MAX6327UR29-T

Overview

The MAX6327UR29-T is a processor supervisory circuit manufactured by Analog Devices Inc. (Maxim Integrated). It operates within a supply voltage range up to 5.5 V and features a fixed threshold voltage of 2.93 V. The device provides a single active-low, open-drain reset output with a typical delay time of 185 ms. Designed for surface-mount installation, it utilizes a compact SOT-23-3 package. The component functions reliably across an industrial temperature range from -40°C to +85°C, consuming a maximum power dissipation of 320 mW.

Feature Summary

• Ultra-low-power consumption suitable for battery-operated systems
• Compact three-pin SOT-23 or SC70 package design
• Fixed threshold voltage monitoring for precise supervision

Applications

• Portable electronic devices requiring low standby current
• Battery-powered instrumentation and sensors
• Embedded systems needing reliable power-on reset signals

Procurement Notes

Verify the obsolete status of this specific part number before procurement planning. Confirm availability through authorized distributors or secondary market suppliers such as Rochester Electronics. Ensure that any replacement components maintain identical pinout configurations and electrical specifications to guarantee system compatibility without redesign.

Selection Notes

Select this component when a fixed 2.93 V threshold is required for voltage monitoring applications. Consider the ultra-low quiescent current for energy-constrained designs. Evaluate the SOT-23-3 footprint constraints against available board space. Verify that the active-low open-drain output interface matches the receiving logic input requirements of the target microprocessor or system controller.

Part Context

This device belongs to the MAX6327/6328 family of ultra-low-power reset circuits. These components are designed to monitor voltage levels in portable electronics and embedded systems. The series offers various threshold options packaged in small form factors to minimize board area usage while providing essential power management protection functions.

Replacement Considerations

MAX6327UR29+T is listed as a parameter-equivalent alternative.