EMC5040-Standalone Linear Li-Ion Charger with Thermal Regulation DataSheet 

Features
Programmable charge current up to 1.2A
No MOSFET, sense resistor or blocking diode required
Complete linear charger in TDFN-10 for single cell li-ion batteries
Thermal regulation maximizes charge rate without risk of overheating
Thermistor input for temperature qualified charging
Charges single cell Li-ion batteries directly from USB port.
Preset 4.2V charge voltage with ±1% accuracy
Automatic recharge
Charge status indicator
C/10 charge termination
Battery reverse leakage current less than 1uA

Applications
Wireless handsets
Hand-held instruments
Portable information appliances