The APX809S-44SA-7 is a sophisticated microprocessor supervisory circuit designed by Diodes Incorporated to enhance system reliability and robustness. This compact component is essential for monitoring the power supply voltage in digital systems and ensuring proper operation during power-up, power-down, and brown-out conditions.

Key Features

• Precision Monitoring: With a preset threshold voltage of 4.4V, the APX809S-44SA-7 offers precise monitoring suitable for 5V systems.
• Reset Output: The device provides an active-low reset output, which remains asserted until the system voltage reaches a stable condition, ensuring a proper system reset.
• Low Power Consumption: This supervisory circuit is designed for low power consumption, making it ideal for power-sensitive applications.
• Temperature Range: It operates over a wide temperature range, from -40°C to +85°C, allowing for use in diverse environmental conditions.
• Package Type: The APX809S-44SA-7 is available in a space-saving SOT-23 package, which is suitable for high-density PCB layouts.

Applications

The APX809S-44SA-7 is versatile and can be used across various applications where reliable voltage monitoring is crucial. It is commonly employed in:

• Microprocessor / Microcontroller systems
• Computers and laptops
• Portable / Battery-powered equipment
• Data storage systems
• Medical devices

Product Specifications

With its robust feature set and Diodes Incorporated's commitment to quality, the APX809S-44SA-7 is an excellent choice for system designers seeking to enhance the reliability of their power supply monitoring circuits.