ADUM3070 AD [Analog Devices], ADUM3070 Datasheet - Page 2
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ADUM3070
Manufacturer Part Number
ADUM3070
Description
Isolated Switching Regulator
Manufacturer
AD [Analog Devices]
Datasheet
1.ADUM3070.pdf
(20 pages)
Available stocks
Company
Part Number
Manufacturer
Quantity
Price
Part Number:
ADUM3070ARQZ-RL7
Manufacturer:
ADI原装
Quantity:
20 000
ADuM3070
TABLE OF CONTENTS
Features .............................................................................................. 1
Applications ....................................................................................... 1
Functional Block Diagram .............................................................. 1
General Description ......................................................................... 1
Revision History ............................................................................... 2
Specifications ..................................................................................... 3
Absolute Maximum Ratings ............................................................ 7
REVISION HISTORY
5/12—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........................................................... 3
Electrical Characteristics—5 V Primary Input Supply/3.3 V
Secondary Isolated Supply........................................................... 4
Electrical Characteristics—5 V Primary Input Supply/15 V
Secondary Isolated Supply........................................................... 4
Package Characteristics ............................................................... 5
Regulatory Approvals (Pending) ................................................ 5
Insulation and Safety Related Specifications ............................ 5
DIN V VDE V 0884-10 (VDE V 0884-10) Insulation
Characteristics .............................................................................. 6
Recommended Operating Conditions ...................................... 6
ESD Caution .................................................................................. 7
Rev. 0 | Page 2 of 20
Pin Configuration and Function Descriptions ..............................8
Typical Performance Characteristics ..............................................9
Applications Information .............................................................. 14
Outline Dimensions ....................................................................... 19
Application Schematics ............................................................. 14
Transformer Design ................................................................... 15
Transformer Turns Ratio ........................................................... 15
Transformer ET Constant ......................................................... 15
Transformer Primary Inductance and Resistance ................. 15
Transformer Isolation Voltage .................................................. 16
Switching Frequency .................................................................. 16
Transient Response .................................................................... 16
Component Selection ................................................................ 16
Printed Circuit Board (PCB) Layout ....................................... 17
Thermal Analysis ....................................................................... 17
Power Consumption .................................................................. 17
Power Considerations ................................................................ 18
Insulation Lifetime ..................................................................... 18
Ordering Guide .......................................................................... 19
Data Sheet