ISL9211AIRU68XZ-T

Battery Management Overview

The ISL9211AIRU68XZ-T is a dual-channel battery management integrated circuit manufactured by Renesas Electronics Corporation. Designed for lithium-ion battery packs, this device provides comprehensive monitoring and protection functions across two independent channels. It integrates high-precision voltage and current sensing capabilities to ensure accurate state-of-charge estimation and cell balancing. The component operates within an ambient temperature range of -40°C to +85°C and utilizes an 8-µTDFN package with exposed pad for efficient thermal dissipation.

Battery Management Feature Summary

• Dual-channel architecture enabling simultaneous monitoring and protection for two separate battery cells or modules.
• Integrated fault protection mechanisms including over-current and over-voltage detection to safeguard battery integrity.
• High-precision analog front-end designed for accurate voltage measurement and current sensing in lithium-ion applications.

Battery Management Applications

• Portable electronic devices requiring dual-cell lithium-ion battery management
• Power tool battery packs with dual-module configurations
• Medical equipment utilizing protected lithium-ion power sources

Battery Management Procurement Notes

Verify the specific suffix '68XZ' against official Renesas documentation to confirm exact tape-and-reel specifications and marking codes. Confirm RoHS compliance status as historical data may vary. Ensure the supplier provides valid traceability documents for this discontinued or legacy part number before finalizing procurement.

Battery Management Selection Notes

Select this component when dual-channel isolation is required within a single IC footprint. Evaluate the 8-µTDFN package constraints against PCB thermal design requirements. Compare available alternatives from the ISL9211 family if different pinouts or additional features such as communication interfaces are needed for the specific system architecture.

Battery Management Part Context

This part belongs to the ISL9211 series of dual-channel battery management ICs originally developed by Intersil and later acquired by Renesas. The series is characterized by its integration of protection logic and sensing amplifiers into a compact form factor, targeting applications where space efficiency and multi-cell safety are critical design parameters.

Battery Management Replacement Considerations

Check for direct cross-reference part numbers within the ISL9211 family that share identical pinouts and electrical characteristics. Verify functional compatibility regarding fault response times and threshold settings before substituting with other dual-channel battery monitors.

Battery Management FAQ

What is the operating temperature range for the ISL9211AIRU68XZ-T?

The device is rated for an ambient operating temperature range of -40°C to +85°C.

Does this IC support communication interfaces?

Based on standard datasheet specifications for the ISL9211 series, this component primarily focuses on analog monitoring and protection without dedicated digital communication interfaces like SMBus or I2C.