General Description

The LM1117 is a series of low dropout voltage regulators with a dropout of 1.2V at 800mA of load current. It has the same pin-out as National Semiconductor’s industry standard LM317.

Features

Available in 2.85V, 3.3V, 5V, and Adjustable Versions

Space Saving SOT-223 Package

Current Limiting and Thermal Protection

Output Current 800mA

Temperature Range 0˚C to 125˚C

Line Regulation 0.2(Max)

Load Regulation 0.4(Max)

Applications

2.85V Model for SCSI-2 Active Termination

Post Regulator for Switching DC/DC Converter

High Efficiency Linear Regulators

Battery Charger

Battery Powered Instrumentation