The 234137-MM3220C02NRH is an Integrated Circuit (IC) for Power Management (PMIC) Battery Management manufactured by Mitsumi. It belongs to the MM3220 series and is designed to provide battery protection functionality. The IC offers fault protection against over current, over voltage, and short circuit conditions, ensuring the safe operation of the battery. It is specifically designed for lithium-ion/polymer battery chemistry and supports up to 2 cells. The 234137-MM3220C02NRH is surface mountable with a SOT-23-6 package, making it easy to integrate into electronic devices. It has a temperature range of -40°C to 85°C, allowing for operation in various environmental conditions. This IC is an active product in Mitsumi's MM3220 series, guaranteeing reliable performance and compatibility with other components in the series. With a standard package of 3,000 pieces, the 234137-MM3220C02NRH is suitable for both small-scale and large-scale production. Its ECCN classification is EAR99, indicating that it does not require an export license. The 234137-MM3220C02NRH is an essential component for power management applications that require battery protection and safety.