HUSB238

Data Sheet

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TABLE OF CONTENTS

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

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

General Description ..........................................................................................................................................................1

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

Table of Contents ..............................................................................................................................................................2

Revision History ................................................................................................................................................................3

Pin Configuration and Function Descriptions ....................................................................................................................4

Recommended Operating Conditions ...............................................................................................................................5

Specifications ....................................................................................................................................................................5

Absolute Maximum Ratings ..............................................................................................................................................7

Thermal Resistance .......................................................................................................................................................7

ESD Caution ..................................................................................................................................................................7

Functional Block Diagram .................................................................................................................................................8

Theory of Operation ..........................................................................................................................................................9

Overview ........................................................................................................................................................................9

VIN Pin ...........................................................................................................................................................................9

GATE Pin .......................................................................................................................................................................9

CC1 and CC2 Pins.........................................................................................................................................................9

VSET Pin........................................................................................................................................................................9

ISET Pin ...................................................................................................................................................................... 10

RDO Determination..................................................................................................................................................... 10

Operation With I2C Interface .......................................................................................................................................... 10

Legacy Charger Detection .......................................................................................................................................... 10

Dead Battery Function .................................................................................................................................................11

SOP’ Function ..............................................................................................................................................................11

Over-Voltage Protection...............................................................................................................................................11

Under-Voltage Protection.............................................................................................................................................11

Over-Temperature Protection ......................................................................................................................................11

Typical Application Circuits............................................................................................................................................. 12

Package Outline Dimensions ......................................................................................................................................... 13

Package TOP Marking ................................................................................................................................................... 14

Ordering Guide............................................................................................................................................................... 15

Tape and Reel Information ............................................................................................................................................. 16

Important Notice ............................................................................................................................................................. 17