RT8231BGQW

Overview

The RT8231BGQW is a switching controller designed as a complete DDR memory power supply solution. It utilizes a buck topology and features two adjustable output channels. The device operates with a fixed switching frequency of 400 kHz and supports an output current capability of 1.5 A per channel. It functions within an ambient temperature range of -40°C to +85°C and is housed in a WQFN-20 surface-mount package.

Feature Summary

• Integrated complete controller architecture for DDR memory power stages
• Dual-channel synchronous buck configuration
• Supports adjustable output voltage settings

Applications

• DDR memory power supply systems
• Server platform power management
• Cloud computing infrastructure

Procurement Notes

Verify the specific suffix against official Richtek documentation to confirm pinout and thermal characteristics. Confirm moisture sensitivity levels and reflow soldering profiles prior to assembly. Ensure compatibility with target PCB layout requirements for the WQFN-20 package. Cross-reference datasheet revisions to validate electrical parameters.

Selection Notes

Select this component for applications requiring dedicated dual-output control for memory subsystems. Evaluate the 400 kHz switching frequency against electromagnetic interference constraints. Consider the 1.5 A output current rating relative to load demands. Verify that the WQFN-20 package fits within the available board space.

Part Context

This part belongs to the Richtek PMIC portfolio, specifically targeting high-reliability memory power solutions. It complements other controllers in the series by providing integrated drive capabilities for synchronous buck converters. The design supports modern server and cloud infrastructure requirements for stable memory operation.

Replacement Considerations

RT8231BN-A is listed as an alias for this component. Verify functional equivalence through official cross-reference documentation before substitution.