ADP5091/ADP5092

Data Sheet

Rev. A | Page 2 of 28

TABLE OF CONTENTS

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

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

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

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

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

Detailed Functional Block Diagram .............................................. 3

Specifications..................................................................................... 4

Regulated Output Specifications ................................................ 6

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

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

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

Pin Configurations and Function Descriptions ........................... 8

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

Theory of Operation ...................................................................... 16

Fast Cold Start-Up Circuit (VSYS < VSYS_TH, VIN > VIN_COLD)... 16

Main Boost Regulator (VBAT_TERM > VSYS > VSYS_TH)..................... 16

VIN Open Circuit and MPPT .................................................. 16

Minimum Operation Threshold Function ............................. 17

Disabling Boost........................................................................... 17

Regulated Output Working Mode............................................ 17

REG_D0 and REG_D1 .............................................................. 17

Regulated Output Configuration ............................................. 17

REG_GOOD (ADP5092 Only)................................................ 18

Energy Storage Charge Management ...................................... 18

Backup Storage Path................................................................... 18

Backup and BAT Selection Threshold..................................... 19

Battery Overcharging Protection ............................................. 19

Battery Discharging Protection................................................ 19

Power Good (PGOOD)............................................................. 20

Power Path Working Flow......................................................... 20

Current-Limit and Short-Circuit Protection.............................. 20

Thermal Shutdown .................................................................... 21

Applications Information .............................................................. 23

Energy Harvester Selection....................................................... 23

Energy Storage Element Selection ........................................... 23

Inductor Selection ...................................................................... 23

Capacitor Selection .................................................................... 24

Layout and Assembly Considerations ..................................... 24

Typical Application Circuits ..................................................... 25

Factory Programmable Options................................................... 27

Outline Dimensions....................................................................... 28

Ordering Guide .......................................................................... 28

REVISION HISTORY

5/2017—Rev. 0 to Rev. A

Changes to Figure 2.......................................................................... 3

Changes to Figure 7, Figure 10, Figure 7 Caption, and Figure 10

Caption ............................................................................................. 10

Changes to Figure 11 and Figure 11 Caption ............................. 11

Changed CP-24-10 to CP-24-14 .................................. Throughout

Updated Outline Dimensions....................................................... 28

Changes to Ordering Guide .......................................................... 28

7/2016—Revision 0: Initial Version