MM3860AF4RR4

Battery Management Overview

The MM3860AF4RR4 is a battery protection integrated circuit designed for single-cell lithium-ion or lithium-polymer batteries. It provides comprehensive fault protection including over-current and over-voltage detection. The device features two-step discharge overcurrent detection to ensure appropriate system protection across normal discharge and large current states. Packaged in a 6-UFDFN Exposed Pad, it supports tape and reel delivery for automated assembly.

Battery Management Feature Summary

• Integrated protection for single-cell lithium-ion and lithium-polymer battery chemistries
• Two-step discharge overcurrent detection mechanism for enhanced safety
• Comprehensive fault protection against over-current and over-voltage conditions

Battery Management Applications

• Single-cell lithium-ion battery pack protection
• Lithium-polymer battery management systems
• Portable electronic devices requiring cell-level protection

Battery Management Procurement Notes

Verify the specific suffix AF4RR4 matches the required package type and tape/reel configuration. Confirm compatibility with the target battery chemistry and voltage thresholds. Ensure the supplier provides official documentation from Mitsumi Electric Company Ltd to validate authenticity and technical specifications.

Battery Management Selection Notes

Select this component for applications requiring dedicated single-cell protection with multi-stage overcurrent handling. Consider the 6-UFDFN Exposed Pad package for space-constrained designs. Evaluate the two-step detection feature against system requirements for managing both normal and high-current discharge scenarios effectively.

Battery Management Part Context

The MM3860 series belongs to Mitsumi Electric Company Ltd's portfolio of battery management solutions. This specific model focuses on protecting individual cells within portable electronics. It complements other series like the MM3855 by offering specialized two-step overcurrent detection capabilities tailored for modern lithium-based power sources.

Battery Management Replacement Considerations

Cross-reference with the MM3855AJ1RRE for alternative protection options. Verify pinout compatibility and electrical characteristics before substitution. Consult official datasheets to ensure functional equivalence in overcurrent and overvoltage protection thresholds.