ADP5043 Analog Devices, ADP5043 Datasheet - Page 2

• Manufacturer Part Number: ADP5043
• Description: Micro-PMU with 0.8 A Buck, 300 mA LDO, Supervisory, Watchdog, and Manual Reset
• Manufacturer: Analog Devices

ADP5043
TABLE OF CONTENTS
Features .............................................................................................. 1
General Description ......................................................................... 1
High Level Block Diagram .............................................................. 1
Revision History ............................................................................... 2
Specifications ..................................................................................... 3
Absolute Maximum Ratings ............................................................ 7
Pin Configuration and Function Descriptions ............................. 8
Typical Performance Characteristics ............................................. 9
Theory of Operation ...................................................................... 16
REVISION HISTORY
10/11—Rev. 0 to Rev. A
Updated Outline Dimensions ....................................................... 30
Changes to Ordering Guide .......................................................... 30
4/11—Revision 0: Initial Version
General Specifications ................................................................. 3
Supervisory Specifications .......................................................... 3
Buck Specifications ....................................................................... 5
LDO Specifications ...................................................................... 5
Input and Output Capacitor, Recommended Specifications .. 6
Thermal Data ................................................................................ 7
Thermal Resistance ...................................................................... 7
ESD Caution .................................................................................. 7
Rev. A | Page 2 of 32
Applications Information .............................................................. 21
Factory Programmable Options ................................................... 29
Outline Dimensions ....................................................................... 30
Power Management Unit ........................................................... 16
Buck Section ................................................................................ 17
LDO Section ............................................................................... 18
Supervisory Section ................................................................... 18
Buck External Component Selection ....................................... 21
LDO Capacitor Selection .......................................................... 22
Supervisory Section ................................................................... 23
PCB Layout Guidelines .............................................................. 24
Power Dissipation/Thermal Considerations ............................. 25
Evaluation Board Schematics and Artwork ............................ 27
Suggested Layout ........................................................................ 27
Bill of Materials ........................................................................... 28
Application Diagram ................................................................. 28
Ordering Guide .......................................................................... 30
Data Sheet