Datasheet

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
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C-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
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C Interface ................................................................................ 23
Charger Operational Flowchart ............................................... 24
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C 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