STBCFG01 Datasheet, PDF (2/37 Pages) STMicroelectronics – Integrated current sensing resistor

Contents
Contents
STBCFG01
1 Application schematic .................................................................... 5
2 Pin configuration ............................................................................. 6
3 Maximum ratings ............................................................................. 8
4 Electrical characteristics ................................................................ 9
5 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
6 I²C compatible interface registers ................................................ 23
6.1 Fuel gauge registers ....................................................................... 24
6.2 Charger/OTG/LDO registers ........................................................... 26
7 Package information ..................................................................... 33
7.1 Flip Chip 25 (2.3x2.2 mm) option H package information ............... 33
8 Ordering information..................................................................... 35
9 Revision history ............................................................................ 36
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DocID026474 Rev 3