ADP5042

Manufacturer Part NumberADP5042
DescriptionMicro PMU with 0.8 A Buck, Two 300 mA LDOs, Supervisory, Watchdog and Manual Reset
ManufacturerAnalog Devices
ADP5042 datasheet
 


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