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MAX638ACPA - MAX638 Step-Down Switching Regulator Technical Data - Buy MAX638ACPA

Photograph
MAX638ACPA - MAX638 Step-Down Switching Regulator

Features

arrowFixed +5V Output

arrowAdjustable Output with 2 Resistors

arrowLow Operating Current

arrow3 External Components

arrow85% Typical Efficiency

arrowLow Battery Detector


Pin Layout
Maxim MAX638CPA Pin Layout

Pin Description
Pin Number Description
1 Vout - Output Voltage
2 LBO - Low Battery Detector Output
3 LBI - Low Battery Detector Input
4 GND - Ground
5 Lx - MOSFET Drain
6 Vs+ - Positive Supply Voltage
7 Vfb - Voltage Feedback
8 COMP - Compensation Input
Dimensional Drawing
MAX638 DIP8 Dimension Drawing

Technical Data

Data Sheet

Maxim Integrated Website - Datasheet for MAX638 Datasheet

Application Notes