ADP1740/ADP1741

Data Sheet

Rev. E | 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 Configurations and Function Descriptions ........................... 6

Typical Performance Characteristics ............................................. 7

Theory of Operation ...................................................................... 11

Soft Start Function ..................................................................... 11

Adjustable Output Voltage (ADP1741)................................... 12

Enable Feature ............................................................................ 12

Power-Good Feature.................................................................. 12

Reverse Current Protection Feature ........................................ 13

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

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

Undervoltage Lockout ............................................................... 15

Current-Limit and Thermal Overload Protection................. 15

Thermal Considerations............................................................ 15

PCB Layout Considerations...................................................... 17

Outline Dimensions....................................................................... 19

Ordering Guide .......................................................................... 19

REVISION HISTORY

6/13—Rev. D to Rev. E

Changed Adjustable Output Voltage Option with Soft Start

(ADP1755) from 0.75 V to 3.0 V to 0.75 V to 3.3 V

(Throughout) .................................................................................... 1

Updated Outline Dimensions....................................................... 19

12/12—Rev. C to Rev. D

Added Junction Temperature of 150°C, Table 3........................... 5

Changes to Ordering Guide .......................................................... 19

9/12—Rev. B to Rev. C

Changes to Table 3............................................................................ 5

Changes to Ordering Guide .......................................................... 19

2/10—Rev. A to Rev. B

Changes to Table 4............................................................................ 5

Changes to Ordering Guide .......................................................... 19

4/09—Rev. 0 to Rev. A

Changes to Table 3............................................................................ 5

10/08—Revision 0: Initial Version