OP281/OP481

Rev. C | Page 2 of 20

TABLE OF CONTENTS

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

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

Pin Configurations ........................................................................... 1

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

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

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

Electrical Specifications............................................................... 3

Absolute Maximum Ratings............................................................ 6

Thermal Resistance ...................................................................... 6

ESD Caution.................................................................................. 6

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

Applications..................................................................................... 13

Theory of Operation .................................................................. 13

Input Overvoltage Protection ................................................... 13

Input Offset Voltage ................................................................... 13

Input Common-Mode Voltage Range ..................................... 13

Capacitive Loading..................................................................... 14

Micropower Reference Voltage Generator.............................. 14

Window Comparator................................................................. 14

Low-Side Current Monitor ....................................................... 15

Low Voltage Half-Wave and Full-Wave Rectifiers................. 15

Battery-Powered Telephone Headset Amplifier..................... 15

Outline Dimensions ....................................................................... 17

Ordering Guide .......................................................................... 18

REVISION HISTORY

10/07—Rev. B to Rev. C

Updated Format..................................................................Universal

Changes to Offset Voltage Drift Condition .................................. 3

Changes to Slew Rate Symbol ......................................................... 5

Changes to Figure 8.......................................................................... 7

Deleted SPICE Macro-Model Section ......................................... 13

Updated Outline Dimensions ....................................................... 17

Changes to Ordering Guide .......................................................... 18

3/03—Rev. A to Rev. B

Changes to Features.......................................................................... 1

2/03—Rev. 0 to Rev. A

Updated Format..................................................................Universal

Deleted OP181 ....................................................................Universal

Updated Package Options .................................................Universal

Deleted OP181 Pin Configurations ................................................1

Deleted Epoxy DIP Pin Configurations .........................................1

Changes to Absolute Maximum Ratings........................................5

Changes to Ordering Guide .............................................................5

Changes to Input Offset Voltage................................................... 10

Deleted Former Figure 33 ............................................................. 10

Deleted Overdrive Recovery Time Section................................. 11

Deleted Former Figure 36 ............................................................. 11

Deleted 8-Lead and 14-Lead Plastic DIP (N-8 and N-14)

Outline Dimensions ....................................................................... 14

Updated Outline Dimensions....................................................... 14