LTC3550EDHC-1#PBF Dual Input USB/AC Adapter Li-Ion Battery Charger with 600mA Buck Converter; Package: DFN; No of Pins: 16; Temperature Range: -40°C to +125°C
LTC3552EDHC#PBF Standalone Linear Li-Ion Battery Charger and Dual Synchronous Buck Converter; Package: DFN; No of Pins: 16; Temperature Range: -40°C to +125°C