ON Semiconductor ASM811LEUS Voltage Supervisor

The ON Semiconductor ASM811LEUS is a high-quality voltage supervisor designed to maintain system integrity by monitoring the power supply voltage in digital systems. This component is essential for applications requiring high reliability and consistent operation, as it ensures that the system does not operate under conditions that could lead to unpredictable behavior.

Key Features

• Precision Voltage Monitoring: The ASM811LEUS offers precise monitoring of the power supply voltage, providing a reliable reset signal to the microprocessor during power-up, power-down, and brown-out conditions.
• Low Power Consumption: With its low power consumption, the device is ideal for power-sensitive applications, ensuring that the overall power usage of the system is kept to a minimum.
• Manual Reset Capability: The inclusion of a manual reset input allows for a system reset to be triggered with an external signal, providing additional control to the system operator.
• High Accuracy: The reset threshold voltage is highly accurate, ensuring that the device responds appropriately to changes in the power supply voltage.
• Wide Operating Temperature Range: The device is designed to operate over a broad temperature range, making it suitable for a variety of harsh environments.

Applications

The ASM811LEUS is versatile and can be used in a multitude of applications, including:

• Microprocessor/Microcontroller Systems
• Computers and Servers
• Portable/Battery-Powered Equipment
• Industrial Equipment
• Automotive Systems

Product Specifications

The ASM811LEUS is available in a compact SOT-23 package, making it suitable for space-constrained applications. It is designed to monitor a nominal threshold voltage of 4.63V, with a factory-set reset threshold voltage accuracy at ±2%. The device can handle an operating voltage range from 1.2V to 5.5V, providing flexibility in various power supply configurations.

In summary, the ON Semiconductor ASM811LEUS voltage supervisor is a robust and reliable component that provides critical monitoring and protection for electronic systems. Its precision, low power consumption, and wide temperature range make it an excellent choice for ensuring system stability and preventing data corruption due to power anomalies.