Datasheet

ADP5041 Data Sheet
Rev. 0 | Page 2 of 40
TABLE OF CONTENTS
Features .............................................................................................. 1
Functional Block Diagram .............................................................. 1
General Description ......................................................................... 1
Revision History ............................................................................... 2
Specifications ..................................................................................... 3
General Specifications ................................................................. 3
Supervisory Specifications .......................................................... 3
Buck Specifications ....................................................................... 4
LDO1, LDO2 Specifications ....................................................... 5
Input and Output Capacitor, Recommended Specifications .. 6
Absolute Maximum Ratings ............................................................ 7
Thermal Resistance ...................................................................... 7
ESD Caution .................................................................................. 7
Pin Configuration and Function Descriptions ............................. 8
Typical Performance Characteristics ............................................. 9
Theory of Operation ...................................................................... 26
Power Management Unit ........................................................... 26
Buck Section ................................................................................ 27
LDO Section ............................................................................... 28
Supervisory Section ................................................................... 28
Applications Information .............................................................. 31
Buck External Component Selection ....................................... 31
LDO External Component Selection ...................................... 32
Output Capacitor ........................................................................ 32
Supervisory Section ................................................................... 33
Power Dissipation/Thermal Considerations ............................. 34
Application Diagram ................................................................. 36
PCB Layout Guidelines .................................................................. 37
Suggested Layout ........................................................................ 37
Bill of Materials ........................................................................... 38
Factory Programmable Options ................................................... 39
Outline Dimensions ....................................................................... 40
Ordering Guide .......................................................................... 40
REVISION HISTORY
12/11—Revision 0: Initial Version