ISO7420, ISO7420M, ISO7421

SLLS984I – JUNE 2009 – REVISED JULY 2015

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Table of Contents

±5% .......................................................................... 11

1

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

6.14

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

2

Applications ........................................................... 1

7

Parameter Measurement Information ................ 13

3

Description ............................................................. 1

8

Detailed Description ............................................ 14

4

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

8.1

Overview ................................................................. 14

5

Pin Configuration and Functions ......................... 6

8.2

Functional Block Diagram ....................................... 14

6

Specifications......................................................... 7

8.3

Feature Description................................................. 15

6.1

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

8.4

Device Functional Modes........................................ 17

6.2

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

9

Application and Implementation ........................ 18

6.3

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

9.1

Application Information............................................ 18

6.4

Thermal Information .................................................. 8

9.2

Typical Application ................................................. 18

6.5

±5% ............................................................................ 8

10

Power Supply Recommendations ..................... 20

6.6

11

Layout................................................................... 20

3.3 V ±5% .................................................................. 9

11.1

Layout Guidelines ................................................. 20

6.7

11.2

Layout Example .................................................... 20

5 V ±5% ..................................................................... 9

12

Device and Documentation Support ................. 21

6.8

12.1

Documentation Support ........................................ 21

±5% .......................................................................... 10

12.2

Related Links ........................................................ 21

6.9

Power Dissipation Characteristics .......................... 10

12.3

Community Resources.......................................... 21

6.10

12.4

Trademarks ........................................................... 21

±5% .......................................................................... 10

12.5

Electrostatic Discharge Caution ............................ 21

6.11

3.3 V ±5% ................................................................ 10

12.6

Glossary ................................................................ 21

6.12

13

Mechanical, Packaging, and Orderable

at 5 V ±5% ............................................................... 11

Information ........................................................... 21

6.13

4 Revision History

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

Changes from Revision H (May 2013) to Revision I

Page

•

VDE standard changed to DIN V VDE V 0884-10 (VDE V 0884-10):2006-12 ...................................................................... 1

•

Added Pin Configuration and Functions section, ESD Ratings table, Feature Description section, Device Functional

Modes, Application and Implementation section, Power Supply Recommendations section, Layout section, Device

and Documentation Support section, and Mechanical, Packaging, and Orderable Information section .............................. 1

Changes from Revision G (May 2013) to Revision H

Page

•

Changed Feature From: 4~242 Vpeak Isolation To: 4242 Vpeak Isolation ........................................................................... 1

Changes from Revision F (January 2013) to Revision G

Page

•

•

•

Changes from Revision E (June 2011) to Revision F

Page

•

Changed Feature From: 242 Vpeak Maximum Isolation-per DIN EN 60747-5-2 (VDE 0884 Part 2) - To: 4~242

Vpeak Isolation ....................................................................................................................................................................... 1

•

Changed Feature From: IEC/VDE and CSA Approvals, IEC 60950-1–IEC 61010-1 End Equipment Standards

Approvals, All Approvals Pending To: CSA 60950-1 and IEC 61010-1 Approved ................................................................ 1

2

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