VM7205 is a circuit designed specifically for high-precision linear lithium battery chargers. It is very suitable for those low-cost, portable chargers. It integrates high-precision precharging, constant current charging, constant voltage charging, battery status detection, temperature monitoring, charging termination low leakage, charging status indication, battery internal resistance compensation and other performances. It can be widely used in PDA, mobile phone, handheld devices and other fields.