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MP2174C - Synchronous Step-Down Converter

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General Description

The MP2174C is a monolithic, step-down, switch mode converter with built-in, internal power MOSFETs.

It achieves 4A of continuous output current from a 2.7V to 5.5V input voltage with excellent load and line regulation.

The output voltage can be regulated as low as 0.6V.

Overview

MP2174C 2.7V-5.5V,4A, High-Efficiency, Synchronous Step-Down Converter with Forced CCM in 2×2mm.

Key Features

  • Forced PWM Mode Operation.
  • Wide 2.7V to 5.5V Operating Input Range.
  • Output Voltage as Low as 0.6V.
  • 4A Output Current.
  • 35mΩ and 18mΩ Internal Power MOSFET.
  • Peak Efficiency Above 96%.
  • 1.1MHz Frequency.
  • 100% Duty Cycle in Dropout.
  • 0.5ms Internal Soft-Start Time.
  • EN and Power Good for Power Sequencing.
  • Auto-Discharge at Power-Off.
  • Short-Circuit Protection with Hiccup Mode.
  • Available in a QFN-12 (2mmx2mm) Package.

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