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MP2144GJ-Z

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MP2144GJ-Z

Part NumberMP2144GJ-Z
ManufacturerMonolithic Power Systems (MPS)
CategoryDC-DC Switching Regulators; Synchronous Step-Down Buck Converters
Description18V Input 1A Ultra-Small Synchronous Buck Converter, High Efficiency, TSOT23-8 Package

Product Overview

The MP2144GJ-Z is a high-efficiency, fully synchronous step-down buck converter optimized for compact, low-power portable electronics and space-constrained embedded systems. It operates from a wide 2.5V to 18V input voltage range and delivers up to 1A continuous output current with excellent load and line regulation. The device integrates internal power MOSFETs to minimize external components, uses current-mode control for fast transient response, and includes PFM mode to maximize efficiency at light loads. Comprehensive built-in protections (OCP, OVP, OTP, UVLO) ensure safe and reliable operation in demanding applications. Housed in an ultra-compact TSOT23-8 package, it enables high-density PCB design for portable and battery-powered devices.

Key Specifications
RoHS StatusRoHS Compliant
EDA / CAD Models3D Model, Symbol, Footprint Available
Warranty2-Year Warranty
BrandMPS (Monolithic Power Systems)
Input Voltage2.5V ~ 18V
Output Current1A Continuous
TopologySynchronous Step-Down Buck
Package TypeTSOT23-8
Operating Temperature-40°C to +125°C

Typical Applications

  • Portable & Battery-Powered Electronics
  • Wearable Devices & IoT Sensor Nodes
  • MCU/SoC & FPGA Core Power Supplies
  • Industrial Control & Monitoring Modules
  • Consumer Electronics & Smart Accessories
  • Compact DC-DC Power Modules
  • LED Lighting & Low-Power Home Appliances
  • High-Density Embedded & Portable Systems

Technical Support

For datasheet, sample requests, stock check, or bulk pricing, please use the Quick Inquiry form. We will reply within 24 hours.

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