Microchip LI-ION Battery Charger

MCP73833 Charge Manager Evaluation Kit. The MCP73833 Li-Ion Battery Charger Evaluation Board contains two circuits for evaluation of various device options. Charge Voltage: 4.20V Programmable Fast Charge Current up to 1000mA Preconditioning of deeply depleted cells: preconditioning threshold voltage: 3.0V Preconditioning Current: 10% of Programmed Fast Charge Current Automatic charge termination by minimum current in Constant Voltage Mode Automatic charge termination by safety time period: 6 hours Termination current: 7.5% of Programmed Fast Charge Current Automatic recharge: threshold voltage: 4.05V Cell temperature monitoring Charge current monitor for fuel gauging Thermal regulation Reverse discharge protection Evaluation in 3mm x 3mm, 10-Lead DFN package for higher power handling capability Simple stand-alone operation Powered from external bench supply or voltage regulated wall cube