DA9080

High Current, Highly Configurable System

PMIC with Four Bucks and One LDO

Datasheet

Revision 1.2

08-Feb-2022

CFR0011-120-00

2 of 51

© 2022 Renesas Electronics

Contents

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

Key Features ........................................................................................................................................ 1

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

System Diagram .................................................................................................................................. 1

1

Terms and Definitions................................................................................................................... 5

2

References ..................................................................................................................................... 5

3

Block Diagram ............................................................................................................................... 6

4

Pinout ............................................................................................................................................. 7

5

Characteristics .............................................................................................................................. 9

5.1

Absolute Maximum Ratings .................................................................................................. 9

5.2

Electrostatic Discharge Ratings ............................................................................................ 9

5.3

Recommended Operating Conditions ................................................................................... 9

5.4

Thermal Characteristics ...................................................................................................... 10

5.5

Electrical Characteristics..................................................................................................... 10

5.5.1

CH1 Buck Converter Characteristics ................................................................... 10

5.5.2

CH2 Buck Converter Characteristics ................................................................... 12

5.5.3

CH3 Buck Converter Characteristics ................................................................... 14

5.5.4

CH4 Buck Converter Characteristics ................................................................... 16

5.5.5

LDO Characteristics............................................................................................. 19

5.5.6

ADC Characteristics ............................................................................................ 20

5.5.7

Supervision Characteristics ................................................................................. 20

5.5.8

Quiescent Current Characteristics....................................................................... 21

5.5.9

I2C Characteristics ............................................................................................... 22

5.5.10

Digital I/O Characteristics .................................................................................... 23

6

Functional States ........................................................................................................................ 24

7

Sequencer .................................................................................................................................... 24

7.1

Functional Description......................................................................................................... 24

7.2

Timing Diagrams ................................................................................................................. 26

8

Supervision .................................................................................................................................. 29

8.1

Input Voltage Monitor Flag .................................................................................................. 29

8.2

Fault Protection ................................................................................................................... 29

8.2.1

Over-Voltage, Under-Voltage, and Over-Current Protection............................... 29

8.2.2

Thermal Shutdown............................................................................................... 29

8.3

Power Good Indicator ......................................................................................................... 31

8.3.1

Monitoring Groups of Power Good Indicators via PG Pins ................................. 31

9

Buck Converters.......................................................................................................................... 31

9.1

Dynamic Voltage Control .................................................................................................... 31

10 LDO ............................................................................................................................................... 32

11 General Purpose Analog-to-Digital Converter ......................................................................... 32

11.1 Measurements on Internal Die Temperature Sensors ........................................................ 32

11.2 Measurements of External Analog Signals ......................................................................... 32

11.3 Triggering GPADC Conversions ......................................................................................... 32