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L4957A

Part Number	L4957A
Manufacturer	STMicroelectronics
Description	UP TO 5A ULDO LINEAR REGULATOR
Published	Mar 22, 2005
Detailed Description	® L4957A UP TO 5A ULDO LINEAR REGULATOR PRODUCT PREVIEW 1.5V, 1.8V, 2.5V AND 3.3V FIXED OUTPUT VOLTAGE 3V TO 14V INPUT...
Datasheet	L4957A PDF File

Overview

® L4957A UP TO 5A ULDO LINEAR REGULATOR PRODUCT PREVIEW 1.
5V, 1.
8V, 2.
5V AND 3.
3V FIXED OUTPUT VOLTAGE 3V TO 14V INPUT VOLTAGE RANGE 200mΩ Rdson TYPICAL @ Tj = 125 °C 0.
6V max.
DROP-OUT AT 2A EXCELLENT LOAD REGULATION 0.
6mA QUIESCENT CURRENT AT ANY LOAD SHORT CIRCUIT PROTECTION THERMAL SHUTDOWN APPLICATIONS MOTHER BOARDS PROCESSOR I/O & SUPPLIES LOW VOLTAGE MEMORY & CHIP SET SUPPLIES GRAPHIC & SOUND CARDS LOW VOLTAGE LOGIC SUPPLIES POST REGULATOR FOR SMPS DESCRIPTION The L4957A devices are Ultra Low Drop Output linear regulators with an internal N-channel MOS of 200mΩ particulary suitable for low voltage/low dropout applications.
Operating with a input voltage from 3V to 14V they are capab...

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