Safe and reliable protection with SII Semiconductor Corporation lithium-ion rechargeable battery protection ICs
Lithium-ion rechargeable battery protection ICs from SII Semiconductor Corporation provide powerful support for battery pack developers.
Right circuit construction
SII Semiconductor Corporation offers a lineup of more than 600 lithium-ion rechargeable battery protection ICs covering a wide range of cell counts, applications, and detection voltage values. Whatever your development needs, SII Semiconductor Corporation has the right product for you.
Safe and reliable protection
20 years in the industry
SII Semiconductor Corporation has been developing and producing lithium-ion rechargeable battery protection ICs since 1993. Due to its 20-year track record of safety-focused design, advanced manufacturing technologies and exemplary quality management, SII Semiconductor Corporation can provide products that offer top-class safety and reliability.
Improved battery performance
High accuracy, low power
SII Semiconductor Corporation uses a high-withstand voltage CMOS process to produce ICs that are extremely accurate and low power consumption.
Small, thin and light
SII Semiconductor Corporation’s compact lithium-ion rechargeable battery protection ICs save precious space, meeting the needs of developers creating small, thin and lightweight battery packs.
Packages (Unit: mm)
SII Semiconductor Corporation’s lithium-ion rechargeable battery protection ICs provide multi-cell support through cascade connections.
SII Semiconductor Corporation’s lithium-ion rechargeable battery protection ICs can be used in the electronic device that uses a lithium-ion rechargeable battery pack.
3. Example IC combinations
4. Example circuits
Example of protection circuit for 10-cell with secondary protection
Example of protection circuit for multi-cell with cell balancing function
Remark The connection examples shown in this pamphlet do not guarantee proper operation. Perform through evaluation using the actual application before use.