
Switching Battery Charger Lead-Acid/Li-FePO4/Li-Ion/Li-Pol/NiCd/NiMH 20000mA 3V to 60V Automotive 28-Pin QFN EP T/R

28-Pin QFN EP Surface Mount Switching Battery Charger, 3V to 60V, 20A, -40C to 125C

LTC4012 - High Efficiency, Multi-Chemistry Battery Charger with PowerPath Control

LTC4215-1 and -3 - Hot Swap Controller with I2C Compatible Monitoring
LTC4331 - I2C Slave Device Extender Over Rugged Differential Link