LP2989 - 500-mA Ultra Low-Dropout Regulator

Texas Instruments

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Datasheet Details

Part number	LP2989
Manufacturer	Texas Instruments
File Size	1.89 MB
Description	500-mA Ultra Low-Dropout Regulator
Datasheet	LP2989-etcTI.pdf

LP2989 Product details

Description

The LP2989 is a fixed-output 500-mA precision LDO regulator designed for use with ceramic output capacitors. Dropout Voltage: Typically 310 mV at 500-mA load, and 1 mV at 100-µA load. Ground Pin Current: Typically 3 mA at 500-mA load, and 110 µA at 100-µA load.

Features

1 2.1-V to 16-V Input Voltage Range.
2.5-V to 5-V Fixed Output Voltage Options.
Ultra-Low Dropout Voltage.
500-mA Continuous Output Current.
Very Low Output Noise With External Capacitor.
< 0.8-µA Quiescent Current When Shutdown.
Low Ground Pin Current at All Loads.
0.75% Output Voltage Accuracy (A Grade).
High Peak Current Capability (800-mA typical).
Overtemperature and Overcurrent Protection.

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Published: Jul 26, 2021 |