ADP7112

Data Sheet

Rev. D | Page 2 of 21

TABLE OF CONTENTS

Features .............................................................................................. 1

 

Applications ...................................................................................... 1

 

Typical Application Circuits........................................................... 1

 

General Description ......................................................................... 1

 

Revision History ............................................................................... 2

 

Specifications .................................................................................... 3

 

Input and Output Capacitance, 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 ...................................................................... 13

 

Applications Information ............................................................. 14

 

Capacitor Selection .................................................................... 14

 

Programable Precision Enable ................................................. 15

 

Soft Start ...................................................................................... 15

 

Noise Reduction of the ADP7112 in Adjustable Mode........ 16

 

Current-Limit and Thermal Overload Protection ................ 16

 

Effect of Noise Reduction on Start-Up Time......................... 16

 

Thermal Considerations ........................................................... 17

 

PCB Layout Considerations.......................................................... 19

 

Outline Dimensions....................................................................... 21

 

Ordering Guide .......................................................................... 21

 

REVISION HISTORY

3/2020—Rev. C to Rev. D

Change to General Description Section........................................ 1

Changes to Shutdown Current Parameter, Table 1..................... 3

Changes to Theory of Operation Section.................................... 13

Change to Effect of Noise Reduction on Start-Up Time Section...16

Changes to Table 7 ......................................................................... 20

7/2016—Rev. B to Rev. C

Changes to Figure 40 ..................................................................... 13

Changes to Programmable Precision Enable Section and Soft

Start Section..................................................................................... 15

Added Effect of Noise Reduction on Start-Up Time Section .. 16

12/2014—Rev. A to Rev. B

Changed EN to GND Parameter from −0.3 V to VIN to −0.3 V

to +24 V, Table 3 ...............................................................................5

12/2014—Rev. 0 to Rev. A

Changes to Figure 34 to Figure 39 ............................................... 12

Changes to Figure 42 ..................................................................... 14

9/2014—Revision 0: Initial Version