MAX1879 Datasheet (Maxim) - Simple / Efficient / 1-Cell Li+ Pulse Charger

MAX1879, Simple / Efficient / 1-Cell Li+ Pulse Charger

The MAX1879 single-cell lithium-ion (Li+) battery charger utilizes an efficient pulse-charging architecture to minimize power dissipation in portable devices.

This architecture combines the efficiency of switch-mode chargers with the simplicity and low cost of linear chargers.

This simple device, in

MAX1879 Features

* include continuous voltage and temperature monitoring, a preset charger time-out, and an 8mA precharge current mode to charge near-dead cells. Automatic detection of input power removal shuts down the device, minimizing current drain from the battery. An overall system accuracy of 0.75% ensures that