MAX6328UR25-T

Overview

The MAX6328UR25-T is a voltage supervisory circuit manufactured by Analog Devices Inc./Maxim Integrated. It operates within a supply voltage range of up to 5.5 V and features a threshold voltage of 2.5 V with an accuracy of 1.5%. The device provides one monitored input and delivers an active low, open drain output. It includes a reset delay time of 185 ms and consumes a typical operating supply current of 500 nA. The component supports overvoltage detection at 2.537 V and functions reliably across a temperature range from -40°C to +85°C.

Feature Summary

• Ultra-low-power consumption suitable for battery-operated systems
• Active low open-drain reset output for direct microcontroller interfacing
• High-accuracy voltage monitoring with specified threshold tolerance

Applications

• Portable electronic devices requiring extended battery life
• Microprocessor system power supervision
• Battery-powered instrumentation

Procurement Notes

Verify the exact suffix against official documentation, as standard listings often use '+T' or '+TR'. Confirm package type and manufacturer authenticity through authorized channels. Check RoHS compliance status and ensure the specific variant matches your design requirements before ordering.

Selection Notes

Select this component when low quiescent current is critical for system efficiency. Ensure the 2.5 V threshold aligns with the monitored rail voltage. Verify that the open-drain output configuration fits the target logic levels and pull-up requirements of the connected circuitry.

Part Context

This part belongs to the MAX6328U series of ultra-low-power reset circuits. It is designed for applications where power conservation is paramount. The series offers various threshold voltages and packages to accommodate different system architectures and space constraints.

Replacement Considerations

Consult official cross-reference tools for parametrically similar parts. Verify pin compatibility and electrical specifications before substituting.