Data Sheet

ADPL44002

analog.com

Rev. 0

3 of 23

TABLE OF CONTENTS

Features......................................................................................................................................................................................................1

Applications ...............................................................................................................................................................................................1

General Description...................................................................................................................................................................................1

Typical Application Circuits ......................................................................................................................................................................2

Specifications.............................................................................................................................................................................................4

Absolute Maximum Ratings ......................................................................................................................................................................6

Thermal Data ....................................................................................................................................................................................6

Thermal Resistance...............................................................................................................................................................................7

ESD Caution...........................................................................................................................................................................................7

Pin Configurations and Function Descriptions........................................................................................................................................8

Pin Descriptions ....................................................................................................................................................................................8

Typical Performance Characteristics .......................................................................................................................................................9

Theory of Operation ................................................................................................................................................................................13

Applications Information ........................................................................................................................................................................14

Design Tools ........................................................................................................................................................................................14

Capacitor Selection.............................................................................................................................................................................14

Output Capacitor ............................................................................................................................................................................14

Input Bypass Capacitor ..................................................................................................................................................................14

Programmable Precision Enable .......................................................................................................................................................14

Soft Start..............................................................................................................................................................................................16

Noise Reduction of the ADPL44002 in Adjustable Mode...................................................................................................................17

Effect of Noise Reduction on Start-Up Time......................................................................................................................................17

Current-Limit and Thermal Overload ................................................................................................................................................18

Printed Circuit Board Layout Considerations........................................................................................................................................18

Outline Dimensions .................................................................................................................................................................................20

Ordering Guide.........................................................................................................................................................................................21

Revision history .......................................................................................................................................................................................22