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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 > LP3856

LP3856 鐧�(f膩)甯冩檪(sh铆)闁� 鏅�(sh铆)闁擄細2025/4/30 9:37:45 鏌ョ湅 闁辫畝锛�25

LP3856鏄竴娆剧敱寰峰窞鍎�鍣紙TI锛夌敓鐢�(ch菐n)鐨勪綆鍣伈銆佷綆澹撳樊绶氭�х┅(w臎n)澹撳櫒锛圠DO锛�銆傝┎鑺墖閲囩敤鍏堥��(j矛n)鐨勫伐钘濊ō(sh猫)瑷�(j矛)锛屽叿鏈夊嚭鑹茬殑闆绘簮鎶戝埗姣旓紙PSRR锛夊拰妤典綆鐨勮几鍑哄櫔鑱�锛岄潪甯搁仼鍚堢偤灏�(du矛)闆绘簮璩�(zh矛)閲忚姹傝純楂樼殑鎳�(y墨ng)鐢ㄦ彁渚涚┅(w臎n)瀹氫笖绱斿噲鐨勯浕婧愩�傚畠鏀寔1.2V鑷�5.5V鐨勮几鍏ラ浕澹撹寖鍦�锛屽苟鑳藉鎻愪緵楂橀仈(d谩)300mA鐨勬寔绾�(x霉)杓稿嚭闆绘祦銆�
銆�銆�LP3856鐨勪富瑕佹噳(y墨ng)鐢ㄥ牬(ch菐ng)鏅寘鎷究鏀滃紡闆诲瓙瑷�(sh猫)鍌�銆侀煶闋婚浕璺�佸皠闋绘ā濉婁互鍙婁换浣曢渶瑕侀珮闆绘簮璩�(zh矛)閲忕殑绯荤当(t菕ng)銆傚叾鍏�(n猫i)缃繚璀�(h霉)鍔熻兘濡傞亷(gu貌)娴佷繚璀�(h霉)銆侀亷(gu貌)婧棞(gu膩n)鏂风瓑纰轰繚浜嗚姱鐗囧湪妤电姊濅欢涓嬬殑鍙潬鎬�銆�

鍙冩暩(sh霉)

杓稿叆闆诲鑼冨湇锛�1.2V 鑷� 5.5V
銆�銆�杓稿嚭闆绘祦锛氭渶澶�300mA
銆�銆�闈滄厠(t脿i)闆绘祦锛氬吀鍨嬪��35渭A
銆�銆�杓稿嚭闆诲绮惧害锛毬�1%
銆�銆�闆绘簮鎶戝埗姣旓紙PSRR锛夛細鍦�1kHz鏅�(sh铆)鐐�74dB
銆�銆�杓稿嚭鍣伈锛�20渭V RMS锛堝吀鍨嬪�硷級
銆�銆�宸ヤ綔婧害鑼冨湇锛�-40掳C 鑷� +125掳C
銆�銆�灏佽椤炲瀷锛歋OT-23, VSON

鐗规��

LP3856浠ュ叾鍗撹秺鐨勬�ц兘琛ㄧ従(xi脿n)钁楃ū锛屼富瑕佺壒榛�(di菐n)濡備笅锛�
銆�銆�1. 妤典綆鐨勮几鍑哄櫔鑱�锛岄潪甯搁仼鍚堝皪(du矛)闆绘簮绱斿噲搴﹁姹傝純楂樼殑鎳�(y墨ng)鐢�锛屼緥濡傞煶闋绘斁澶у櫒鍜屽皠闋婚浕璺��
銆�銆�2. 楂橀仈(d谩)74dB鐨勯浕婧愭姂鍒舵瘮锛圥SRR锛�锛岃兘澶犲湪鍢堥洔鐨勯浕婧愮挵(hu谩n)澧冧腑鏈夋晥婵鹃櫎骞叉摼淇¤櫉(h脿o)銆�
銆�銆�3. 卤1%鐨勮几鍑洪浕澹撶簿搴�锛屼繚璀変簡璨�(f霉)杓変緵闆荤殑涓�鑷存�у拰绌�(w臎n)瀹氭�с��
銆�銆�4. 鍏�(n猫i)缃繚璀�(h霉)鍔熻兘锛屽寘鎷亷(gu貌)娴佷繚璀�(h霉)鍜岄亷(gu貌)婧棞(gu膩n)鏂凤紝鎻愬崌浜嗙郴绲�(t菕ng)鐨勫彲闈犳�у拰瀹夊叏鎬�銆�
銆�銆�5. 灏忓瀷灏佽閬搁爡(xi脿ng)锛堝SOT-23鍜孷SON锛夛紝鏈夊姪浜庣瘈(ji茅)鐪丳CB绌洪枔锛岀壒鍒ラ仼鍚堢穵婀婂瀷瑷�(sh猫)瑷�(j矛)銆�
銆�銆�6. 鏀寔瀵硾鐨勮几鍏ラ浕澹撹寖鍦嶏紙1.2V鑷�5.5V锛�锛岄仼鎳�(y墨ng)澶氱ó闆绘簮鐠�(hu谩n)澧�銆�
銆�銆�閫欎簺鐗规�т娇LP3856鎴愮偤瑷卞楂樻�ц兘銆佷綆鍔熻�楁噳(y墨ng)鐢ㄧ殑鐞嗘兂閬告搰銆�

鎳�(y墨ng)鐢�

LP3856寤ｆ硾鎳�(y墨ng)鐢ㄤ簬浠ヤ笅闋�(l菒ng)鍩燂細
銆�銆�1. 渚挎敎寮忔秷璨�(f猫i)椤為浕瀛愮敘(ch菐n)鍝�锛屼緥濡傛櫤鑳芥墜姗�(j墨)銆佸钩鏉块浕鑵�銆佷究鏀滃紡濯掗珨鎾斁鍣ㄧ瓑銆�
銆�銆�2. 闊抽牷瑷�(sh猫)鍌�锛屽鑰虫(j墨)鏀惧ぇ鍣�銆侀煶闊跨郴绲�(t菕ng)涓殑闆绘簮鍑堝寲閮ㄥ垎銆�
銆�銆�3. 灏勯牷閫氫俊妯″锛岀敤浜庣偤鏁忔劅鐨勫皠闋婚浕璺彁渚涚┅(w臎n)瀹氱殑浣庡櫔鑱查浕婧�銆�
銆�銆�4. 宸ユキ(y猫)鑷嫊(d貌ng)鍖栬ō(sh猫)鍌欎腑鐨勫偝鎰熷櫒鎺ュ彛渚涢浕銆�
銆�銆�5. 閱�(y墨)鐧傞浕瀛愯ō(sh猫)鍌�锛屼緥濡傚彲绌挎埓鍋ュ悍鐩�(ji膩n)娓�(c猫)鍣ㄣ��
銆�銆�6. 闆绘睜渚涢浕瑷�(sh猫)鍌�锛岀敱浜庡叾浣庨潨鎱�(t脿i)闆绘祦鍜岄珮鏁堢巼锛岃兘澶犲欢闀�(zh菐ng)闆绘睜澹藉懡銆�
銆�銆�绺戒箣锛孡P3856閬╃敤浜庢墍鏈夐渶瑕佷綆鍣伈銆侀珮绌�(w臎n)瀹氭�у拰灏忓昂瀵歌В姹烘柟妗堢殑鎳�(y墨ng)鐢ㄥ牬(ch菐ng)鏅�銆�

鏇夸唬鍨嬭櫉(h脿o)

LP3861, LP3857, TPS7A05

lp3856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)

lp3856璩囨枡 鏇村>

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