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MPQ2143H - 3A 5.5V 2.0MHz Synchronous Step Down Switcher

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MPS

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MPQ2143H 3A 5.5V 2.0MHz Synchronous Step Down Switcher by MPS - Datasheet Preview — Datasheet preview – MPQ2143H

Datasheet Details

Part number	MPQ2143H
Manufacturer	MPS
File Size	856.49 KB
Description	3A 5.5V 2.0MHz Synchronous Step Down Switcher
Datasheet	MPQ2143H Datasheet
Additional preview pages of the MPQ2143H datasheet.

Product details

Description

The MPQ2143H is a monolithic, step-down, switch-mode converter with internal power MOSFETs.

Features

Wide 2.5V to 5.5V Operating Input Range.
Output Voltage as Low as 0.6V.
100% Duty Cycle in Dropout.
Up to 3A Output Current.
80mΩ and 40mΩ Internal Power MOSFET Switches.
Default 2.0MHz Switching Frequency.
EN and Power-Good for Power Sequencing.
Cycle-by-Cycle Over-Current Protection.
Auto Discharge at Power Off.
Short-Circuit Protect with Hiccup Mode.
Stable with Low-ESR Output Ceramic Capacitors.
Available in QFN-10 (2mmx3mm) Packag.

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Published: Oct 20, 2025 |