MAX16021PTEV+T

Supervisors Overview

The MAX16021PTEV+T is a low-power supervisory circuit manufactured by Analog Devices Inc. under the Maxim Integrated brand. It operates within a supply voltage range of 1.53 V to 5.5 V and features a threshold voltage of 3.1 V with an overvoltage threshold of 3.19 V. The device provides a reset delay time of 215 ms and consumes only 1.2 uA of operating current. It supports manual reset, watchdog timer, and battery backup switch functions. The output type includes active high, active low, push-pull, open drain, or open collector options. Packaged in a TQFN-EP-16 (4x4 mm) surface-mount package, it is designed for power monitoring applications.

Supervisors Feature Summary

• Ultra-low power consumption suitable for battery-operated systems
• Integrated watchdog timer with timeout function
• Manual reset input capability for system control
• Battery backup switch support for seamless power transitions

Supervisors Applications

• Portable electronic devices requiring extended battery life
• Embedded systems needing reliable voltage supervision
• Industrial equipment with critical power monitoring requirements

Supervisors Procurement Notes

Verify the specific suffix 'PTEV' indicates the tape and reel packaging variant when ordering. Confirm RoHS compliance status through official Analog Devices documentation. Ensure the selected output configuration matches the target system logic levels. Check for any regional distribution restrictions prior to procurement.

Supervisors Selection Notes

Select this component when low quiescent current is critical for system efficiency. Consider the available output drive types to match interface requirements. Evaluate the thermal performance within the TQFN-EP-16 package for the intended application environment. Verify that the reset delay time meets the system's stability requirements during power-up sequences.

Supervisors Part Context

This part belongs to the MAX16021L series of supervisory circuits from Analog Devices. It is designed as a cost-effective solution for monitoring single voltage rails in compact designs. The series offers various output configurations and packages to suit different board space constraints.

Supervisors Replacement Considerations

Consult Analog Devices documentation for direct pin-compatible alternatives within the MAX16021 family. Verify functional equivalence regarding threshold voltages and reset delays before substitution.