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CN3903 - 36V/3.5A 500KHz Synchronous Step-Down Converter

Datasheet Summary

Description

The CN3903 is alow EMI signature, asynchronous, step-down, switch-mode converter with internal power MOSFETs.

Features

  • Wide 4.5V to 36V Operating Input Range.
  • 3.5A Continuous Output Current.
  • 500KHz Switching Frequency.
  • Short Protection with Hiccup-Mode.
  • Built-in Over Current Limit.
  • Programmable Output Over-Voltage Protection.
  • DCM Mode for High Efficiency in Light Load.
  • Integrated internal Soft-Start.
  • 120/80mΩLowRDS(ON) Internal MOSFETs.
  • Output Adjustable from 0.925V.
  • Low EMI Signature.
  • 100% Duty cycle.

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Datasheet preview – CN3903

Datasheet Details

Part number CN3903
Manufacturer Chipnet
File Size 516.27 KB
Description 36V/3.5A 500KHz Synchronous Step-Down Converter
Datasheet download datasheet CN3903 Datasheet
Additional preview pages of the CN3903 datasheet.

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    Full PDF Text Transcription

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    Chipnet CN3903 36V/3.5A500KHzSynchronousStep-DownConverter Features • Wide 4.5V to 36V Operating Input Range • 3.5A Continuous Output Current • 500KHz Switching Frequency • Short Protection with Hiccup-Mode • Built-in Over Current Limit • Programmable Output Over-Voltage Protection • DCM Mode for High Efficiency in Light Load • Integrated internal Soft-Start • 120/80mΩLowRDS(ON) Internal MOSFETs • Output Adjustable from 0.
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