The CAT809REUR-T from ON Semiconductor is a high-performance microprocessor supervisory circuit designed to keep systems safe during power failures or unexpected voltage drops. This voltage supervisor is essential for applications requiring precise voltage monitoring to protect sensitive electronic components and ensure reliable operation.

Key Features

• Precision Monitoring: With its tight precision of ±1.5% at room temperature, the CAT809REUR-T offers accurate voltage threshold monitoring, ensuring devices operate within safe voltage levels.
• Low Power Consumption: The device is optimized for low-power operation, which is crucial for battery-operated and energy-efficient applications.
• Manual Reset Input: It includes a manual reset input that allows users to trigger a system reset, providing additional control and safety.
• Reset Timeout: The built-in reset timeout delay ensures that the system has sufficient time to stabilize before returning to normal operation after a reset event.

Applications

The CAT809REUR-T is suitable for a wide range of applications, including:

• Portable/Battery-Powered Devices
• Microprocessor/Microcontroller Systems
• Computers and Servers
• Embedded Systems
• Industrial Controllers

Product Specifications

Parameter Value Voltage Threshold Typical 2.93V Supply Voltage Range 1.0V to 5.5V Operating Temperature -40°C to +85°C Package / Case SOT-23-3

The CAT809REUR-T is available in a compact SOT-23-3 package, making it an excellent choice for space-constrained applications. It provides a reliable solution for system monitoring with its robust feature set and ON Semiconductor's commitment to quality.