LP3990 Datasheet (National Semiconductor) - 150mA Linear Voltage Regulator

LP3990, 150mA Linear Voltage Regulator

The LP3990 regulator is designed to meet the requirements of portable, battery-powered systems providing an accurate output voltage, low noise, and low quiescent current.

The LP3990 will provide a 0.8V output from the low input voltage of 2V at up to 150mA load current.

When switched into shutdown m

LP3990 Features

* n n n n n 1% Voltage Accuracy at Room Temperature Stable with Ceramic Capacitor Logic Controlled Enable No Noise Bypass Capacitor Required Thermal-Overload and Short-Circuit Protection 1 mm x 1.28mm Applications n Cellular Handsets n Hand-Held Information Appliances Typical Application Circuit 2