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LP2981A-50DBVR鏄竴娆句締鑷猅I锛堝痉宸炲剙鍣級鐨勪綆鍔熻�桟MOS绶氭�х┅(w臎n)澹撳櫒锛屽皥鐐洪渶瑕侀珮闆绘簮鎶戝埗姣�(PSRR)鍜屼綆鍣伈鐨勬噳鐢ㄨō瑷�銆傝┎鍣ㄤ欢鍏锋湁鍑鸿壊鐨勮矤杓夊拰绶氳矾鐬厠(t脿i)闊挎噳鐗规��锛屽悓鏅備繚鎸佷簡杓冨皬鐨勫皝瑁濆昂瀵稿拰杓冧綆鐨勯潨鎱�(t脿i)闆绘祦锛岄潪甯搁仼鍚堥浕姹犱緵闆昏ō鍌欏拰鍏朵粬灏嶅姛鑰楁晱鎰熺殑鎳夌敤鍫存櫙銆�
銆�銆�LP2981A绯诲垪鎻愪緵鍥哄畾杓稿嚭闆诲鐗堟湰鍜屽彲瑾胯几鍑虹増鏈紝鍏跺浐瀹氳几鍑洪浕澹撹寖鍦嶇偤1.2V鑷�30V锛岃�屽彲瑾跨増鏈墖鍏佽ū鐢ㄦ埗閫氶亷澶栭儴闆婚樆瑷疆鎵�闇�鐨勮几鍑洪浕澹�銆侺P2981A-50DBVR鏄叾涓竴娆惧浐瀹氳几鍑洪浕澹撶偤5.0V鐨勭敘鍝侊紝閲囩敤SOT-23-5灏忓瀷灏佽銆�
杓稿嚭闆诲锛�5.0V
銆�銆�杓稿叆闆诲鑼冨湇锛�6V 鑷� 30V
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�70uA
銆�銆�闆绘簮鎶戝埗姣�(PSRR)锛�85dB锛園1kHz锛�
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-23-5
銆�銆� dropout闆诲锛�300mV锛園Iout=100mA锛�
1. 妤典綆鐨刣ropout闆诲锛屾湁鍔╀簬鎻愰珮鏁堢巼骞跺欢闀烽浕姹犲＝鍛�銆�
銆�銆�2. 楂橀仈85dB鐨勯浕婧愭姂鍒舵瘮锛岀⒑淇濆皪灏勯牷鍜岄枊闂滃櫔鑱茬殑鑹ソ鎶楀共鎿捐兘鍔涖��
銆�銆�3. 鍏х疆閬庢祦淇濊銆佺煭璺繚璀峰拰鐔遍棞鏂峰姛鑳�锛屾彁楂樹簡绯荤当(t菕ng)鐨勫彲闈犳�у拰瀹夊叏鎬�銆�
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銆�銆�5. 瀵伐浣滄韩搴﹁寖鍦�锛屾敮鎸佸悇绋儭鍔ｇ挵(hu谩n)澧冧笅鐨勬噳鐢ㄣ��
銆�銆�6. 绌�(w臎n)瀹氭�уソ锛岄�氬父鐒￠渶椤嶅鐨勮几鍑洪浕瀹瑰嵆鍙繚璀夌┅(w臎n)瀹氬伐浣�锛屼絾鎺ㄨ枽浣跨敤1渭F闄剁摲闆诲浠ュ劒(y艒u)鍖栨�ц兘銆�
銆�銆�7. 鑹ソ鐨勮矤杓夊拰绶氳矾鐬厠(t脿i)闊挎噳锛岄仼鐢ㄤ簬灏嶉浕澹撶┅(w臎n)瀹氭�ц姹傝純楂樼殑鍫村悎銆�
LP2981A-50DBVR寤ｆ硾鎳夌敤浜庝究鏀滃紡闆诲瓙瑷倷涓�锛屽鎵嬫銆丳DA銆佹帉涓婇浕鑵�銆佹暩(sh霉)纰肩浉姗�銆丮P3鎾斁鍣ㄧ瓑銆傛澶�锛屽畠涔熼仼鐢ㄤ簬鐒＄窔鍌虫劅鍣ㄧ恫(w菐ng)绲＄瘈(ji茅)榛�銆丷F妯″銆佽棈鐗欒ō鍌欎互鍙婂叾浠栦綆鍔熻�楃郴绲�(t菕ng)銆傜敱浜庡叾鍥哄畾鐨�5V杓稿嚭锛岃┎鍣ㄤ欢鐗瑰垾閬╁悎鐐烘婧朥SB鎺ュ彛鎴栧叾浠栭渶瑕�5V渚涢浕鐨勫瑷彁渚涢浕婧�銆�
LP2981AIM5-5.0, LP2981-N-5.0, MCP1700-5002E/DB
