STBCFG01 datasheet(2/37 Pages) STMICROELECTRONICS

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Contents

STBCFG01

2/37

DocID026474 Rev 3

Contents

Application schematic .................................................................... 5

Pin configuration ............................................................................. 6

Maximum ratings ............................................................................. 8

Electrical characteristics ................................................................ 9

Operation description ................................................................... 15

5.1

Battery charger................................................................................ 15

5.1.1

Input current limit .............................................................................. 16

5.1.2

Dynamic input current limit (DICL) ................................................... 16

5.1.3

Automatic recharge .......................................................................... 17

5.1.4

Battery detection............................................................................... 17

5.1.5

Battery overvoltage protection.......................................................... 18

5.2

OTG boost....................................................................................... 18

5.3

LDO regulator.................................................................................. 19

5.4

Pre-bias........................................................................................... 19

5.5

Fuel gauge ...................................................................................... 20

5.5.1

Operating mode................................................................................ 20

5.5.2

Battery connection............................................................................ 20

5.5.3

Low battery alarm ............................................................................. 20

5.5.4

Battery swap ..................................................................................... 21

5.6

Thermal shutdown........................................................................... 21

5.7

Shutdown mode .............................................................................. 22

5.8

Watchdog ........................................................................................ 22

5.9

Alarms ............................................................................................. 22

I²C compatible interface registers ................................................ 23

6.1

Fuel gauge registers ....................................................................... 24

6.2

Charger/OTG/LDO registers ........................................................... 26

Package information ..................................................................... 33

7.1

Flip Chip 25 (2.3x2.2 mm) option H package information ............... 33

Ordering information..................................................................... 35

Revision history ............................................................................ 36

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