MAX17031ETG+

Overview

The MAX17031ETG+ is a dual Quick-PWM step-down controller designed for efficient power regulation in portable applications. It integrates advanced switching and timing control to manage two independent output channels. The device operates with a supply voltage range of 6V to 24V and features a precision 1.2V reference. It includes a power-good output indicator and an inductor current monitor for enhanced system reliability. The component supports preset 5V and 3.3V outputs, ensuring stable performance across various load conditions.

Feature Summary

• Integrates dual Quick-PWM controllers for independent channel management
• Includes a precision 1.2V internal reference for accurate regulation
• Features power-good output indicator for system status monitoring
• Supports inductor current monitoring for protection and efficiency

Applications

• Notebook computers
• Ultra-mobile PCs
• Portable electronic devices requiring dual rail power supplies

Procurement Notes

Verify the exact suffix (ETG+) against the manufacturer's official datasheet to confirm package type and temperature range. Ensure compatibility with existing PCB footprints for the 24-TQFN package. Confirm that the required input voltage range aligns with the 6V to 24V specification before finalizing procurement decisions.

Selection Notes

Select this component when dual synchronous buck converters are needed in a compact form factor. It is suitable for designs requiring precise voltage regulation with minimal external components. Consider the operating temperature range of -40°C to 85°C for environmental suitability. Evaluate the need for integrated current monitoring versus external solutions based on board space constraints.

Part Context

This part belongs to the Maxim Integrated line of PMICs, specifically focusing on multi-phase or dual-channel DC-DC conversion solutions. It is engineered for high-efficiency power delivery in mobile computing platforms. The device represents a transition toward integrated power management stages to reduce overall system complexity and footprint in modern portable electronics.

Replacement Considerations

Check for direct pin-compatible alternatives within the same product family. Verify if newer revisions offer improved thermal performance or updated feature sets. Ensure any substitute maintains the same Quick-PWM architecture and voltage specifications.