SI9730 - Vishay Siliconix

SI9730 Dual-Cell Lithium Ion Battery Control IC

The Si9730 monitors the charging and discharging of dual-cell lithium-ion battery packs (carbon or coke chemistry) ensuring that battery capacity is fully utilized while ensuring safe operation. The Si9730 provides protection against overcharge, over-discharge, and short circuit conditions which are hazardous to the battery and the environment. Battery volta.

Features

D D D D D D Over-Charge Protection Over-Discharge Protection Short Circuit Current Limiting Battery Open-Circuit Center Tap Protection Cell Voltage Balancing Undervoltage Lockout D D D D D D Individual Cell Voltage Monitoring Low Operating Current (30 mA) and Shutdown Current (1 mA) Internal N-Channel MOSFET Driver High Noise Immunity Accurate ("1.19%) Over-Charge Voltage Detection Four Different Cell Types Covered DESCRIPTION The Si9730 monitors the charging and discharging of dual-cell lithium-ion battery packs (carbon or coke chemistry) ensuring that battery capacity is fully utilized whil.