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OPA187, OPA2187, OPA4187

SBOS807E – DECEMBER 2016 – REVISED MAY 2020

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Product Folder Links: OPA187 OPA2187 OPA4187

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Copyright © 2016–2020, 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: OPA187 .................................. 7

6.5

Thermal Information: OPA2187 ................................ 7

6.6

Thermal Information: OPA4187 ................................ 7

6.7

Electrical Characteristics: High-Voltage Operation .. 8

6.8

Electrical Characteristics: Low-Voltage Operation... 9

6.9

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

7

Detailed Description ............................................ 17

7.1

Overview ................................................................. 17

7.2

Functional Block Diagram ....................................... 17

7.3

Feature Description................................................. 18

7.4

Device Functional Modes........................................ 21

8

Application and Implementation ........................ 22

8.1

Application Information............................................ 22

8.2

Typical Applications ................................................ 22

9

Power Supply Recommendations ...................... 26

10

Layout................................................................... 27

10.1

Layout Guidelines ................................................. 27

10.2

Layout Example .................................................... 27

11

Device and Documentation Support ................. 28

11.1

Device Support .................................................... 28

11.2

Documentation Support ....................................... 28

11.3

Related Links ........................................................ 29

11.4

Receiving Notification of Documentation Updates 29

11.5

Support Resources ............................................... 29

11.6

Trademarks ........................................................... 29

11.7

Electrostatic Discharge Caution ............................ 29

11.8

Glossary ................................................................ 29

12

Mechanical, Packaging, and Orderable

Information ........................................................... 29

4 Revision History

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

Changes from Revision D (December 2018) to Revision E

Page

•

Changed OPA4187 RUM (WQFN) package from preview to production data (active) ......................................................... 1

Changes from Revision C (December 2018) to Revision D

Page

•

Changed OPA4187 SOIC and TSSOP packages from product preview to production data ................................................. 1

•

Changed offset drift (high and low supply) max to ±15nV/°C................................................................................................. 9

Changes from Revision B (October 2018) to Revision C

Page

•

First release of production OPA187 SOIC device .................................................................................................................. 1

Changes from Revision A (July 2017) to Revision B

Page

•

Changed OPA187 SOIC status to preview ............................................................................................................................ 1

•

Changed OPA4187 SOIC, TSSOP and WQFN status to preview ......................................................................................... 1

•

Changed offset drift (high supply) typical from ±5 nV/

℃ to ±1 nV/℃ and max from ±50 nV/℃ to ±20 nV/℃ ...................... 8

•

Changed input bias current max (high supply) from ±5 nA to ±7.5 nA .................................................................................. 8

•

Changed input offset current max (high supply) from ±5 nA to ±14.5 nA .............................................................................. 8

•

Changed offset drift (low supply) typical from ±5 nV/

℃ to ±1 nV/℃ and max from ±50 nV/℃ to ±20 nV/℃ ........................ 9

•

Changed Offset Voltage Production Distribution figure........................................................................................................ 11