LP3985ITLX-3.0 鏅傞枔锛�2025/3/26 8:41:22 闁辫畝锛�37

LP3985ITLX-3.0 鏄竴娆剧敱 Texas Instruments锛堝痉宸炲剙鍣級鐢熺敘(ch菐n)鐨勪綆鍔熻€椼€侀珮绮惧害绶氭€х┅(w臎n)澹撳櫒銆傝┎鍣ㄤ欢閲囩敤鍏堥€�(j矛n)鐨� BiCMOS 宸ヨ棟鍒堕€�锛屽叿鏈夎秴浣庣殑闈滄厠(t脿i)闆绘祦鍜屽嚭鑹茬殑璨�(f霉)杓夊強绶氳矾鐬厠(t脿i)闊挎噳(y墨ng)鎬ц兘銆�
銆€銆€LP3985 绯诲垪鏀寔澶氱ó鍥哄畾杓稿嚭闆诲閬搁爡锛岃寖鍦嶅緸 1.2V 鍒� 5.0V锛岀敤鎴跺彲浠ラ伕鎿囬仼鍚堝叾鎳�(y墨ng)鐢ㄩ渶姹傜殑鍏烽珨鐗堟湰銆侺P3985ITLX-3.0 鐨勮几鍑洪浕澹撶偤 3.0V锛岄潪甯搁仼鍚堥渶瑕佺┅(w臎n)瀹氶浕婧愮殑渚挎敎寮忚ō(sh猫)鍌欏拰鍏朵粬浣庡姛鑰楁噳(y墨ng)鐢ㄥ牬鏅�銆�

鍙冩暩(sh霉)

宸ヤ綔闆诲锛�2.7V 鑷� 5.5V
銆€銆€杓稿嚭闆诲锛�3.0V
銆€銆€鏈€澶ц几鍑洪浕娴侊細150mA
銆€銆€闈滄厠(t脿i)闆绘祦锛�4渭A锛堝吀鍨嬪€硷級
銆€銆€璨�(f霉)杓夎(di脿o)鏁寸巼锛毬�0.5%
銆€銆€绶氳矾瑾�(di脿o)鏁寸巼锛毬�0.1%
銆€銆€PSRR锛堥浕婧愭姂鍒舵瘮锛夛細60dB锛�1kHz锛�
銆€銆€灏佽椤炲瀷锛歋OT-23-50掳C 鑷� +125掳C

鐗规€�

LP3985ITLX-3.0 鎻愪緵浜嗗嚭鑹茬殑鎬ц兘鐗归粸(di菐n)锛屽寘鎷細
銆€銆€1. 瓒呬綆闈滄厠(t脿i)闆绘祦瑷�(sh猫)瑷�锛屼娇鍏堕潪甯搁仼鍚堥浕姹犱緵闆荤殑渚挎敎寮忚ō(sh猫)鍌欍€�
銆€銆€2. 鍏�(n猫i)缃煭璺拰閬庢韩淇濊(h霉)鍔熻兘锛屾彁楂樹簡绯荤当(t菕ng)鐨勫彲闈犳€у拰瀹夊叏鎬�銆�
銆€銆€3. 楂樼簿搴﹁几鍑洪浕澹�锛岀⒑淇濅簡绯荤当(t菕ng)閬�(y霉n)琛岀殑绌�(w臎n)瀹氭€�銆�
銆€銆€4. 蹇€熺灛鎱�(t脿i)闊挎噳(y墨ng)锛屽嵆浣垮湪璨�(f霉)杓夊揩閫熻畩鍖栫殑鎯呮硜涓嬩篃鑳戒繚鎸佽几鍑洪浕澹撶殑绌�(w臎n)瀹�銆�
銆€銆€5. 灏忓阀鐨� SOT-23-5 灏佽锛岀瘈(ji茅)鐪佷簡 PCB 绌洪枔锛岀啊鍖栦簡瑷�(sh猫)瑷堥亷绋�銆�
銆€銆€6. 寤ｆ硾鐨勫伐浣滄韩搴﹁寖鍦�锛岄仼鐢ㄤ簬鍚勭ó鐠�(hu谩n)澧冩浠朵笅鐨勬噳(y墨ng)鐢ㄣ€�
銆€銆€閫欎簺鐗规€т娇寰� LP3985ITLX-3.0 鎴愮偤瑷卞浣庡姛鑰楁噳(y墨ng)鐢ㄧ殑鐞嗘兂閬告搰锛屼緥濡傛墜鎸佽ō(sh猫)鍌�銆佸彲绌挎埓瑷�(sh猫)鍌欍€佸偝鎰熷櫒妯″绛�銆�

鎳�(y墨ng)鐢�

LP3985ITLX-3.0 鐨勫吀鍨嬫噳(y墨ng)鐢ㄩ牁(l菒ng)鍩熷寘鎷細
銆€銆€1. 渚挎敎寮忛浕瀛愯ō(sh猫)鍌欙紝濡傛墜姗�(j墨)銆佸钩鏉块浕鑵�銆佹暩(sh霉)纰肩浉姗�(j墨)绛�銆�
銆€銆€2. 鍙┛鎴磋ō(sh猫)鍌�锛屽鏅鸿兘鎵嬭〃銆佸仴韬拷韫ゅ櫒銆�
銆€銆€3. 鐒＄窔鍌虫劅鍣ㄧ恫(w菐ng)绲�(lu貌)涓殑绡€(ji茅)榛�(di菐n)瑷�(sh猫)鍌�銆�
銆€銆€4. RFID 闁辫畝鍣ㄥ拰鍏朵粬浣庡姛鑰楃墿鑱�(li谩n)缍�(w菐ng)瑷�(sh猫)鍌�銆�
銆€銆€5. 閱�(y墨)鐧傝ō(sh猫)鍌�锛屽渚挎敎寮忓仴搴风洠(ji膩n)娓剙銆�
銆€銆€6. 娑堣不(f猫i)椤為浕瀛愮敘(ch菐n)鍝�锛屼緥濡傝棈(l谩n)鐗欒€虫(j墨)銆侀仚鎺у櫒绛�銆�
銆€銆€鐢变簬鍏朵綆鍔熻€楃壒鎬у拰楂樼┅(w臎n)瀹氭€�锛岃┎鍣ㄤ欢鑳藉鍦ㄤ繚璀夌郴绲�(t菕ng)鎬ц兘鐨勫悓鏅傚欢闀烽浕姹犲＝鍛�銆�