Table of Contents

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

2 Applications..................................................................... 1

3 Description.......................................................................1

4 Pin Configuration and Functions...................................3

5 Specifications.................................................................. 4

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

5.2 ESD Ratings .............................................................. 4

5.3 Recommended Operating Conditions.........................4

5.4 Thermal Information for OPA591................................ 5

5.5 Thermal Information OPA2591................................... 5

5.6 Electrical Characteristics.............................................6

6 Detailed Description........................................................8

6.1 Overview..................................................................... 8

6.2 Functional Block Diagram........................................... 8

6.3 Feature Description.....................................................9

6.4 Device Functional Modes..........................................11

7 Application and Implementation.................................. 12

7.1 Application Information............................................. 12

7.2 Typical Applications.................................................. 12

7.3 Creepage and Clearance..........................................16

7.4 Power Supply Recommendations.............................17

7.5 Layout....................................................................... 17

8 Device and Documentation Support............................20

8.1 Receiving Notification of Documentation Updates....20

8.2 Support Resources................................................... 20

8.3 Trademarks...............................................................20

8.4 Electrostatic Discharge Caution................................20

8.5 Glossary....................................................................20

9 Mechanical, Packaging, and Orderable Information.. 20

OPA591, OPA2591

SBOSA47 – FEBRUARY 2026

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