XC6808B4C48R-G

Overview

The XC6808B4C48R-G is a single-cell lithium-ion or lithium-polymer battery linear charger IC manufactured by Torex Semiconductor. It features an integrated charge current control circuit and operates with a supply voltage range of 4.5V to 6V. The device supports programmable charging currents up to 40mA and provides precise constant-voltage regulation at 4.20V, 4.35V, or 4.40V depending on the specific suffix variant. It includes battery temperature detection for safe charging management.

Feature Summary

• Integrates a charge current control circuit for efficient power management
• Supports battery temperature detection to ensure safe charging conditions
• Provides protection against overcurrent, overtemperature, and reverse current

Applications

• Single-cell lithium-ion battery charging in portable electronics
• Lithium-polymer battery management in compact devices
• Power management systems requiring thermal safety monitoring

Procurement Notes

Verify the exact output voltage setting (4.20V, 4.35V, or 4.40V) required for your application, as this is determined by the part number suffix. Confirm the package type matches your PCB layout requirements. Ensure the input voltage source stays within the specified 4.5V to 6V operating range to maintain proper functionality and avoid damage to the component.

Selection Notes

Select this component when designing circuits for single-cell Li-ion or Li-Po batteries that require linear charging solutions. Consider the maximum charge current capability and the specific voltage accuracy needed for the target battery chemistry. Evaluate the thermal performance constraints of the system, as linear chargers dissipate excess energy as heat during the charging process.

Part Context

This part belongs to the XC6808 series of battery chargers from Torex Semiconductor. The series is designed for applications requiring simple, cost-effective charging solutions with built-in safety features. The XC6808 family typically offers various voltage options and package configurations to suit different form factors and design requirements in mobile and consumer electronics.

Replacement Considerations

XC6808A3C28R-G

FAQ

What is the maximum charge current supported by the XC6808B4C48R-G?

The device supports a maximum charge current of 40mA.

Does the XC6808B4C48R-G include battery temperature monitoring?

Yes, it integrates a battery temperature detection function to monitor the battery's temperature during the charging process.