LTC3577EUFF-4 View Datasheet(PDF) - Linear Technology

Part Name

Description

Manufacturer

LTC3577EUFF-4

Highly Integrated Portable Product PMIC

Linear Technology 

LTC3577-3/LTC3577-4

TABLE OF CONTENTS

Features ............................................................................................................................ 1

Applications ....................................................................................................................... 1

Typical Application ............................................................................................................... 1

Description......................................................................................................................... 1

Absolute Maximum Ratings..................................................................................................... 3

Order Information................................................................................................................. 3

Pin Configuration ................................................................................................................. 3

Electrical Characteristics ........................................................................................................ 4

Typical Performance Characteristics .........................................................................................10

Pin Functions .....................................................................................................................16

Block Diagram....................................................................................................................19

Operation.......................................................................................................................... 20

PowerPath OPERATION ........................................................................................................................................ 20

Low Dropout Linear Regulator Operation ............................................................................................................. 28

Step-Down Switching Regulator Operation........................................................................................................... 29

LED Backlight/Boost Operation............................................................................................................................. 33

I2C Operation ........................................................................................................................................................ 37

Pushbutton Interface Operation............................................................................................................................ 42

Layout and Thermal Considerations ..................................................................................................................... 46

Typical Applications .............................................................................................................48

Package Description ............................................................................................................50

Related Parts .....................................................................................................................51

357734fb

2

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