ADM1073
Data Sheet
Rev. B | Page 2 of 24
TABLE OF CONTENTS
General Description ......................................................................... 3
Specifications ..................................................................................... 4
Absolute Maximum Ratings ............................................................ 6
Thermal Characteristics .............................................................. 6
ESD Caution .................................................................................. 6
Pin Configuration and Function Descriptions ............................. 7
Typical Performance Characteristics ............................................. 8
Functional Description .................................................................. 13
Hot Circuit Insertion ................................................................. 13
Initial Startup .............................................................................. 13
Board Removal ........................................................................... 14
Controlling the Current ............................................................. 14
Sense ............................................................................................. 15
Sense Resistor .............................................................................. 15
Soft Start (SS Pin) ....................................................................... 15
GATE ............................................................................................ 15
V
IN
................................................................................................. 15
V
EE
................................................................................................. 15
Timing ControlTIMER ......................................................... 15
Drain ............................................................................................ 16
PWRGD
....................................................................................... 16
LATCHED
................................................................................... 16
SPLYGD
....................................................................................... 16
RESTART
..................................................................................... 16
SHDN
........................................................................................... 16
Undervoltage/Overvoltage Detection ..................................... 16
Functionality and Timing.............................................................. 18
Live Insertion .............................................................................. 18
Overvoltage and Undervoltage Faults ..................................... 18
Soft Start ...................................................................................... 19
Current Faults ............................................................................. 20
Logic Inputs................................................................................. 21
Kelvin Sense Resistor Connection ........................................... 21
Outline Dimensions ....................................................................... 22
Ordering Guide .......................................................................... 22
REVISION HISTORY
7/13Rev. A to Rev. B
Changes to Figure 15 ...................................................................... 10
Changes to Figure 32 ...................................................................... 13
Changes to VOV Equation .............................................................. 17
2/12Rev. 0 to Rev. A
Updated Outline Dimensions ....................................................... 22
Changes to Ordering Guide .......................................................... 22
4/04Revision 0: Initial Version