STBC03 Datasheet, PDF (26/34 Pages) STMicroelectronics – Li-Ion linear battery charger with LDO and load switches

Operation description
Figure 20: Charging flowchart
STBC03
Actions:
 Pre-charge starts tPRE timer, starts charging in CC mode at IPRE
 Fast-charge CC starts tFAST timer, increases charge current to IFAST
 Fast-charge CV activates the constant-voltage control loop
 Start alarm: the CHG pin starts toggling
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