OPA992 datasheet(2/70 Pages) TI

2 / 70 page

Table of Contents

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

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

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

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

5 Pin Configuration and Functions...................................3

6 Specifications.................................................................. 7

6.1 Absolute Maximum Ratings........................................ 7

6.2 ESD Ratings............................................................... 7

6.3 Recommended Operating Conditions.........................7

6.4 Thermal Information for Single Channel..................... 7

6.5 Thermal Information for Dual Channel........................8

6.6 Thermal Information for Quad Channel...................... 8

6.7 Electrical Characteristics.............................................9

6.8 Typical Characteristics.............................................. 12

7 Detailed Description......................................................20

7.1 Overview................................................................... 20

7.2 Functional Block Diagram......................................... 20

7.3 Feature Description...................................................21

7.4 Device Functional Modes..........................................30

8 Application and Implementation.................................. 31

8.1 Application Information............................................. 31

8.2 Typical Applications.................................................. 31

9 Power Supply Recommendations................................34

10 Layout...........................................................................34

10.1 Layout Guidelines................................................... 34

10.2 Layout Example...................................................... 35

11 Device and Documentation Support..........................36

11.1 Device Support........................................................36

11.2 Documentation Support.......................................... 36

11.3 Receiving Notification of Documentation Updates.. 36

11.4 Support Resources................................................. 36

11.5 Trademarks............................................................. 36

11.6 Electrostatic Discharge Caution.............................. 36

11.7 Glossary.................................................................. 37

12 Mechanical, Packaging, and Orderable

Information.................................................................... 37

4 Revision History

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

Changes from Revision C (March 2022) to Revision D (August 2022)

Page

• Added X2QFN (10) to Description with preview status.......................................................................................1

• Added X2QFN (RUG) package to Pin Configuration and Functions with preview status...................................3

Changes from Revision B (December 2021) to Revision C (March 2022)

Page

• Adjusted the typical CMRR value for VS = 2.7 – 40 V, (V+) – 1 < VCM < V+ (NMOS pair) from "90 dB" to "79

dB" in the Electrical Characteristics section........................................................................................................9

• Adjusted the AOL test condition from "VS = 40 V, VCM = VS / 2, (V–) + 0.1 V < VO < (V+) – 0.1 V" to "VS = 40

V, VCM = VS / 2, (V–) + 0.12 V < VO < (V+) – 0.12 V" in the Electrical Characteristics section..........................9

• Adjusted the typical tON Amplifier Enable Time value from "15 µs" to "5 µs" in the Electrical

Characteristics section........................................................................................................................................9

• Adjusted the typical SHDN pin input bias current value for VS = 2.7 V to 40 V, (V–) ≤ SHDN ≤ (V–) + 0.7 V

from "150 nA" to "400 nA" in the Electrical Characteristics section.................................................................... 9

• Removed "Open-Loop Gain and Phase vs Frequency" figure in Typical Characteristics section.................... 12

Changes from Revision A (October 2021) to Revision B (December 2021)

Page

• Added PSRR specification for OPA4992 release in Electrical Characteristics section.......................................9

• Added clarification to VS = 2.7 V to 40 V PSRR specification noting that specification is for all channel

variants............................................................................................................................................................... 9

• Changed y-axis from linear scale to logarithmic scale in "Input Voltage Noise Spectral Density vs Frequency"

figure in Typical Characteristics section............................................................................................................12

• Corrected typo in Shutdown of Feature Description section from "...specified 10-kΩ load to midsupply (VS /

2)" to "...specified 10-kΩ load to V-"..................................................................................................................29

Changes from Revision * (June 2021) to Revision A (October 2021)

Page

• Changed the device status from Advance Information to Production Data ....................................................... 1

OPA992, OPA2992, OPA4992

SBOSA10D – JUNE 2021 – REVISED AUGUST 2022

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