LP2981IM5X-2.5 数据手册 - National Semiconductor（美国国家半导体）

●电路数量Number of Regulators| 1 \---|--- 输入电压VINVoltage - Input| -0.3~16V 输出电压VOUTVoltage - Output| 2.5V 输出电流IoCurrent - Output| 100mA/0.1A 最大压降VDOVoltage - Dropout| 200mV/0.2V 带使能脚EN/CE(ON/OFF功能)With Enable Pin| 无 No 最大耗散功率PdPower dissipation| Description & Applications| Micropower 100 mA Ultra Low-Dropout Regulator ;•Ultra low dropout voltage •Output voltage accuracy 0.75% (A Grade) •Guaranteed 100 mA output current •Smallest possible size (SOT-23, micro SMD package) •< 1 µA quiescent current when shutdown •Low ground pin current at all load currents •High peak current capability (300 mA typical) •Wide supply voltage range (16V max) •Fast dynamic response to line and load •Low ZOUT •over wide frequency range •Overtemperature/overcurrent protection •−40˚C to +125˚C junction temperature range • Cellular Phone • Palmtop/Laptop Computer •Personal Digital Assistant (PDA) •Camcorder, Personal Stereo, Camera 描述与应用| 微100毫安超低压差稳压器;•超低压差电压 •输出电压精度为0.75％（A级） •保证100 mA的输出电流 •尽可能小的尺寸（SOT-23，micro SMD封装） <1μA的静态电流，关断时 •低接地端子电流在所有负载电流 •高的峰值电流能力（300 mA典型） •宽电源电压范围（16V最大） •动态响应速度快，线路和负载 •在很宽的频率范围 •过热/过流保护 •-40˚C至+125˚C的结温范围内 •移动电话 •掌上电脑/笔记本电脑 •个人数字助理（PDA） •摄像机，照相机，个人立体声