Table of Contents

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

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

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

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

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

6 Specifications.................................................................. 5

6.1 Absolute Maximum Ratings........................................ 5

6.2 ESD Ratings............................................................... 5

6.3 Recommended Operating Conditions.........................5

6.4 Thermal Information....................................................6

6.5 Power Ratings.............................................................6

6.6 Insulation Specifications............................................. 7

6.7 Safety-Related Certifications...................................... 8

6.8 Safety Limiting Values.................................................8

6.9 Electrical Characteristics.............................................9

6.10 Supply Current Characteristics............................... 10

6.11 Timing Requirements.............................................. 10

6.12 Switching Characteristics........................................ 11

6.13 Insulation Characteristics Curves........................... 12

6.14 Typical Characteristics............................................ 13

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

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

7.2 Functional Block Diagrams....................................... 18

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

7.4 Isolator Functional Principle......................................19

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

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

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

8.2 Typical Application.................................................... 22

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

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

11.3 Receiving Notification of Documentation Updates.. 27

11.4 Community Resources............................................27

11.5 Trademarks............................................................. 27

12 Mechanical, Packaging, and Orderable

Information.................................................................... 27

4 Revision History

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

Changes from Revision C (November 2021) to Revision D (December 2022)

Page

• Changed all instances of legacy terminology to controller and target where I2C is mentioned.......................... 1

• Editorial and cosmetic changes throughout the document................................................................................. 1

• Updated electrical and switching parameters..................................................................................................... 5

• Updated 'DIN VDE V 0884-11:2017-01' to 'DIN EN IEC 60747-17 (VDE 0884-17)' and removed references to

'CSA/IEC 60950-1'..............................................................................................................................................8

Changes from Revision B (October 2020) to Revision C (November 2021)

Page

• Changed scaling on mutiple images.................................................................................................................23

Changes from Revision A ( March 2019) to Revision B (October 2020)

Page

• Added Section 1 bullet for Functional Safety Information...................................................................................1

Changes from Revision * ( November 2016) to Revision A (March 2019)

Page

• Changed VDE Standard name From: DIN V VDE V 0884-10 (VDE V 0884-10): 2006-12 To: DIN VDE V

0884-11:2017-01 in Section 1 ............................................................................................................................1

• Changed Section 1 bullet From: CSA Component Acceptance Notice 5A, IEC 60950-1 and IEC 61010-1 End

Equipment Standards To: CSA approval per IEC 60950-1 and IEC 62368-1 end equipment standards........... 1

• Deleted Section 1 bullet: UL 1577 Certification Complete; All Other Certifications Planned..............................1

• Updated certifications approval status, numbers, standard names, and details according to the latest agency

certificates in Section 6.7 table........................................................................................................................... 8

• Changed both bypass capacitors From: 10 µF To: 0.1 µF in . Even though larger capacitors can be used, 0.1

µF is the minimum recommended bypass capacitor size................................................................................. 23

• Changed both bypass capacitors From: 10 µF To: 0.1 µF in . Even though larger capacitors can be used, 0.1

µF is the minimum recommended bypass capacitor size................................................................................. 23

ISO1540-Q1, ISO1541-Q1

SLLSEX0D – NOVEMBER 2016 – REVISED DECEMBER 2022

www.ti.com

2

Submit Document Feedback

Copyright © 2022 Texas Instruments Incorporated

Product Folder Links: ISO1540-Q1 ISO1541-Q1