Table of Contents

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

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

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

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

5 Pin Configurations and Functions.................................3

6 Specifications.................................................................. 4

6.1 Absolute Maximum Ratings........................................ 4

6.2 ESD Ratings............................................................... 4

6.3 Recommended Operating Conditions.........................4

6.4 Thermal Information....................................................5

6.5 Electrical Characteristics - LM2902B-Q1 and

LM2902BA-Q1...............................................................6

6.6 Electrical Characteristics: LM2902-Q1,

LM2902KV-Q1, LM2902KAV-Q1................................... 8

6.7 Operating Conditions: LM2902-Q1, LM2902KV-

Q1, LM2902KAV-Q1......................................................9

7 Parameter Measurement Information.......................... 10

8 Detailed Description...................................................... 11

8.1 Overview................................................................... 11

8.2 Functional Block Diagram......................................... 11

8.3 Feature Description...................................................11

8.4 Device Functional Modes..........................................12

9 Application and Implementation.................................. 13

9.1 Application Information............................................. 13

9.2 Typical Application.................................................... 13

9.3 Design Requirements............................................... 13

9.4 Detailed Design Procedure....................................... 13

9.5 Application Curve......................................................14

10 Power Supply Recommendations..............................15

11 Layout........................................................................... 16

11.1 Layout Guidelines................................................... 16

11.2 Layout Example...................................................... 16

12 Device and Documentation Support..........................17

12.1 Documentation Support.......................................... 17

12.2 Receiving Notification of Documentation Updates..17

12.3 Support Resources................................................. 17

12.4 Trademarks.............................................................17

12.5 Electrostatic Discharge Caution..............................17

12.6 Glossary..................................................................17

13 Mechanical, Packaging, and Orderable

Information.................................................................... 18

4 Revision History

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

Changes from Revision E (April 2008) to Revision F (May 2022)

Page

• Changed the name of the data sheet................................................................................................................. 1

• Revised Features section to include LM2902B-Q1 and LM2902BA-Q1.............................................................1

• Added Applications section ................................................................................................................................1

• Added LM2902B-Q1 and LM2902BA-Q1 to the Device Information table......................................................... 1

• Added LM2902B-Q1 and LM2902BA-Q1 to the Description section..................................................................1

• Updated Pin Configurations and Functions section to include Pin Functions table............................................3

• Added LM2902B-Q1 and LM2902BA-Q1 to the Absolute Maximum Ratings table............................................4

• Added ESD Ratings table with LM2902B-Q1 and LM2902BA-Q1..................................................................... 4

• Added LM2902B-Q1 and LM2902B-Q1 to Recommended Operating Conditions section................................. 4

• Added LM2902B-Q1 and LM2902BA-Q1 to Thermal Information section..........................................................5

• Added Overview section to the data sheet........................................................................................................11

• Added Feature Description section...................................................................................................................11

• Added Input Common Mode Range section to Feature Description section.................................................... 11

• Added Device Functional Modes information for LM2902B-Q1 and LM2902BA-Q1........................................12

• Added Application and Implementation section for LM2902B-Q1 and LM2902BA-Q1.................................... 13

• Added Application Information section for LM2902B-Q1 and LM2902BA-Q1.................................................. 13

• Added Typical Application section for LM2902B-Q1 and LM2902BA-Q1.........................................................13

• Added Power Supply Recommendations section to data sheet....................................................................... 15

• Added Layout section to data sheet................................................................................................................. 16

• Added Device and Documentation Support section to data sheet................................................................... 17

• Added Mechanical, Packaging, and Orderable Information section to data sheet........................................... 18

LM2902-Q1, LM2902B-Q1, LM2902BA-Q1

SGLS178F – AUGUST 2003 – REVISED MAY 2022

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