Maxim Integrated MAX811SEUS+TG51 Voltage Supervisor IC

The Maxim Integrated MAX811SEUS+TG51 is a compact, highly reliable voltage supervisor IC designed to monitor power supplies in microprocessor systems. It provides a precise, factory-trimmed V<sub>CC reset threshold and timing, making it an essential component for managing system integrity during power-up, operation, and power-down.

This voltage supervisor is part of the MAX811 series and comes in a small, surface-mount SOT-143 package. Its tiny footprint makes it an ideal choice for space-constrained applications, while its low power consumption ensures minimal impact on overall system efficiency.

Key Features

• Reset Threshold Accuracy: The MAX811SEUS+TG51 boasts a ±1.5% reset threshold accuracy over the entire temperature range, providing reliable monitoring to prevent system errors due to power supply variations.
• Power Supply Voltage Range: It supports a wide voltage range, typically from 1.2V to 5.5V, accommodating a variety of power supply configurations.
• Low Power Consumption: With a quiescent current of typically only 5µA, this device is highly energy-efficient, making it suitable for battery-powered and portable applications.
• Immune to Short V<sub>CC Transients: The MAX811SEUS+TG51 is designed to ignore brief power dips, ensuring that the reset output remains stable during short transients on the V<sub>CC line.
• Manual Reset Capability: An additional feature is the manual reset input, allowing for a system reset to be triggered manually when necessary.

Applications

The MAX811SEUS+TG51 is versatile and can be used in a variety of applications, including:

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

With its precision voltage monitoring and low power consumption, the Maxim Integrated MAX811SEUS+TG51 is an excellent choice for ensuring system stability and reliability in a wide range of electronic devices.