Product Overview: APX803L20-44SA-7 Voltage Supervisor IC

The APX803L20-44SA-7 is a highly precise voltage supervisor designed to monitor power supplies in digital systems. Manufactured by Diodes Incorporated, this microprocessor supervisory circuit ensures reliable operation and system integrity by providing a reset signal to the host processor when the monitored power supply voltage drops below a preset threshold. It is an essential component for a wide range of applications, including computers, embedded systems, and portable electronics where power supply stability is crucial.

Key Features

• Voltage Threshold: The APX803L20-44SA-7 has a fixed threshold voltage of 2.0V, which is ideal for low-voltage applications requiring tight voltage monitoring.
• Reset Timeout: It offers a minimum power-on reset pulse width of 240ms, ensuring the system has sufficient time to stabilize before normal operation resumes.
• Low Power Consumption: This device is designed for energy efficiency, with a typical quiescent current of just 10µA, making it suitable for battery-powered applications.
• High Accuracy: With a reset threshold accuracy of ±2%, the APX803L20-44SA-7 provides precise monitoring, which is critical for sensitive electronic systems.
• Operating Temperature: The device operates over a wide temperature range from -40°C to +85°C, ensuring reliability and performance under various environmental conditions.
• Package: It comes in a compact SOT-23 package, which is ideal for space-constrained applications.

Applications

The APX803L20-44SA-7 is versatile and can be used in numerous applications, including:

• Microprocessor, microcontroller, and DSP monitoring
• Portable and battery-powered equipment
• Intelligent instruments
• Medical devices
• Notebook computers
• Automotive systems

Reliability and Quality Assurance

Diodes Incorporated is known for its commitment to quality, and the APX803L20-44SA-7 is no exception. It is designed to meet the stringent requirements of industrial and consumer electronic products. With its precise voltage monitoring capabilities and robust design, this voltage supervisor IC is an excellent choice for ensuring the stability and reliability of your electronic systems.