XC6808B3C28R-G

Battery Chargers Overview

The XC6808B3C28R-G is a single-cell lithium-ion or lithium-polymer battery linear charger IC manufactured by Torex Semiconductor. It supports charging voltages of 4.20V, 4.35V, and 4.40V. The device operates with a supply voltage range of 4.5V to 6V and delivers a maximum output current of 40mA. It features a built-in thermistor detection function for battery temperature monitoring. The package is USP-6B07 (1.8x2mm), suitable for surface mount installation. Operating temperatures range from -40°C to +85°C.

Battery Chargers Feature Summary

• Integrated battery temperature detection using an external NTC thermistor
• Programmable constant current charging capability
• Built-in overcurrent, overtemperature, and reverse current protection

Battery Chargers Applications

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

Battery Chargers Procurement Notes

Verify the specific suffix codes against official Torex documentation to confirm the exact output voltage setting and package variant. Ensure compatibility with the target PCB footprint for the USP-6B07 package. Confirm thermal requirements for the application environment relative to the specified operating temperature range.

Battery Chargers Selection Notes

Select this component when a low-current linear charger with integrated thermal protection is required for single-cell Li-ion or Li-Po batteries. The fixed 40mA output current limits suitability for high-capacity cells. Verify that the system input voltage remains within the 4.5V to 6V operational window for proper regulation.

Battery Chargers 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 charging solutions with minimal external components. The specific model indicates a particular voltage configuration and package type within this family.

Battery Chargers Replacement Considerations

XC6808A3C28R-G

Battery Chargers FAQ

What is the purpose of the thermistor detection function?

It monitors the battery temperature via an external NTC thermistor to prevent charging if the temperature exceeds safe limits, enhancing battery safety.

Is the charging current adjustable?

Yes, the constant current charging level is programmable, allowing customization based on specific battery requirements.