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MAX639CPA - MAX639 High Efficiency DC-DC Converter Datasheet - Buy MAX639CPA


Photograph
MAX639CPA - MAX639 High Efficiency DC-DC Converter
Features

High Efficiency for a Wide Range of Load Currents

10µA Quiescent Current

Output Currents Up to 225mA

Preset or Adjustable Output Voltage 5.0V

Low-Battery Detection Comparator

Current-Limiting PFM Control Scheme


Pin Description
Pin Number Description
1 Vout - Voltage Output
2 LBO - Low Battery Output
3 LBI - Low Battery Input
4 GND - Ground
5 Lx - MOSFET Drain
6 V+ - Positive Supply
7 Vfb - Voltage Feedback
8 SHDN - Shutdown
Pin Layout
MAX639 Pin Layout

Dimensional Drawing
IC Dimensional Drawing

Technical Data

Data Sheet

Maxim Integrated - Data Sheet for MAX639

Application Notes

   







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