MAX34440ETLA1+

Power Supply Controllers, Monitors Overview

The MAX34440ETLA1+ is a six-channel power-supply manager featuring PMBus interface capabilities. It operates within a supply voltage range of 2.7 V to 5.5 V and draws 8 mA of working power current. The device monitors six inputs with programmable threshold voltages and offers active high, active low, open drain, and CMOS output types. It includes a watchdog timer and power-fail detection while maintaining 1% accuracy. Operating temperatures span from -40°C to +85°C in a TQFN-40 package.

Power Supply Controllers, Monitors Feature Summary

• Six-channel monitoring capability for comprehensive power-supply management
• PMBus interface support for digital configuration and control
• Integrated watchdog timer and power-fail detection mechanisms

Power Supply Controllers, Monitors Applications

• Multi-rail server power distribution systems
• Industrial equipment requiring precise voltage supervision
• Telecommunications infrastructure power management

Power Supply Controllers, Monitors Procurement Notes

Verify the specific suffix ETLA1 against official Analog Devices documentation to confirm pinout and electrical characteristics. Confirm RoHS compliance status through manufacturer datasheets. Ensure the TQFN-40 package matches your PCB footprint requirements before ordering.

Power Supply Controllers, Monitors Selection Notes

Select this component when six independent voltage rails require simultaneous supervision via a digital interface. The PMBus compatibility allows for system-level monitoring integration. Verify that the 5.5 V maximum supply voltage aligns with your system's primary power rail specifications.

Power Supply Controllers, Monitors Part Context

This part belongs to the Maxim Integrated MAX34440 series of supervisory circuits. It functions as a specialized power-supply manager designed for complex multi-voltage environments. The series provides robust monitoring solutions for critical infrastructure applications requiring high reliability.

Power Supply Controllers, Monitors Replacement Considerations

Consult official Analog Devices substitution guides for verified alternatives. Cross-reference pinouts and electrical parameters carefully.