MM1357 Datasheet (Mitsumi Electric) - Control of Lithium Ion Batteries

MM1357, Control of Lithium Ion Batteries

Pin no.

Pin name Input/output Function 1 OUT Output Output pin for charging control An external photocoupler is controlled for constant-current, constant-voltage charging control.

Amp inverting input pin for current control 2 CFB Input An external capacitor (approx.

0.1 µF) is connected betw

MM1357 Features

* enhanced functions for current switching and for overcharge detection and other kinds of protection. The control output is capable of driving a photocoupler LED. The charging current can be switched between high and low currents, and each can also be varied externally. Features 1. Charging voltage