ADP5065

Data Sheet

Rev. D | Page 2 of 40

TABLE OF CONTENTS

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

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

Functional Block Diagram .............................................................. 1

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

Revision History ............................................................................... 2

Specifications..................................................................................... 3

Recommended Input and Output Capacitance........................ 5

I2C-Compatible Interface Timing Specifications..................... 6

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

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

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

Pin Configuration and Function Descriptions............................. 8

Typical Performance Characteristics ............................................. 9

Temperature Characteristics ..................................................... 11

Typical Waveforms ..................................................................... 13

Theory of Operation ...................................................................... 15

Introduction ................................................................................ 15

Charger Modes............................................................................ 17

Thermal Management ............................................................... 19

Battery Isolation FET................................................................. 19

Battery Detection ....................................................................... 20

Battery Pack Temperature Sensing .......................................... 21

External Resistor for V_WEAK_SET...................................... 22

I2C Interface ................................................................................ 23

Charger Operational Flowchart ............................................... 24

I2C Register Map......................................................................... 25

Register Bit Descriptions........................................................... 26

Applications Information .............................................................. 32

External Components................................................................ 32

PCB Layout Guidelines.................................................................. 34

Power Dissipation and Thermal Considerations ....................... 35

Charger Power Dissipation ....................................................... 35

Junction Temperature ................................................................ 36

Factory-Programmable Options .................................................. 37

Packaging and Ordering Information ......................................... 38

Outline Dimensions................................................................... 38

Ordering Guide .......................................................................... 38

REVISION HISTORY

2/13—Rev. C to Rev. D

Changed Maximum Duty Cycle from 93% to 96%............................. 3

Changed Bit[3:0] Default Value from 0100 to 0101, Table 16 .. 26

Changed Bit 5 and Bit 2 Default Values from 1 to 0, Table 21 ....... 29

Deleted Disconnecting Supply Voltage at VINx Section ............... 34

9/12—Rev. B to Rev. C

Changed Bit[3:0] Default Value from 0011 to 0100, Table 16.........27

Added Disconnecting Supply Voltage at VINx Section ............ 34

4/12—Rev. A to Rev. B

Changes to Features Section and General Description Section........ 1

Changes to Table 1............................................................................ 3

Changes to VIN1, VIN2 to PGND1, PGND2 Parameter, Table 4... 7

Changes to Introduction Section.................................................. 15

11/11—Rev. 0 to Rev. A

Changes to Figure 10...................................................................... 10

Changes to Figure 17 and Figure 18............................................. 11

Changes to Figure 41...................................................................... 36

10/11—Revision 0: Initial Version