The DS1818-20+ from Maxim Integrated is a robust processor supervisor designed to enhance the reliability and correct operation of microprocessor (µP) systems. By monitoring the power supply voltage, this component ensures that the µP and its peripherals are reset without fail when power is inadequate. The DS1818-20+ operates over a wide voltage range and is an essential component in applications requiring a high degree of system stability and minimal downtime.

Key Features

• Precision Monitoring: It can precisely monitor the 3.3V power supply with a threshold accuracy of ±4.5%, ensuring that the voltage is within the acceptable range for reliable processor operation.
• Programmable Reset Delay: The device features a programmable reset delay, which allows designers to set the appropriate amount of time the system needs to stabilize before normal operation can resume.
• Low Power Consumption: With its low power consumption, the DS1818-20+ is an ideal choice for power-sensitive applications, ensuring minimal impact on the overall energy efficiency of the system.
• Compact Package: Available in a space-saving SOT-223 package, it is well-suited for systems where board space is at a premium.
• Temperature Range: The device is operational over an industrial temperature range of -40°C to +85°C, making it versatile for use in a wide array of environments.

Applications

The DS1818-20+ is suitable for a multitude of applications, including:

• Computers and Servers
• Embedded Systems
• Portable/Battery-Powered Equipment
• Network and Telecommunications
• Industrial Controllers

With its combination of precision, flexibility, and reliability, the DS1818-20+ is an excellent choice for system designers looking to ensure the integrity of their microprocessor-based systems. Maxim Integrated's commitment to quality means that you can count on this processor supervisor to maintain system stability under a variety of conditions and in numerous application scenarios.