Description
The S-8233C Series is a series of lithium-ion rechargeable battery protection ICs incorporating high-accuracy voltage detection circuits and delay circuits. The S-8233C series includes the function to measure the status of battery pack. It is suitable for a 3-serial-cell lithium-ion rechargeable battery pack.
Internal high-accuracy voltage detection circuit Overcharge detection voltage 3.80 ± 0.05 V to 4.40 ± 0.05 V 5 mV – step Overcharge release voltage 3.45 ± 0.10 V to 4.40 ± 0.10 V 5 mV – step (The overcharge release voltage can be selected within the range where a difference from overcharge detection voltage is 0 to 0.35 V at 50 mV – Step) Overdischarge detection voltage 2.00 ± 0.08 V to 2.80 ± 0.08 V 50 mV – step Overdischarge release voltage 2.00 ± 0.10 V to 4.00 ± 0.10 V 50 mV – step (The overdischarge release voltage can be selected within the range where a difference from overdischarge detection voltage is 0 to 1.2 V at 50 mV – Step) Overcurrent detection voltage 1 0.15 ± 0.015 V to 0.50 ± 0.05 V 50 mV – step High input-voltage device (absolute maximum rating: 26 V) Indicates Li-ion battery state Wide operating voltage range: 2 V to 24 V The delay time for every detection can be set via an external capacitor Three overcurrent detection levels (protection for short-circuiting) Internal charge/discharge prohibition circuit via the control pin The function for charging batteries from 0 V is available Low current consumption Operation 50 µA max. (+25 °C) Power-down 0.1 µA max. (+25 °C) (10) Lead-free, Sn 100%, halogen-free
