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LM20154 Datasheet Synchronous Buck Regulator

Manufacturer: Texas Instruments

General Description

The LM20154 is a full featured 1 MHz synchronous buck regulator capable of delivering up to 4A of continuous output current.

The current mode control loop can be compensated to be stable with virtually any type of output capacitor.

For most cases, compensating the device only requires two external components, providing maximum flexibility and ease of use.

Overview

LM20154 www.ti.com SNVS531G – OCTOBER 2007 – REVISED MARCH 2013 LM20154/LM20154-Q1 4A, 1MHz Synchronous Buck Regulator with SYNCOUT Check for Samples:.

Key Features

  • 1.
  • 2 LM20154-Q1 is AEC-Q100 Qualified and Manufactured on an Automotive Grade Flow.
  • Input Voltage Range 2.95V to 5.5V.
  • Accurate Current Limit Minimizes Inductor Size.
  • 96% Peak Efficiency at 1.0 MHz Switching Frequency.
  • Frequency Synchronization Output.
  • 32 mΩ Integrated FET Switches.
  • Starts up into Pre-Biased Loads.
  • Output Voltage Tracking.
  • Peak Current Mode Control.
  • Adjustable Output Voltage Down to 0.8V.