Description
M62253BGP is a charge control IC dedicated to Lithium-ion batteries. Constant current/voltage charging suitable for Li-Ion batteries are available by utilizing on-chip current/voltage control circuits.
It also includes charge inhibit function for over discharged battery and charge control function detecting battery temperature, allowing for easy configuration of Li-Ion battery charging circuit.

Features
• Available for 4.2 V battery
• High precision reference voltage 4.2 V ± 30 mV
• Constant current and constant voltage charging
• Charge completion detection voltage settable by external resistors
• Charging inhibit and protection function for over discharged battery
• Charging inhibit and protection function for both high and low temperature battery
• Dual LED indications monitoring charging status
• Recharging function (LED2 remains turned on after recharging)
• Delay circuit to prevent erroneous detection

Applications
   Li-Ion battery charger for hand-held instruments such as cellular phones and notebook computers