LP2957 - 5V Low-Dropout Regulator

Name: LP2957
SKU: LP2957-60879

National Semiconductor

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Datasheet Details

Part number	LP2957
Manufacturer	National Semiconductor
File Size	378.68 KB
Description	5V Low-Dropout Regulator
Datasheet	LP2957_NationalSemiconductor.pdf

LP2957 Product details

Description

The LP2957 is a 5V micropower voltage regulator with electronic shutdown, error flag, very low quiescent current (150 µA typical at 1 mA load), and very low dropout voltage (470 mV typical at 250 mA load current).

Features

n n n n n n n n n n 5V output within 1.4% over temperature (A grade) Easily programmed for snap-on/snap-off output Guaranteed 250 mA output current Extremely low quiescent current Low Input-Output voltage required for regulation Reverse battery protection Extremely tight line and load regulation Very low temperature coefficient Current and thermal limiting Error flag signals when output is out of regulation.

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Published: Mar 22, 2005 |