The MAX811LEUS-T is a compact, low-power microprocessor (µP) supervisory circuit designed by Maxim Integrated 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 in system monitoring applications.

Key Features

• Precision Monitoring: The device features a precision voltage monitor with a factory-set reset threshold voltage, ensuring accurate and consistent monitoring of the system voltage.
• Low Power Consumption: With its low quiescent current, the MAX811LEUS-T is ideal for battery-operated equipment, contributing to extended battery life and reduced power usage.
• Reset Signal: It provides a reset signal to the host microprocessor during power-up, power-down, and brownout conditions, ensuring the system starts in a known state.
• Manual Reset Capability: An additional feature of this device is the manual reset input, allowing for a system reset to be triggered with an external signal.
• Compact SOT143 Package: The device comes in a small, surface-mount SOT143 package, making it suitable for space-constrained applications.

Applications

The MAX811LEUS-T is versatile and can be used in a wide range of applications where voltage monitoring is critical. Common applications include:

• Computers and Controllers
• Portable/Battery-Powered Equipment
• Intelligent Instruments
• Critical µP Power Monitoring

Technical Specifications

Some of the technical specifications of the MAX811LEUS-T include:

• Factory-Set Reset Threshold Voltages
• Operating Temperature Range: -40°C to +85°C
• Reset Active Low Output
• Immunity to Short VCC Transients

With its combination of features, the MAX811LEUS-T from Maxim Integrated is a reliable and efficient solution for system voltage monitoring, providing peace of mind for designers and engineers in a variety of applications.