The APX809S-31SA-7 is a highly reliable voltage monitoring device designed and manufactured by Diodes Incorporated, a leading company in the semiconductor market. This supervisor circuit is specifically engineered to ensure that systems operate within their voltage thresholds, providing a crucial safeguard against potential damage caused by unpredictable voltage fluctuations.

Key Features

• Precision Voltage Monitoring: The APX809S-31SA-7 maintains a tight 2.93V threshold, ensuring accurate monitoring and control of the system voltage.
• Low Power Consumption: With a quiescent current of just 10µA, this device is optimized for energy-sensitive applications, contributing to overall system power efficiency.
• Reset Output: The device provides a reset signal output, which is crucial for microcontroller-based systems, ensuring they reboot from a known state during a power failure or brown-out condition.
• Manual Reset: An additional feature includes a manual reset input, allowing for system resets to be initiated as needed for maintenance or troubleshooting.
• High Accuracy: The APX809S-31SA-7 offers high threshold accuracy (±1.5%) which is vital for reliable operation in precision applications.
• Wide Operating Temperature Range: Capable of functioning across a broad temperature range from -40°C to +85°C, this device is suitable for use in various environmental conditions.

Applications

The APX809S-31SA-7 is versatile and can be integrated into a wide array of applications. It is particularly useful in systems that require a high degree of voltage stability and accuracy, such as:

• Microprocessor & Microcontroller systems
• Portable/Battery-powered equipment
• Industrial control systems
• Computers and Communication systems
• Embedded systems

Package and Availability

The APX809S-31SA-7 is available in a compact SOT-23 package, which is ideal for space-constrained applications. Its industry-standard footprint ensures compatibility with a wide range of PCB designs. Diodes Incorporated provides this voltage supervisor in a standard reel of 3000 units, facilitating easy integration into mass production workflows.