MAX5074AUP+

Overview

The MAX5074AUP+ is an IEEE 802.3af Power over Ethernet (PoE) controller IC designed for Powered Device (PD) applications. It operates with an input voltage range of 11V to 76V and provides a single output. The component utilizes a 20-TSSOP package and is classified as obsolete by the manufacturer.

Feature Summary

• Compliant with IEEE 802.3af standards for PoE Powered Devices
• Integrated controller architecture for isolated power supply designs

Applications

• IEEE 802.3af PD Power Supplies
• Isolated IP Phone Power Supplies
• High-Efficiency Telecom/Datacom Power Supplies

Procurement Notes

This component is listed as obsolete. Verify availability through authorized distributors or secondary markets. Confirm lot dates and authenticity due to end-of-life status. Ensure design-in compatibility with existing infrastructure before procurement.

Selection Notes

Select this part for legacy IEEE 802.3af compliant systems requiring a dedicated PD controller. Evaluate alternative active components if new designs are required, as this specific model is no longer in production. Check pinout compatibility with existing PCB layouts.

Part Context

Part of the Maxim Integrated PMIC portfolio focused on Power over Ethernet solutions. Designed specifically for powering network devices via Ethernet cabling while maintaining isolation and efficiency standards defined in the IEEE 802.3af specification.

Replacement Considerations

Public confirmed substitute part numbers: None identified.