XC6808B4E28R-G

Overview

The XC6808B4E28R-G is a single-cell lithium-ion/polymer linear battery charger IC from the Torex XC680x series. It features a maximum charging current of 40mA and supports a battery pack voltage of 4.2V. The device operates with a supply voltage up to 6V and includes USB interface connectivity. Integrated fault protection mechanisms address overcurrent, overtemperature, and reverse current conditions. The component is designed for surface-mount installation in a 6-XDFN package with a bare pad, specifically identified as 6-USP-B07 (1.8x2). It functions within an operating temperature range of -40°C to 85°C.

Feature Summary

• Integrates comprehensive fault protection against overcurrent, overtemperature, and reverse current scenarios.

Applications

• Single-cell lithium-ion battery charging
• Single-cell lithium-polymer battery charging

Procurement Notes

Verify the specific suffix codes on the datasheet to confirm that the selected variant matches the required electrical parameters and pin configuration. Ensure the ordering information aligns with the manufacturer's official documentation to avoid discrepancies in functional specifications or package type. Cross-reference the part number with authorized distributor catalogs to confirm availability and authenticity before finalizing procurement decisions.

Selection Notes

Select this component when designing circuits requiring low-current charging profiles for single-cell Li-ion or Li-Po batteries. The 40mA maximum current rating suits applications where power consumption is critical. Consider the 6-USP-B07 package dimensions for PCB layout constraints. Verify compatibility with the system's USB interface requirements and ensure the operating temperature range meets the environmental demands of the target application.

Part Context

This part belongs to the XC680x series of battery chargers manufactured by Torex Semiconductor Ltd. The series offers various configurations for single-cell battery management. The XC6808 model specifically targets lower current applications compared to higher-current variants in the same family, providing a specialized solution for compact portable devices with modest power requirements.

Replacement Considerations

XC6808A3C28R-G, XC6808A4C38R-G, XC6808A4C48R-G