LTC3589 Linear Technology, LTC3589 Datasheet - Page 2

• Manufacturer Part Number: LTC3589
• Description: 8-Output Regulator
• Manufacturer: Linear Technology

LTC3589
Features ............................................................................................................................ 1
Applications ....................................................................................................................... 1
Typical Application ............................................................................................................... 1
Description......................................................................................................................... 1
Absolute Maximum Ratings ..................................................................................................... 3
Pin Confi guration ................................................................................................................. 3
Order Information ................................................................................................................. 3
Electrical Characteristics ........................................................................................................ 4
Typical Performance Characteristics .......................................................................................... 8
Pin Functions .....................................................................................................................12
Block Diagram ....................................................................................................................14
Operation..........................................................................................................................15
Applications Information .......................................................................................................40
Typical Application ..............................................................................................................42
Package Description ............................................................................................................43
Typical Application ..............................................................................................................44
Related Parts .....................................................................................................................44
TABLE OF CONTENTS
2
Introduction .......................................................................................................................................................... 15
Always-On LDO ..................................................................................................................................................... 16
250mA LDO Regulators ........................................................................................................................................ 16
Step-Down Switching Regulators ......................................................................................................................... 18
Buck-Boost Switching Regulator .......................................................................................................................... 22
Slewing DAC Reference Operation ........................................................................................................................ 26
Pushbutton Operation ........................................................................................................................................... 27
Enable and Power-On Sequencing ........................................................................................................................ 29
Fault Detection, Shutdown, and Reporting ............................................................................................................ 30
I
Thermal Considerations and Board Layout ........................................................................................................... 38
2
C Operation ........................................................................................................................................................ 32
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