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ADuM4473CRIZ Datasheet(PDF) 2 Page - Analog Devices |
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ADuM4473CRIZ Datasheet(HTML) 2 Page - Analog Devices |
2 / 36 page ADuM4470/ADuM4471/ADuM4472/ADuM4473/ADuM4474 Data Sheet Rev. 0 | Page 2 of 36 TABLE OF CONTENTS Features .............................................................................................. 1 Applications....................................................................................... 1 Functional Block Diagram .............................................................. 1 General Description ......................................................................... 1 Revision History ............................................................................... 2 Block Diagrams of I/O Channels.................................................... 3 Specifications..................................................................................... 4 Electrical Characteristics—5 V Primary Input Supply/ 5 V Secondary Isolated Supply ................................................... 4 Electrical Characteristics—3.3 V Primary Input Supply/ 3.3 V Secondary Isolated Supply ................................................ 6 Electrical Characteristics—5 V Primary Input Supply/ 3.3 V Secondary Isolated Supply ................................................ 8 Electrical Characteristics—5 V Primary Input Supply/ 15 V Secondary Isolated Supply ............................................... 10 Package Characteristics ............................................................. 12 Regulatory Approvals (Pending) .............................................. 12 Insulation and Safety-Related Specifications.......................... 12 DIN V VDE V 0884-10 (VDE V 0884-10) Insulation Characteristics ............................................................................ 13 Recommended Operating Conditions .................................... 13 Absolute Maximum Ratings.......................................................... 14 ESD Caution................................................................................ 14 Pin Configurations and Function Descriptions ......................... 15 Typical Performance Characteristics ........................................... 20 Applications Information .............................................................. 26 Theory of Operation .................................................................. 26 Application Schematics ............................................................. 26 Transformer Design ................................................................... 27 Transformer Turns Ratio........................................................... 27 Transformer ET Constant ......................................................... 27 Transformer Primary Inductance and Resistance ................. 28 Transformer Isolation Voltage .................................................. 28 Switching Frequency.................................................................. 28 Transient Response .................................................................... 28 Component Selection ................................................................ 29 Printed Circuit Board (PCB) Layout ....................................... 29 Thermal Analysis ....................................................................... 30 Propagation Delay-Related Parameters................................... 30 DC Correctness and Magnetic Field Immunity........................... 30 Power Consumption .................................................................. 31 Power Considerations................................................................ 32 Insulation Lifetime ..................................................................... 33 Outline Dimensions ....................................................................... 34 Ordering Guide .......................................................................... 34 REVISION HISTORY 12/12—Revision 0: Initial Version |
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