MAX8550ETI+

Overview

The MAX8550ETI+ is a dual-output DC-DC converter IC designed for stable power rails in portable and industrial applications. It features two independent output channels with voltage ranges of 1.8V, 2.5V, and 0.7V to 5.5V. The device operates within an ambient temperature range of -40°C to +85°C and utilizes a surface-mount package.

Feature Summary

• Dual-output architecture providing independent regulated voltage rails
• Integrated precision reference for accurate voltage regulation
• Power-good indicator for system status monitoring
• Inductor current monitor capability for protection

Applications

• Desktop computer power supplies
• Notebook computer power systems
• Graphic card power delivery

Procurement Notes

Verify the specific suffix against official Analog Devices documentation to confirm pinout and electrical characteristics. Ensure the component matches the required thermal performance for the intended enclosure. Cross-reference the manufacturer part number with authorized distributor catalogs to avoid counterfeit components.

Selection Notes

Select this component when dual isolated or non-isolated outputs are required from a single input source. Consider the maximum load current requirements for each channel relative to the inductor selection. Evaluate the operating temperature range to ensure compliance with the specified -40°C to +85°C limit for the target environment.

Part Context

This device belongs to the Maxim Integrated family of integrated DDR power-supply solutions. It is engineered for high-efficiency conversion in space-constrained designs. The technology supports complex power sequencing requirements typical in modern computing platforms.

Replacement Considerations

Public confirmed substitute part numbers: MAX8550ETI.