Li-ion/Li-Polymer Battery Charger

The ISL6298 is an integrated single-cell Li-ion or Li-polymer battery charger optimized for low current applications. The targeted applications include mini-disk (MD) players, Blue Tooth headsets, or other applications that use low-capacity battery cells.

Features

• Complete Charger for Single-Cell Li-ion Batteries

• Integrated Pass Element and Current Sensor

• No External Blocking Diode Required

• 1 Voltage Accuracy

• Programmable Current Limit up to 450mA

• Programmable End-of-Charge Current

• Preconditioning with 20 Fast Charge Current

• 10 Accuracy at 250mA

• Charge Current Thermal Foldback

• NTC Thermistor Interface for Battery Temperature Monitor

• User Programmable Safety Timer

• Ambient Temperature Range: -20°C to 70°C

• Thermally-Enhanced QFN Packages

• Pb-Free Plus Anneal Available (RoHS Compliant)

Applications

• MD Players, Blue-Tooth Headsets and MP3 Players

• Portable Instruments

• PDAs, Cell Phones and Smart Phones

• Stand-Alone Chargers