MAX34451ETNA4+

Power Supply Controllers, Monitors Overview

The MAX34451ETNA4+ is a system management microcontroller from Analog Devices, designed for power-supply monitoring and sequencing. It features a 56-WFQFN package with an exposed pad and operates within a supply voltage range of 3 V to 3.6 V. The device monitors up to twelve input channels and includes an integrated watchdog timer. It functions reliably across an operating temperature range of -40°C to +85°C (TA) and draws a typical supply current of 12 mA.

Power Supply Controllers, Monitors Feature Summary

• Monitors multiple voltage rails or currents for system health
• Integrates a watchdog timer for fault recovery
• Supports controlled power sequencing operations

Power Supply Controllers, Monitors Applications

• Power supply system management
• Voltage rail monitoring in industrial equipment
• System control in embedded platforms

Power Supply Controllers, Monitors Procurement Notes

Verify the specific suffix ETNA4 against official datasheets to confirm pinout and electrical characteristics. Confirm RoHS compliance status through manufacturer documentation. Ensure the 56-WFQFN package dimensions match your PCB footprint requirements before ordering.

Power Supply Controllers, Monitors Selection Notes

Select this component when precise multi-rail monitoring and sequencing are required. Evaluate the 12-channel capacity against system design needs. Consider the surface-mount TQFN-EP-56 package for space-constrained layouts requiring thermal dissipation capabilities.

Power Supply Controllers, Monitors Part Context

This part belongs to the MAX34451 series of supervisory circuits manufactured by Analog Devices following their acquisition of Maxim Integrated. These devices are categorized under PMIC and System Management Microcontrollers, focusing on robust power management solutions for complex electronic systems.

Power Supply Controllers, Monitors Replacement Considerations

Consult official substitution guides for compatible parts within the MAX34451 family. Verify functional equivalence regarding channel count and package type before replacing.