RT8497BGS

Overview

The RT8497BGS is an AC-DC offline switcher IC designed for LED driver applications. It utilizes a step-down (buck) topology and integrates internal power switches to simplify circuit design. The device supports dimming functionality and provides an output current capacity of 1.4A. It is housed in an 8-SOP package, offering a compact solution for offline power conversion tasks in lighting systems.

Feature Summary

• Integrates internal power switches for simplified hardware implementation
• Supports dimming control capabilities for lighting adjustment
• Designed specifically for AC-DC offline switching applications

Applications

• LED lighting systems
• Offline power supply circuits
• AC-DC conversion modules

Procurement Notes

Verify the exact part number suffix against official Richtek documentation to confirm pinout and electrical specifications. Confirm product status as obsolete or active through authorized distributors before procurement. Ensure compatibility with existing board layouts due to the 8-SOP package dimensions.

Selection Notes

Select this component for applications requiring integrated buck conversion without external high-voltage MOSFETs. Consider the 1.4A output limit when designing load requirements. Verify thermal management needs for the SOP package in enclosed environments.

Part Context

This component belongs to the family of AC-DC offline switchers manufactured by Richtek USA Inc. It serves as a specialized integrated circuit for converting alternating current to direct current in standalone lighting fixtures. The integration of internal switches distinguishes it from discrete solutions.

Replacement Considerations

Public confirmed substitute part numbers are not available in the provided source material.