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ADP5042
Data Sheet
 
Rev. A | Page 2 of 32
TABLE OF CONTENTS
Features .............................................................................................. 1?/SPAN>
High Level Block Diagram .............................................................. 1?/SPAN>
General Description ......................................................................... 1?/SPAN>
Revision History ............................................................................... 2?/SPAN>
Specifications ..................................................................................... 3?/SPAN>
General Specification ................................................................... 3?/SPAN>
Supervisory Specification ............................................................ 3?/SPAN>
Buck Specifications ....................................................................... 5?/SPAN>
LDO1, LDO2 Specifications ....................................................... 5?/SPAN>
Input and Output Capacitor, Recommended Specifications .. 6?/SPAN>
Absolute Maximum Ratings ............................................................ 7?/SPAN>
Thermal Data ................................................................................ 7?/SPAN>
Thermal Resistance ...................................................................... 7?/SPAN>
ESD Caution .................................................................................. 7?/SPAN>
Pin Configuration and Function Descriptions ............................. 8?/SPAN>
Theory of Operation ...................................................................... 18?/SPAN>
Power Management Unit ........................................................... 18?/SPAN>
Buck Section ................................................................................ 19?/SPAN>
LDO Section ............................................................................... 20?/SPAN>
Supervisory Section ................................................................... 20?/SPAN>
Applications Information .............................................................. 23?/SPAN>
Buck External Component Selection ....................................... 23?/SPAN>
LDO Capacitor Selection .......................................................... 24?/SPAN>
Supervisory Section ................................................................... 25?/SPAN>
PCB Layout Guidelines .............................................................. 26?/SPAN>
Evaluation Board Schematics and Artwork ............................ 27?/SPAN>
Suggested Layout ........................................................................ 27?/SPAN>
Bill of Materials ........................................................................... 28?/SPAN>
Application Diagram ................................................................. 28?/SPAN>
Factory Programmable Options ................................................... 29?/SPAN>
Outline Dimensions ....................................................................... 30?/SPAN>
Ordering Guide .......................................................................... 30?/SPAN>
 
REVISION HISTORY
10/11Rev. 0 to Rev. A
Updated Outline Dimensions ....................................................... 30
Changes to Ordering Guide .......................................................... 30
12/10Revision 0: Initial Version 
 
 
 
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