MM3220U01NRH

Overview

The MM3220U01NRH is a battery protection integrated circuit designed for lithium-ion and lithium-polymer battery systems. It supports two-cell configurations and is housed in an SOT-26A package. The device provides essential protection functions including overcurrent, overvoltage, and short-circuit safeguards. It operates within a temperature range of -40°C to 85°C and utilizes surface mount installation.

Feature Summary

• Provides comprehensive protection against overcurrent, overvoltage, and short circuits for lithium-based batteries
• Designed specifically for two-cell battery management applications
• Operates reliably across a wide industrial temperature range

Applications

• Lithium-ion battery pack protection
• Lithium-polymer battery management systems
• Portable electronic devices requiring dual-cell power sources

Procurement Notes

Verify the specific datasheet version from Mitsumi Electric Company Ltd to confirm pinout compatibility and electrical characteristics. Ensure the SOT-26A package matches your PCB footprint requirements. Cross-reference the part number with official manufacturer documentation to validate the two-cell configuration support and operating temperature specifications before integration.

Selection Notes

Select this component when designing protection circuits for dual-cell lithium-ion or lithium-polymer batteries. Consider the SOT-26A package size constraints and the required operating temperature range of -40°C to 85°C. Ensure the application demands overcurrent, overvoltage, and short-circuit protection features provided by this specific IC.

Part Context

The MM3220U01NRH belongs to the MM3220 series of battery protection ICs manufactured by Mitsumi Electric Company Ltd. This series focuses on safeguarding lithium-based battery cells in portable electronics. The U01 variant specifically addresses two-cell configurations, distinguishing it from single-cell counterparts within the same product family.

Replacement Considerations

Public confirmed substitute part numbers are not available in the provided documentation. Verify compatibility with alternative components by comparing pinouts, voltage ratings, and protection thresholds directly with the manufacturer's specifications.