MAX6328UR28-T

Overview

The MAX6328UR28-T is a supervisory circuit manufactured by Analog Devices Inc./Maxim Integrated, designed for power supply support. It features an open-drain or open-collector output with active-low reset functionality. The device monitors a single input channel and includes a minimum reset timeout of 185 ms. It operates within a voltage range up to 5.5 V and has a threshold accuracy of 1.5%. The component is housed in a surface-mount SOT-23-3 package and supports operation from -40°C to +85°C.

Feature Summary

• Provides active-low reset signal via open-drain/open-collector output
• Monitors single voltage input channel with fixed threshold
• Ensures system stability through defined reset timeout duration

Applications

• Power supply supervision in embedded systems
• Voltage monitoring for microcontroller reset circuits
• Battery backup system supervision

Procurement Notes

Verify the exact part number suffix against official manufacturer documentation to confirm electrical characteristics such as threshold voltage and reset delay time. Ensure the ordering information matches the specific variant required for the application design. Cross-reference datasheet specifications for operating temperature range and package details before finalizing procurement orders.

Selection Notes

Select this component when a simple, low-power voltage supervisor is needed for a single-channel application. Consider the fixed threshold voltage and reset timeout requirements relative to the target system's power rail characteristics. Evaluate the SOT-23-3 package constraints and operating temperature range compatibility with the intended environment.

Part Context

This part belongs to the MAX6328U series of ultra-low-power reset circuits. It is designed for applications requiring minimal quiescent current and compact footprint. The series typically offers various threshold voltages and reset delays to accommodate different system requirements while maintaining high accuracy and reliability.

Replacement Considerations

MAX6328UR28+T