Datasheet

ADP172 Data Sheet
Rev. D | Page 2 of 20
TABLE OF CONTENTS
Features .............................................................................................. 1
Applications ....................................................................................... 1
Typical Application Circuits ............................................................ 1
General Description ......................................................................... 1
Revision History ............................................................................... 2
Specifications ..................................................................................... 3
Input and Output Capacitor, Recommended Specifications .. 4
Absolute Maximum Ratings ............................................................ 5
Thermal Data ................................................................................ 5
Thermal Resistance ...................................................................... 5
ESD Caution .................................................................................. 5
Pin Configuration and Function Descriptions ............................. 6
Typical Performance Characteristics ..............................................7
Theory of Operation ...................................................................... 11
Applications Information .............................................................. 12
Capacitor Selection .................................................................... 12
Undervoltage Lockout ............................................................... 13
Enable Feature ............................................................................ 13
Current Limit and Thermal Overload Protection ................. 14
Thermal Considerations ............................................................ 14
Printed Circuit Board Layout Considerations ....................... 16
Outline Dimensions ....................................................................... 17
Ordering Guide .......................................................................... 17
REVISION HISTORY
8/12—Rev. C to Rev. D
Changes to Ordering Guide ........................................................... 17
4/12—Rev. B to Rev. C
Updated Outline Dimensions ........................................................ 17
Changes to Ordering Guide ........................................................... 17
5/10—Rev. A to Rev. B
Changes to Figure 1 .......................................................................... 1
4/10—Rev. 0 to Rev. A
Changes to Ordering Guide .......................................................... 17
2/10—Revision 0: Initial Version