XC6808B3E48R-G

Overview

The XC6808B3E48R-G is a single-cell lithium-ion/polymer battery linear charger IC from Torex Semiconductor. It features an integrated USB interface for direct connection to host systems. The device supports programmable constant-current charging with a maximum current of 40mA and offers selectable charge termination voltages of 4.20V, 4.35V, or 4.40V. It includes battery temperature detection for safe charging operations. The IC operates within a supply voltage range up to 6V and functions across a temperature range of -40°C to 85°C.

Feature Summary

• Integrates a USB interface for simplified system connectivity
• Provides battery temperature detection to ensure safe charging conditions
• Supports selectable charge termination voltages for various cell chemistries

Applications

• Single-cell lithium-ion battery charging in portable electronics
• Power management for devices connected via USB hosts
• Temperature-sensitive battery protection applications

Procurement Notes

Verify the specific package type and marking code against the official datasheet before procurement. Confirm that the selected termination voltage variant matches the target battery specifications. Ensure compatibility with the intended USB host interface requirements. Check for any specific ordering suffixes that may affect electrical parameters or packaging.

Selection Notes

Select this component when a compact solution for single-cell Li-ion charging via USB is required. Consider the 40mA maximum current limit for low-power applications. Evaluate the available termination voltage options (4.20V, 4.35V, 4.40V) against the specific battery requirements. Ensure the operating temperature range meets the environmental conditions of the final application.

Part Context

This part belongs to the XC6808 series of single-cell linear chargers from Torex Semiconductor. The series is designed for applications requiring simple, cost-effective charging solutions with integrated safety features. Other variants in the series may differ in maximum charging current, package type, or specific termination voltage options.

FAQ

What are the available charge termination voltages for this IC?

The XC6808B3E48R-G supports selectable charge termination voltages of 4.20V, 4.35V, and 4.40V.

Does this IC support battery temperature monitoring?

Yes, the IC includes integrated battery temperature detection functionality to monitor the battery temperature during the charging process.