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ADM1270 Datasheet(PDF) 2 Page - Analog Devices

Part No. ADM1270
Description  High Voltage Input Protection Device
Download  21 Pages
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Maker  AD [Analog Devices]
Homepage  http://www.analog.com
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ADM1270 Datasheet(HTML) 2 Page - Analog Devices

 
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ADM1270
Data Sheet
Rev. A | Page 2 of 21
TABLE OF CONTENTS
Features .............................................................................................. 1
Applications....................................................................................... 1
General Description ......................................................................... 1
Simplified Functional Block Diagram ........................................... 1
Revision History ............................................................................... 2
Specifications..................................................................................... 3
Absolute Maximum Ratings............................................................ 5
Thermal Characteristics .............................................................. 5
ESD Caution.................................................................................. 5
Pin Configurations and Function Descriptions ........................... 6
Typical Performance Characteristics ............................................. 9
Typical Application Circuit ........................................................... 14
Theory of Operation ...................................................................... 15
Powering the ADM1270 ............................................................ 16
Current Sense Inputs ................................................................. 16
Current-Limit Reference ........................................................... 16
Setting the Current Limit (ISET) ............................................. 16
Foldback ...................................................................................... 17
TIMER ......................................................................................... 17
TIMER_OFF ............................................................................... 18
Hot Swap Retry Duty Cycle ...................................................... 18
Gate and RPFG Clamps............................................................. 19
Fast Response to Severe Overcurrent ...................................... 19
Undervoltage and Overvoltage................................................. 19
Enable Input................................................................................ 19
Power Good ................................................................................ 20
Outline Dimensions....................................................................... 21
Ordering Guide .......................................................................... 21
REVISION HISTORY
4/16—Rev. 0 to Rev. A
Change to Setting the Current Limit (ISET) Section................. 17
12/14—Revision 0: Initial Version


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