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LM20323 - Synchronous Buck Regulator

Datasheet Summary

Description

The LM20323 is a full featured 500kHz synchronous buck regulator capable of delivering up to 3A of load current.

The current mode control loop is externally compensated with only two components, offering both high performance and ease of use.

Features

  • 1.
  • 2 4.5V to 36V Input Voltage Range.
  • 3A Output Current, 5.2A Peak Current.
  • 130 mΩ/110 mΩ Integrated Power MOSFETs.
  • 93% Peak Efficiency with Synchronous Rectification.
  • 1.5% Feedback Voltage Accuracy.
  • Current Mode Control, Selectable Compensation.
  • Fixed 500 kHz Switching Frequency.
  • Adjustable Output Voltage Down to 0.8V.
  • Compatible with Pre-biased Loads.
  • Programmable Soft-start with External Capacitor.

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Datasheet preview – LM20323

Datasheet Details

Part number LM20323
Manufacturer Texas Instruments
File Size 1.37 MB
Description Synchronous Buck Regulator
Datasheet download datasheet LM20323 Datasheet
Additional preview pages of the LM20323 datasheet.

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Full PDF Text Transcription

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LM20323 www.ti.com SNVS557C – MAY 2008 – REVISED APRIL 2013 LM20323 36V, 3A 500 kHz Synchronous Buck Regulator Check for Samples: LM20323 FEATURES 1 •2 4.5V to 36V Input Voltage Range • 3A Output Current, 5.2A Peak Current • 130 mΩ/110 mΩ Integrated Power MOSFETs • 93% Peak Efficiency with Synchronous Rectification • 1.5% Feedback Voltage Accuracy • Current Mode Control, Selectable Compensation • Fixed 500 kHz Switching Frequency • Adjustable Output Voltage Down to 0.
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