It’s barely larger than the battery itself ... we’ll never know. The circuit on this coin cell charger is built from an MCP73831, a nice single cell, lithium ion and lithium polymer charge ...

Lithium batteries have, nearly single-handedly, ushered in the era of the electric car, as well as battery energy storage of grid power and plenty of other technological advances not possible with ...

The circuit has internal under/over-voltage ... a complete constant current/constant voltage linear charger for single cell lithium-ion and lithium-polymer ... This USB/AC Li-Ion battery charger is ...