The MAX6328UR28+T from Maxim Integrated is a precision, low-power microprocessor (µP) supervisory circuit designed to monitor power supplies in µP and digital systems. It provides excellent circuit reliability and low cost by eliminating external components and adjustments when used with 2.8V powered circuits.

Key Features

• Voltage Monitoring: This device keeps a close watch on the system voltage, providing a reset output during power-up, power-down, and brownout conditions. The reset output remains operational with VCC as low as 1.2V.
• Reset Timeout: The MAX6328UR28+T offers a preset reset timeout delay of 140ms, ensuring proper system reset without the need for external capacitors or resistors.
• Low Power Consumption: Designed for power-sensitive applications, this IC consumes a low quiescent current of only 1.2µA, which is ideal for battery-operated equipment.
• High Accuracy: It features a ±2% reset threshold accuracy over the entire temperature range, providing reliable monitoring to prevent system errors.
• Temperature Range: The device operates over an extended temperature range of -40°C to +85°C, suitable for industrial applications.
• Compact Package: The MAX6328UR28+T is available in a small SOT23 package, allowing for high-density PCB layouts.

Applications

The versatility of the MAX6328UR28+T makes it an excellent choice for a variety of applications, including:

• Portable/Battery-Powered Devices
• Computers and Controllers
• Embedded Systems
• Data Storage Equipment
• Telecommunications
• Industrial Equipment

Product Summary

The Maxim Integrated MAX6328UR28+T voltage supervisor IC is an essential component for systems that require precise voltage monitoring to ensure stable operation. With its low power consumption, high accuracy, and compact form factor, this device is a robust solution for maintaining system integrity across a wide range of applications.