LM4855 鏅傞枔锛�2025/6/3 18:44:06 闁辫畝锛�13

LM4855鏄竴娆剧敱寰峰窞鍎€鍣紙TI锛夌敓鐢�(ch菐n)鐨勫柈鑱查亾D椤為煶闋诲姛鐜囨斁澶у櫒銆傚畠灏堢偤渚挎敎寮忔噳(y墨ng)鐢ㄨō(sh猫)瑷�锛屽叿鏈夐珮鏁堢巼鍜屼綆鍔熻€楃殑鐗规€�锛岄潪甯搁仼鍚堥浕姹犱緵闆昏ō(sh猫)鍌欎娇鐢�銆�
銆€銆€LM4855閲囩敤浜咲椤炴斁澶ф妧琛�(sh霉)锛岃兘澶犲湪淇濇寔楂樿唱(zh矛)閲忛煶闋昏几鍑虹殑鍚屾檪娓涘皯灏嶉浕姹犻浕閲忕殑娑堣€�銆傝┎鑺墖閭勯泦鎴愪簡澶氱ó淇濊鍔熻兘锛屽閬庣啽淇濊銆佺煭璺繚璀峰拰娆犲閹栧畾绛�锛屼互纰轰繚鍏跺湪鍚勭ó宸ヤ綔姊濅欢涓嬬殑绌�(w臎n)瀹氭€у拰鍙潬鎬�銆�

鍙冩暩(sh霉)

闆绘簮闆诲锛�2.7V~5.5V
銆€銆€闈滄厠(t脿i)闆绘祦锛�1.6mA
銆€銆€鏁堢巼锛氶珮閬�90%
銆€銆€杓稿嚭鍔熺巼锛氬湪5V闆绘簮涓�锛岃矤杓夌偤8惟鏅傦紝鑳藉鎻愪緵1W鐨勮几鍑哄姛鐜�
銆€銆€淇″櫔姣旓細-78dB
銆€銆€绺借娉㈠け鐪熷姞鍣伈锛�0.03%

鐗规€�

LM4855閲囩敤D椤炴斁澶ф妧琛�(sh霉)锛屽叿鏈夐潪甯搁珮鐨勬晥鐜囷紝閬╁悎鐢ㄤ簬寤堕暦闆绘睜澹藉懡鐨勬噳(y墨ng)鐢ㄥ牬鏅�銆�
銆€銆€瀹冩敮鎸佸緸2.7V鍒�5.5V鐨勫杓稿叆闆诲鑼冨湇锛屼娇鍏跺彲浠ラ潏娲婚仼閰嶅绋笉鍚岀殑闆绘簮绯荤当(t菕ng)銆�
銆€銆€鑺墖鍏�(n猫i)閮ㄩ泦鎴愪簡闂�(gu膩n)鏂锋ā寮�锛屽彲灏囦緵闆婚浕娴侀檷浣庤嚦0.3渭A锛屽緸鑰屾渶澶ч檺搴﹀湴绡€(ji茅)鐪侀浕鑳姐€�
銆€銆€鍏峰倷瀹屽杽鐨勪繚璀锋鍒�锛屽寘鎷亷鐔遍棞(gu膩n)鏂�銆佺煭璺繚璀蜂互鍙婃瑺澹撻帠瀹氱瓑鍔熻兘锛屾彁楂樹簡绯荤当(t菕ng)鐨勫彲闈犳€�銆�
銆€銆€閲囩敤灏忓瀷SOT-23灏佽褰㈠紡锛屼究浜嶱CB甯冨眬鑸囧畨瑁�銆�

鎳�(y墨ng)鐢�

LM4855寤ｆ硾鎳�(y墨ng)鐢ㄤ簬渚挎敎寮忛浕瀛愯ō(sh猫)鍌欎腑锛屼緥濡傛墜姗�銆丮P3鎾斁鍣ㄣ€佹暩(sh霉)纰肩浉姗熶互鍙婂叾浠栭渶瑕侀珮鏁堥煶闋绘斁澶х殑娑堣不闆诲瓙鐢�(ch菐n)鍝�銆�
銆€銆€瀹冧篃鍙互鐢ㄤ綔鐜╁叿銆佺劇绶氶煶绠辨垨鑰呬换浣曞叾浠栬姹備綆鍔熻€椾笖楂樿唱(zh矛)閲忛煶闋昏几鍑虹殑鍫村悎涓殑闊抽牷鍔熺巼鏀惧ぇ瑙ｆ焙鏂规銆�