MAX34446ETL+

Power Supply Controllers, Monitors Overview

The MAX34446ETL+ is a supervisory circuit and PMBus power-supply data logger manufactured by Analog Devices Inc./Maxim Integrated. It operates within a supply voltage range of 2.7 V to 5.5 V and consumes 3 mA of operating current. The device monitors four inputs with programmable threshold voltages and supports multiple output types including active high, active low, open drain, and push-pull configurations. It features an integrated watchdog timer and lacks manual reset or battery backup switching capabilities. The component is housed in a TQFN-40 package and functions reliably across an extended temperature range from -40°C to +105°C.

Power Supply Controllers, Monitors Feature Summary

• Integrates PMBus communication for power-supply data logging and system management
• Provides multi-output supervision with configurable active high, active low, open drain, and push-pull options
• Includes built-in watchdog timer functionality for system reliability

Power Supply Controllers, Monitors Applications

• PMBus power-supply data logging
• System voltage monitoring
• Power management IC supervision

Power Supply Controllers, Monitors Procurement Notes

Verify the specific suffix and RoHS compliance status directly with the manufacturer or authorized distributors before procurement. Confirm availability as distribution channels may indicate limited stock or regional restrictions. Ensure the ordering information matches the exact package type and thermal requirements for your design.

Power Supply Controllers, Monitors Selection Notes

Select this component when a supervisory circuit with integrated PMBus data logging capabilities is required. It is suitable for designs needing programmable thresholds and multiple output drive styles. Consider the TQFN-40 package constraints and the specified operating temperature range during PCB layout and thermal analysis.

Power Supply Controllers, Monitors Part Context

This part belongs to the MAX34446 series of supervisory circuits under the Analog Devices / Maxim Integrated portfolio. It falls under the broader category of PMIC and power management ICs, specifically designed for voltage monitoring and system health management applications requiring digital communication interfaces.

Power Supply Controllers, Monitors FAQ

Does the MAX34446ETL+ support manual reset?

No, the device does not include a manual reset feature.

What is the maximum supply voltage for this component?

The maximum supply voltage is 5.5 V.