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OPA388, OPA2388, OPA4388

SBOS777C – DECEMBER 2016 – REVISED MAY 2019

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Product Folder Links: OPA388 OPA2388 OPA4388

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Copyright © 2016–2019, Texas Instruments Incorporated

Table of Contents

1

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

2

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

3

Description ............................................................. 1

4

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

5

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

6

Specifications......................................................... 6

6.1

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

6.2

ESD Ratings.............................................................. 6

6.3

Recommended Operating Conditions ....................... 6

6.4

Thermal Information: OPA388 .................................. 7

6.5

Thermal Information: OPA2388 ................................ 7

6.6

Thermal Information: OPA4388 ................................ 7

6.7

6.8

Typical Characteristics ............................................ 10

7

Detailed Description ............................................ 18

7.1

Overview ................................................................. 18

7.2

Functional Block Diagram ....................................... 18

7.3

Feature Description................................................. 19

7.4

Device Functional Modes........................................ 20

8

Application and Implementation ........................ 21

8.1

Application Information............................................ 21

8.2

Typical Applications ................................................ 21

9

Power Supply Recommendations ...................... 25

10

Layout................................................................... 26

10.1

Layout Guidelines ................................................. 26

10.2

Layout Example .................................................... 26

11

Device and Documentation Support ................. 27

11.1

Device Support...................................................... 27

11.2

Documentation Support ........................................ 27

11.3

Related Links ........................................................ 27

11.4

Receiving Notification of Documentation Updates 28

11.5

Community Resources.......................................... 28

11.6

Trademarks ........................................................... 28

11.7

Electrostatic Discharge Caution ............................ 28

11.8

Glossary ................................................................ 28

12

Mechanical, Packaging, and Orderable

Information ........................................................... 28

4 Revision History

NOTE: Page numbers for previous revisions may differ from page numbers in the current version.

Changes from Revision B (January 2019) to Revision C

Page

•

Changed OPA4388 from advanced information (preview) to production data (active) .......................................................... 1

•

•

•

Added PSRR specifications for OPA4388............................................................................................................................. 8

•

•

•

Added CMRR specifications for OPA4388 ............................................................................................................................. 8

•

Added AOL specifications for OPA4388................................................................................................................................. 9

Changes from Revision A (July 2018) to Revision B

Page

•

Changed OPA388 DBV (SOT-23) package from preview to production data ...................................................................... 1

•

Deleted redundant temperature specification in EC table. ..................................................................................................... 9

•

Added Figure 6, Offset Voltage vs Supply Voltage: OPA4388 ............................................................................................ 11

•

Added Figure 7, Offset Voltage Long Term Drift .................................................................................................................. 12

•

Changed Figure 50, OPA388 Layout Example; updated for accuracy ................................................................................ 26

Changes from Original (December 2016) to Revision A

Page

•

Changed device status from Production Data to Production Data/Mixed Status ................................................................... 1

•

Added top navigator link for TI reference design ................................................................................................................... 1

•

Added preview notes to 5-pin SOT-23 (OPA388), 8-pin SOIC (OPA2388), 14-pin SOIC, and 14-pin TSSOP

(OPA4388) packages in Device Information table ................................................................................................................. 1

•

Added package preview notes to Pin Configuration and Functions section .......................................................................... 4

•

AOL test condition changed to 0.15 V from 0.1 V .................................................................................................................. 9