MAX5969AETB+T

Overview

The MAX5969AETB+T is a Powered Device Interface Controller compliant with IEEE 802.3af/at standards, manufactured by Analog Devices Inc./Maxim Integrated. It integrates power management functions for PoE applications. The device operates within a supply voltage range of 4.75V to 5.25V and supports an operating temperature range from -40°C to +85°C. It utilizes a 16-TSSOP package with an exposed pad for thermal dissipation. Key electrical characteristics include a quiescent current of 1.5mA and a shutdown current of 1µA. The component features integrated protection mechanisms such as overvoltage, undervoltage lockout, and thermal shutdown.

Feature Summary

• Compliant with IEEE 802.3af/at Powered Device standards
• Integrated Power MOSFET for efficient power delivery
• Advanced protection against overvoltage, undervoltage, and thermal events

Applications

• Powered Device interface controllers in network infrastructure
• PoE-enabled end-point devices requiring standard compliance
• Industrial control systems utilizing IEEE 802.3at power standards

Procurement Notes

Verify the specific suffix 'T' indicates tape and reel packaging when ordering. Confirm RoHS compliance status through official manufacturer documentation prior to integration. Ensure the supplier provides valid traceability certificates. Cross-reference the full part number including the '+' symbol for lead-free specifications. Validate that the source document matches the exact MAX5969AETB+T designation to avoid functional mismatches.

Selection Notes

Select this component for designs requiring strict adherence to IEEE 802.3af/at protocols without external discrete MOSFETs. Consider the 16-TSSOP package constraints for PCB layout. Evaluate thermal performance requirements given the integrated power switch. Compare against non-integrated alternatives if higher current handling beyond standard PoE limits is necessary. Verify input voltage compatibility with the system's power bus.

Part Context

This component belongs to the MAX5969 family of Powered Device Interface Controllers. It serves as a specialized PMIC solution for network equipment. The series focuses on simplifying PoE implementation by combining control logic with power switching capabilities. It addresses the growing demand for reliable power delivery in compact electronic devices connected via Ethernet.

Replacement Considerations

Public confirmed substitute part numbers are not available in the provided data.