LP2985IM5X-4.0 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| 4V 输出电流IoCurrent - Output| 150mA/0.15A 最大压降VDOVoltage - Dropout| 280mV/0.28V 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 150 mA Low-Noise Ultra Low-Dropout Regulator in SOT-23 and micro SMD Packages Designed for Use with Very Low ESR Output Capacitors ;•Ultra low dropout voltage •Guaranteed 150 mA output current •Smallest possible size (SOT-23, micro SMD package) •Requires minimum external components • Stable with low-ESR output capacitor • <1 µA quiescent current when shut down •Low ground pin current at all loads •Output voltage accuracy 1% (A Grade) •High peak current capability • Wide supply voltage range (16V max) • Overtemperature/overcurrent protection • −40˚C to +125˚C junction temperature range • Custom voltages available •Cellular Phone •Palmtop/Laptop Computer • Personal Digital Assistant (PDA) •Camcorder, Personal Stereo, Camera 描述与应用| 微功耗150 mA低噪声超低压差 采用SOT-23及micro SMD封装的稳压器 设计使用非常低ESR输出电容器;•超低压差电压 •保证150 mA的输出电流 •尽可能小的尺寸（SOT-23，micro SMD封装） •需要最少的外部元件 •稳定与低ESR输出电容 <1μA静态电流时关闭 •低接地端子电流在所有负载 •输出电压精度1％（A级） •高的峰值电流能力 •宽电源电压范围（16V最大） •过热/过流保护 •-40˚C至+125˚C的结温范围内 •提供定制的电压 •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