Ricoh's Li-ion/polymer battery protection ICs and Li-ion/polymer battery second protection ICs have been released to the market since 1995, when the Li-ion rechargeable batteries became available. Ricoh has over 20 years of experience developing these products. These protection ICs protect batteries provide features like over-charge/discharge voltage, excess charge/discharge current and short circuit.
Ricoh has a wide product portfolio of 1-cell protection ICs for smartphones and tablets, 2-cell protection ICs for DSLR and portable DVD players, multi-cell protection ICs for electrical power tools and E-bike and second protection ICs for notebook PCs and electrical power tools.
Multi-Cell Li-ion Battery Protection ICs
These ICs have several advanced features such as Cell Balance Function, Cascade Connection and Breaking Wire Detection.
Li-ion Battery Second Protection ICs
These ICs support over-charge voltage protection only. These are suitable from 1-cell to 5-cell battery pack.