DA9130 Datasheet

R16DO0058EJ0301

Rev.03.01

July 01, 2025

CFR0011-120-00

Page 4

Contents

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

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

Benefits .............................................................................................................................................2

System Diagrams ...............................................................................................................................3

Contents............................................................................................................................................4

Figures ..............................................................................................................................................5

Tables................................................................................................................................................5

1.

Terms and Definitions..................................................................................................................7

2.

Pin Information............................................................................................................................8

2.1

Pin Assignments...................................................................................................................8

2.2

Pin Descriptions....................................................................................................................8

3.

Specifications ........................................................................................................................... 10

3.1

Absolute Maximum Ratings .................................................................................................. 10

3.2

Electrostatic Discharge Ratings............................................................................................. 10

3.3

Recommended Operating Conditions..................................................................................... 10

3.4

Thermal Specifications......................................................................................................... 11

3.4.1

Power Dissipation................................................................................................... 11

3.5

Buck Characteristics............................................................................................................ 12

3.6

Performance and Supervision Characteristics ......................................................................... 14

3.7

Digital IO Characteristics...................................................................................................... 14

3.8

Timing Specifications........................................................................................................... 15

4.

Typical Performance Graphs...................................................................................................... 16

5.

Functional Description............................................................................................................... 17

5.1

DC-DC Buck Converter........................................................................................................ 17

5.1.1

Switching Frequency............................................................................................... 17

5.1.2

Operation Modes and Phase Selection ...................................................................... 17

5.1.3

Output Voltage Selection......................................................................................... 17

5.1.4

Soft Start-Up and Shutdown..................................................................................... 18

5.1.5

Current Limit.......................................................................................................... 18

5.1.6

Thermal Protection................................................................................................. 18

5.2

Internal Circuits .................................................................................................................. 19

5.2.1

IC_EN/Chip Enable/Disable..................................................................................... 19

5.2.2

nIRQ/Interrupt........................................................................................................ 19

5.2.3

GPIO.................................................................................................................... 22

5.3

Operating Modes ................................................................................................................ 23

5.3.1

ON....................................................................................................................... 23

5.3.2

OFF ..................................................................................................................... 24

5.4

I

2C Communication ............................................................................................................. 24

5.4.1

I

2C Protocol........................................................................................................... 24

6.

Application Information.............................................................................................................. 26

6.1

Capacitor Selection............................................................................................................. 26