RT9218PS

Overview

The RT9218PS is a dual-output power controller manufactured by Richtek Technology Corporation. It integrates one synchronous buck PWM DC-DC converter and one linear regulator controller within a single package. The device is designed to generate logic-supply voltages for PC-based systems. It operates with input voltage ranges supporting 5V and 12V applications, providing efficient power management through combined switching and linear regulation capabilities.

Feature Summary

• Integrates a synchronous buck PWM DC-DC controller and a linear regulator controller in a single component
• Designed for generating logic-supply voltages in PC-based systems
• Combines switching efficiency with linear regulation precision

Applications

• PC-based system logic supply generation
• Dual output power management for computing platforms
• Combined switching and linear voltage regulation circuits

Procurement Notes

Verify the specific suffix 'PS' indicates the 14-SOIC package variant when sourcing. Confirm RoHS compliance status as lead-free. Ensure the supplier provides the official Richtek datasheet for electrical parameter validation. Check for automotive or industrial qualification requirements if applicable to the end application.

Selection Notes

Select this component when a compact solution is required for dual-output logic supplies in PC systems. The combination of buck and linear controllers reduces component count compared to discrete solutions. Consider thermal performance and layout constraints associated with the SOIC package. Verify input voltage compatibility with the 5V/12V system architecture.

Part Context

Richtek Technology Corporation specializes in power management integrated circuits (PMICs). The RT9218 series addresses the need for efficient power conversion in computing applications. This part represents a specialized solution combining different regulation topologies to meet specific logic supply requirements in personal computer designs.

Replacement Considerations

No public confirmed substitute part numbers are available in the provided documentation. Consult Richtek's official cross-reference tools for potential alternatives.