adum3471 Analog Devices, Inc., adum3471 Datasheet - Page 2
![no-image](/images/no-image-200.jpg)
adum3471
Manufacturer Part Number
adum3471
Description
Pwm Controller And Transformer Driver With Quad-channel Isolators Adum3470/adum3471/adum3472/adum3473/adum3474
Manufacturer
Analog Devices, Inc.
Datasheet
1.ADUM3471.pdf
(32 pages)
Available stocks
Company
Part Number
Manufacturer
Quantity
Price
Company:
Part Number:
adum3471ARSZ-RL7
Manufacturer:
SHINDENGEN
Quantity:
21 000
ADuM3470/ADuM3471/ADuM3472/ADuM3473/ADuM3474
TABLE OF CONTENTS
Features .............................................................................................. 1
Applications ....................................................................................... 1
General Description ......................................................................... 1
Functional Block Diagrams ............................................................. 1
Revision History ............................................................................... 2
Specifications ..................................................................................... 3
Absolute Maximum Ratings .......................................................... 13
Pin Configurations and Function Descriptions ......................... 14
Typical Performance Characteristics ........................................... 19
REVISION HISTORY
10/10—Revision 0: Initial Version
Electrical Characteristics—5 V Primary Input Supply/5 V
Secondary Isolated Supply .......................................................... 3
Electrical Characteristics—3.3 V Primary Input Supply/3.3 V
Secondary Isolated Supply .......................................................... 5
Electrical Characteristics—5 V Primary Input Supply/3.3 V
Secondary Isolated Supply .......................................................... 7
Electrical Characteristics—5 V Primary Input Supply/15 V
Secondary Isolated Supply .......................................................... 9
Package Characteristics ............................................................. 11
Regulatory Approvals ................................................................. 11
Insulation and Safety-Related Specifications .......................... 11
DIN V VDE V 0884-10 (VDE V 0884-10) Insulation
Characteristics ............................................................................ 12
Recommended Operating Conditions .................................... 12
ESD Caution ................................................................................ 13
Rev. 0 | Page 2 of 32
Terminology .................................................................................... 24
Applications Information .............................................................. 25
Outline Dimensions ....................................................................... 32
Theory of Operation .................................................................. 25
Application Schematics ............................................................. 25
Transformer Design ................................................................... 26
Transformer Turns Ratio ........................................................... 26
Transformer ET Constant ......................................................... 26
Transformer Primary Inductance and Resistance ................. 26
Transformer Isolation Voltage .................................................. 27
Switching Frequency .................................................................. 27
Transient Response .................................................................... 27
Component Selection ................................................................ 27
Printed Circuit Board (PCB) Layout ....................................... 28
Thermal Analysis ....................................................................... 28
Propagation Delay-Related Parameters ................................... 28
DC Correctness and Magnetic Field Immunity ........................... 29
Power Consumption .................................................................. 30
Power Considerations ................................................................ 30
Insulation Lifetime ..................................................................... 31
Ordering Guide .......................................................................... 32