LM5145 datasheet(3/74 Pages) TI2

3 / 74 page

Table of Contents

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

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

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

4 Related Products............................................................. 4

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

5.1 Wettable Flanks.......................................................... 7

6 Specifications.................................................................. 8

6.1 Absolute Maximum Ratings........................................ 8

6.2 ESD Ratings............................................................... 8

6.3 Recommended Operating Conditions.........................9

6.4 Thermal Information....................................................9

6.5 Electrical Characteristics.............................................9

6.6 Typical Characteristics.............................................. 13

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

7.1 Overview................................................................... 18

7.2 Functional Block Diagram......................................... 19

7.3 Feature Description...................................................20

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

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

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

8.2 Typical Applications.................................................. 39

8.3 Power Supply Recommendations.............................55

8.4 Layout....................................................................... 56

9 Device and Documentation Support............................62

9.1 Device Support......................................................... 62

9.2 Documentation Support............................................ 63

9.3 Receiving Notification of Documentation Updates....64

9.4 Support Resources................................................... 64

9.5 Trademarks...............................................................64

9.6 Electrostatic Discharge Caution................................64

9.7 Glossary....................................................................64

10 Revision History.......................................................... 65

11 Mechanical, Packaging, and Orderable

Information.................................................................... 65

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LM5137

SNVSCU3 – OCTOBER 2025

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LM5145 Datasheet(PDF) 3 Page - Texas Instruments