XC6808B3D48R-G

Overview

The XC6808B3D48R-G is a single-cell lithium-ion/polymer battery linear charger IC manufactured by Torex Semiconductor. It supports charging voltages of 4.20V, 4.35V, and 4.40V. The device features programmable constant current charging up to 40mA and includes battery temperature detection for safety. It operates with a maximum supply voltage of 6V and functions within a temperature range of -40°C to 85°C. The component utilizes a 6-USP-B07 (1.8x2) surface mount package.

Feature Summary

• Integrates battery temperature detection circuitry to monitor cell thermal conditions during the charging process.
• Provides programmable constant current charging capability for single-cell lithium-based batteries.
• Includes built-in fault protection mechanisms such as overcurrent, overtemperature, and reverse current safeguards.

Applications

• Single-cell lithium-ion battery charging in portable electronic devices
• Lithium-polymer battery management in compact consumer electronics
• USB-powered battery charging systems requiring thermal monitoring

Procurement Notes

Verify the specific suffix code against the official datasheet to confirm the exact output voltage setting (4.20V, 4.35V, or 4.40V). Ensure the package type matches the 6-USP-B07 specification. Confirm RoHS compliance status through the manufacturer's documentation before integration into production designs.

Selection Notes

Select this component when designing circuits for single-cell Li-ion or Li-polymer batteries requiring integrated thermal protection. The 40mA current limit suits low-power applications. Verify that the system input voltage does not exceed the 6V maximum rating. Consider the small footprint of the USP package for space-constrained layouts.

Part Context

This part belongs to the XC6808 series of linear chargers from Torex Semiconductor. The series is designed for single-cell lithium batteries with integrated safety features. Variants within the series differ primarily in output voltage settings and package options, sharing common core functionalities like temperature detection and fault protection.

FAQ

What is the maximum operating supply voltage for the XC6808B3D48R-G?

The maximum supply voltage is 6V.

Does this IC support reverse current protection?

Yes, the device includes reverse current protection to prevent battery discharge when the input power is removed.