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LM20143-Q - Adjustable Frequency Synchronous Buck Regulator

This page provides the datasheet information for the LM20143-Q, a member of the LM20143 Adjustable Frequency Synchronous Buck Regulator family.

Description

The LM20143 devices are full featured PowerWise™ adjustable frequency synchronous buck regulators capable of delivering up to 3 A of continuous output current.

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

Features

  • 1 Available in AEC-Q100 Temperature Grade 1.
  • Input Voltage Range: 2.95 V to 5.50 V.
  • Accurate Current Limit Minimizes Inductor Size.
  • 97% Peak Efficiency.
  • Adjustable Output Voltage Down to 0.80 V.
  • Adjustable Switching Frequency (500 kHz to 1.5 MHz).
  • 32-mΩ Integrated FET Switches.
  • Starts into Prebiased Loads.
  • Output Voltage Tracking.
  • Peak Current Mode Control.
  • Adjustable Soft-Start with External Capac.

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Datasheet preview – LM20143-Q

Datasheet Details

Part number LM20143-Q
Manufacturer Texas Instruments
File Size 1.24 MB
Description Adjustable Frequency Synchronous Buck Regulator
Datasheet download datasheet LM20143-Q Datasheet
Additional preview pages of the LM20143-Q datasheet.

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Full PDF Text Transcription

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Product Folder Sample & Buy Technical Documents Tools & Software Support & Community LM20143, LM20143-Q1 SNVS528H – OCTOBER 2007 – REVISED JANUARY 2016 LM20143/LM20143-Q1 3-A PowerWise™ Adjustable Frequency Synchronous Buck Regulator 1 Features •1 Available in AEC-Q100 Temperature Grade 1 • Input Voltage Range: 2.95 V to 5.50 V • Accurate Current Limit Minimizes Inductor Size • 97% Peak Efficiency • Adjustable Output Voltage Down to 0.80 V • Adjustable Switching Frequency (500 kHz to 1.
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