Microchip LI-ION Battery Charger

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

Battery Management, Microchip