ADM2491E

Rev. 0 | Page 2 of 16

TABLE OF CONTENTS

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

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

Functional Block Diagram .............................................................. 1

General Description ......................................................................... 1

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

Specifications..................................................................................... 3

Timing Specifications .................................................................. 4

Package Characteristics ............................................................... 4

Regulatory Information (Pending) ............................................ 4

Insulation and Safety-Related Specifications............................ 5

VDE 0884 Insulation Characteristics (Pending)...................... 5

Absolute Maximum Ratings............................................................ 6

ESD Caution.................................................................................. 6

Pin Configuration and Functional Descriptions.......................... 7

Test Circuits....................................................................................... 8

Switching Characteristics .................................................................9

Typical Performance Characteristics ........................................... 10

Circuit Description......................................................................... 12

Electrical Isolation...................................................................... 12

Truth Tables................................................................................. 12

Thermal Shutdown .................................................................... 13

Fail-Safe Receiver Inputs ........................................................... 13

Magnetic Field Immunity.......................................................... 13

Applications Information .............................................................. 14

Isolated Power Supply Circuit .................................................. 14

PCB Layout ................................................................................. 14

Typical Applications................................................................... 15

Outline Dimensions ....................................................................... 16

Ordering Guide .......................................................................... 16

REVISION HISTORY

10/07—Revision 0: Initial Version