Datasheet
ADP2125
Rev. A | Page 2 of 16
TABLE OF CONTENTS
Features .............................................................................................. 1
Applications....................................................................................... 1
General Description......................................................................... 1
Typical Application Circuit ............................................................. 1
Revision History ............................................................................... 2
Specifications..................................................................................... 3
Timing Diagram ........................................................................... 4
Absolute Maximum Ratings............................................................ 5
Thermal Considerations.............................................................. 5
Thermal Resistance ...................................................................... 5
ESD Caution.................................................................................. 5
Pin Configuration and Function Descriptions............................. 6
Typical Performance Characteristics ............................................. 7
Theory of Operation ...................................................................... 10
Overview ..................................................................................... 10
External Clock (EXTCLK) Enable........................................... 10
Internal Control Features.......................................................... 10
Protection Features .................................................................... 11
Timing Constraints .................................................................... 11
Applications Information.............................................................. 12
Inductor Selection...................................................................... 12
Input Capacitor Selection.......................................................... 12
Output Capacitor Selection....................................................... 13
Thermal Limit Calculations...................................................... 13
PCB Layout Guidelines.................................................................. 14
Outline Dimensions ....................................................................... 15
Ordering Guide .......................................................................... 15
REVISION HISTORY
5/11—Rev. 0 to Rev. A
Changes to Ordering Guide .......................................................... 15
9/10—Revision 0: Initial Version