MAX8539EEI+

Overview

The MAX8539EEI+ is a dual-synchronous buck controller designed for DDR and combiner power supplies. It operates from an input voltage range of 4.5V to 23V, with adjustable output voltages between 0.8V and 3.6V. The device provides two independent outputs capable of delivering up to 30A. It functions within an operating temperature range of -40°C to +85°C and is housed in a 28-SSOP package.

Feature Summary

• Dual synchronous buck architecture for combined power management
• Wide input voltage capability supporting various supply rails
• Adjustable output voltage range for flexible system design

Applications

• DDR memory power supplies
• Combiner power supplies
• System controller applications

Procurement Notes

Verify current product status as listings indicate potential obsolescence or limited availability. Confirm the specific suffix 'EEI+' matches the required package and temperature grade. Check manufacturer documentation for end-of-life notices or recommended alternative part numbers before finalizing procurement plans.

Selection Notes

Select this component when designing systems requiring dual synchronous buck control for DDR or combiner applications. Ensure the input voltage range of 4.5V to 23V aligns with the system supply. Verify that the 28-SSOP package fits the PCB layout constraints and that the thermal requirements are met for the -40°C to +85°C operating range.

Part Context

This part belongs to the MAX8537/MAX8539 family of controllers. These devices provide integrated solutions for managing power in high-performance digital systems. The family focuses on efficiency and stability for memory and logic power rails, utilizing synchronous rectification to minimize losses.

Replacement Considerations

Publicly confirmed substitute part numbers are not available in the provided data. Consult Analog Devices official documentation for cross-reference information or recommended upgrades if this part is obsolete.