RT9515GQW

Overview

The RT9515GQW is a single-cell lithium-ion battery charger IC manufactured by Richtek USA Inc. Designed for portable applications, it supports a battery pack voltage of 4.21V and operates within an ambient temperature range of -40°C to 85°C. The device utilizes a surface-mount 10-WDFN (3x3) package. It features constant-current and constant-voltage charging profiles with programmable current settings.

Feature Summary

• Supports constant-current and constant-voltage charging profiles
• Includes fault protection mechanisms such as over-temperature detection
• Utilizes a compact 10-WDFN surface-mount package

Applications

• Portable electronic devices
• Battery-powered equipment

Procurement Notes

Verify the specific suffix and package variant against the official Richtek datasheet to ensure compatibility with design requirements. Confirm RoHS compliance status and moisture sensitivity level prior to procurement. Cross-reference ordering information with authorized distributors to avoid counterfeit components.

Selection Notes

Select this component for single-cell lithium-ion charging applications requiring a small footprint. Ensure the design accommodates the 10-WDFN package dimensions and thermal dissipation needs. Verify that the required charging current falls within the programmable range specified in the technical documentation.

Part Context

This part belongs to the Richtek battery charger product line, targeting portable device power management. It serves as a dedicated solution for charging single-cell lithium-ion batteries in space-constrained designs. The manufacturer provides technical documentation detailing electrical characteristics and application circuits.

Replacement Considerations

Publicly confirmed substitute part numbers are not available in the provided source material. Consult the manufacturer's cross-reference guide or authorized distributor databases for verified alternatives.