x煤n)鍍�(ji脿)

lp3954璩囨枡 鏇村>

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