MM3508C02NRH

Overview

The MM3508C02NRH is a secondary protection integrated circuit designed for lithium-ion and lithium-polymer battery packs containing two to four cells. Manufactured by Mitsumi Electric Company Ltd, this component provides essential safety functions within the power management domain. It operates within an ambient temperature range of -40°C to +110°C and belongs to the MM3508 series. The device is RoHS compliant and classified under ECCN EAR99. It serves as a critical safeguard against over-charge, over-discharge, and over-current conditions in multi-cell battery configurations.

Feature Summary

• Provides secondary protection for 2 to 4 cell Li-ion or Li-polymer battery packs
• Operates across a wide industrial temperature range from -40°C to +110°C
• RoHS compliant construction suitable for regulated electronics manufacturing

Applications

• Protection circuits for portable electronic devices using multi-cell battery packs
• Secondary protection stages in consumer electronics with lithium-based power sources
• Battery management systems requiring over-charge and over-discharge safeguards

Procurement Notes

Verify the specific package type and tape/reel specifications directly with the manufacturer or authorized distributors before ordering. Confirm that the MM3508C02NRH variant matches the required cell count configuration for your design. Ensure compliance with local import regulations regarding electronic components classified under EAR99. Cross-reference the datasheet version to confirm pinout compatibility with existing PCB layouts.

Selection Notes

Select this component when designing battery protection circuits for 2 to 4 cell lithium-ion or lithium-polymer configurations. It is suitable for applications requiring robust secondary protection features operating in extreme temperatures. Consider its integration into battery packs where space constraints and thermal performance are critical factors. Verify that the protection thresholds align with the specific chemistry and capacity of the target battery cells.

Part Context

The MM3508C02NRH is part of the MM3508 series from Mitsumi Electric Company Ltd, which focuses on secondary protection ICs for multi-cell battery applications. This series addresses the safety requirements for portable electronics powered by lithium-ion or lithium-polymer batteries. The component complements primary protection mechanisms by providing additional layers of defense against electrical faults, ensuring the reliability and safety of the overall battery system.

Replacement Considerations

Public confirmed substitute part numbers are not available in the provided documentation. Consult the manufacturer for potential alternatives if this specific part number is discontinued or unavailable. Ensure any replacement maintains compatibility with 2 to 4 cell Li-ion/Li-polymer battery architectures and meets the same thermal and regulatory standards.