STBC02 Datasheet, PDF (17/39 Pages) STMicroelectronics – Automatic power path management

STBC02
Figure 11: Wake-up operation, VSYS and LDO rise
overview
Typical performance characteristics
Figure 12: Wake-up operation, VSYS and LDO rise
detail
CH1 (blue) = VLDO 800 mV/div
CH2 (red) = VSYS 800 mV/div
CH3 (green) = VBAT 800 mV/div
CH4 (pink) = Wake-up 3 V/div
CH1 (blue) = VLDO 800 mV/div
CH2 (red) = VSYS 800 mV/div
CH3 (green) = VBAT 800 mV/div
CH4 (pink) = Wake-up 3 V/div
Figure 13: VIN plug, charging initialization battery
mode to VIN mode transition
Figure 14: Shutdown mode entry and exit
CH1 (blue) = VIN 800 mV/div
CH2 (red) = VSYS 800 mV/div
CH3 (green) = VBAT 800 mV/div
CH4 (pink) = IBAT 20 mA/div
By SW_SEL command, battery level over VODC and
below VODC
CH1 (blue) = VIN 800 mV/div
CH2 (red) = VSYS 800 mV/div
CH3 (green) = VBAT 800 mV/div
CH4 (pink) = SW_SEL 2 V/div
DocID029261 Rev 2
17/39