ADP3309

Rev. C | Page 2 of 12

TABLE OF CONTENTS

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

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

Functional Block Diagram .............................................................. 1

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

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

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

Absolute Maximum Ratings............................................................ 4

ESD Caution.................................................................................. 4

Pin Configuration and Function Descriptions............................. 5

Typical Performance Characteristics ............................................. 6

Theory of Operation ........................................................................ 9

Application Information................................................................ 10

Capacitor Selection: anyCAP.................................................... 10

Thermal Overload Protection .................................................. 10

Calculating Junction Temperature........................................... 10

Printed Circuit Board Layout Consideration ......................... 10

Shutdown Mode ......................................................................... 10

Error Flag Dropout Detector .................................................... 10

Application Circuits ....................................................................... 11

Crossover Switch ........................................................................ 11

Higher Output Current ............................................................. 11

Constant Dropout Post Regulator............................................ 11

Outline Dimensions ....................................................................... 12

Ordering Guide .......................................................................... 12

REVISION HISTORY

12/06—Rev. B to Rev. C

Change to Table 1 ............................................................................. 3

Updated Outline Dimensions ....................................................... 12

Changes to the Ordering Guide.................................................... 12

7/04—Rev. A to Rev. B.

Changes to the Ordering Guide...................................................... 3

Updated Outline Dimensions ......................................................... 8

12/00—Rev. 0 to Rev. A

9/98—Revision 0: Initial Version