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MAX640 - Step-Down DC-DC Converters

Datasheet Summary

Description

The MAX639/MAX640/MAX653 step-down switching regulators provide high efficiency over a wide range of load currents, delivering up to 225mA.

Features

  • o High Efficiency for a Wide Range of Load Currents o 10µA Quiescent Current o Output Currents Up to 225mA o Preset or Adjustable Output Voltage: 5.0V (MAX639) 3.3V (MAX640) 3.0V (MAX653) o Low-Battery Detection Comparator o Current-Limiting PFM Control Scheme _______________General.

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Datasheet preview – MAX640

Datasheet Details

Part number MAX640
Manufacturer Maxim
File Size 755.54 KB
Description Step-Down DC-DC Converters
Datasheet download datasheet MAX640 Datasheet
Additional preview pages of the MAX640 datasheet.

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Full PDF Text Transcription

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19-4505; Rev 3; 8/97 KIT ATION D EVALU CLUDE IN N IO T A M R O INF 5V/3.3V/3V/Adjustable, High-Efficiency, Low IQ, Step-Down DC-DC Converters ____________________________Features o High Efficiency for a Wide Range of Load Currents o 10µA Quiescent Current o Output Currents Up to 225mA o Preset or Adjustable Output Voltage: 5.0V (MAX639) 3.3V (MAX640) 3.0V (MAX653) o Low-Battery Detection Comparator o Current-Limiting PFM Control Scheme _______________General Description The MAX639/MAX640/MAX653 step-down switching regulators provide high efficiency over a wide range of load currents, delivering up to 225mA.
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