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Moteur de recherche de fiches techniques de composants électroniques |
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Moteur de recherche de fiches techniques de composants électroniques |
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STNS01 Fiches technique(PDF) 18 Page - STMicroelectronics |
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STNS01 Fiches technique(HTML) 18 Page - STMicroelectronics |
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18 / 29 page  Operation description STNS01 18/29 DocID024654 Rev 2 Figure 18. Charging flowchart AM12709v1 Start End t PRE timer Expired ? Pre-charge V BAT <VPRE ? V BAT <VPRE OR t FAST timer expired ? VBAT <VFLOAT ? Fast-charge CC I BAT <IEND ? Fast-charge CV Stop charger Start alarm YES NO YES NO YES NO YES NO NO YES Is Battery Temperature Good? Stop charger, Start alarm Always active During charge Resume charging, Stop alarm YES NO VBAT>VOCHG? YES Stop charger, Start alarm NO End Always active During charge Actions Pre-charge: starts t PRE timer, starts charging in CC mode at I PRE Fast-charge CC: starts t FAST timer, increases charge current to I FAST Fast-charge CV: activates the constant-voltagecontrol loop Start Alarm: the CHG pin starts toggling |
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