LD57100 - 1A ultra low-dropout LDO

Product Overview

STMicroelectronics

Datasheet Details

Part number	LD57100
Manufacturer	STMicroelectronics
File Size	1.33 MB
Description	1A ultra low-dropout LDO
Datasheet	LD57100 Datasheet
Additional preview pages of the LD57100 datasheet.

Product details

Description

The LD57100 is a high accuracy voltage regulator, which provides 1 A of current.

It is equipped with an NMOS pass transistor, whose gate is biased by a dedicated pin, thus allowing the ultra-low drop performance even at very low input voltages.

Features

Input voltage from VOUT to 5.5 V.
Input bias supply pin from 3.0 V to 5.5 V.
Ultra low-dropout voltage (40 mV typ. at 1 A load).
Low ground current (35 μA typ. at no load).
Output voltage tolerance: ±1% all over temperature range, ±0.5% at 25 °C.
1 A guaranteed output current.
50 mV output voltage step available from 0.4 V to 1.8 V.
100 mV output voltage step available from 1.9 V to 3.6 V.
Adjustable version from 0.

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Published: Apr 26, 2020 |