The APX811-46UG-7 from Diodes Incorporated is a highly reliable, precision microprocessor (μP) supervisory circuit tailored to manage power supplies and maintain system integrity during power failures or unintended power disruptions. This component is ideal for a wide range of digital systems, which include personal computers, controllers, and intelligent instruments, where it ensures that the μP and its peripherals are reset properly during power up, power down, or brown-out conditions.

Key Features

• Reset Threshold Voltage: The device features a preset factory voltage threshold of 4.6V, which is crucial for systems requiring a specific voltage level to ensure proper operation.
• Low Supply Current: With its low supply current draw of only 10 μA, the APX811-46UG-7 is optimized for battery-powered and portable applications, contributing to extended battery life and reduced power consumption.
• Manual Reset Input: An additional manual reset input allows for a system reset to be triggered with an external switch or logic signal, offering flexibility and control for system diagnostics or troubleshooting.
• Reset Timeout: The device guarantees a minimum power-on reset pulse width of 140 ms, providing ample time for the system to stabilize upon startup or during a manual reset.

Package and Availability

The APX811-46UG-7 comes in a small, space-saving SOT-143 package, making it an excellent choice for space-constrained applications. This package is not only compact but also offers a robust design for industrial-grade reliability.

Applications

Its application areas are diverse, ranging from consumer electronics to automotive systems, including but not limited to:

• Computers and Servers
• Embedded Systems
• Portable Devices
• Intelligent Instruments
• Automotive Electronics

With its precision voltage monitoring and versatile features, the APX811-46UG-7 from Diodes Incorporated is a quintessential component for maintaining system reliability and performance across various electronic applications.