The APX824-44W5G-7 is a highly precise microprocessor supervisory circuit designed by Diodes Incorporated to monitor the power supplies in digital systems. It ensures that the system's microprocessor is reset to a known state during power-up, power-down, or brown-out conditions. This supervisory circuit is an essential component for maintaining the reliability and robustness of electronic systems.

Key Features

• Precision Voltage Monitoring: The device features a fixed threshold voltage of 4.4V, which is ideal for monitoring 5V power supplies.
• Low Power Consumption: With its low supply current of 10µA (typical), the APX824-44W5G-7 is suitable for power-sensitive applications.
• Reset Timeout: It provides a minimum power-on reset pulse width of 140ms, ensuring that the system's microprocessor has sufficient time to initialize.
• Operating Temperature Range: The device can operate over a wide temperature range from -40°C to +85°C, making it versatile for various environmental conditions.
• Packaging: The APX824-44W5G-7 comes in a compact SOT-25 package, which is ideal for space-constrained applications.
• RoHS Compliant: It is compliant with RoHS standards, which restricts the use of certain hazardous substances in electronic equipment.

Applications

The APX824-44W5G-7 is designed for a broad range of applications, including:

• Computers and Servers
• Embedded Systems
• Portable/Battery-Powered Equipment
• Networking Hardware
• Industrial Systems

Product Benefits

The integration of the APX824-44W5G-7 into a system provides numerous benefits, such as enhanced system reliability through its reset function, which prevents incorrect operation during power fluctuations. Its low power consumption makes it an excellent choice for battery-operated devices. Additionally, the fixed voltage threshold eliminates the need for external components, simplifying the design and reducing the bill of materials.

For designers seeking a reliable power supply monitoring solution, the APX824-44W5G-7 from Diodes Incorporated offers a balance of precision, power efficiency, and versatility, making it a top choice for safeguarding digital systems.