The TS831-3I from STMicroelectronics is a precision micro-power voltage detector, designed to monitor power supplies in digital systems and provide a reset signal to microprocessors upon detection of voltage drops. This component ensures that your electronic devices maintain optimal functionality and reliability by supervising the power supply levels.

Key Features

• Detector Threshold: The TS831-3I has a fixed threshold voltage of 3.1V, which is particularly suitable for 3.3V-powered systems, ensuring that the device operates within safe voltage levels.
• Low Power Consumption: This voltage detector is designed for energy-sensitive applications with a typical supply current of only 1.5µA, making it an ideal choice for battery-operated devices.
• High Precision: It offers a high threshold accuracy of ±1.5%, which is crucial for systems that require consistent and precise voltage monitoring.
• Output Type: The open-drain output of the TS831-3I allows for easy interfacing with other logic levels and provides the flexibility to connect the output to a higher voltage rail if needed.
• Temperature Range: The device operates over an industrial temperature range of -40°C to +85°C, ensuring reliable performance under various environmental conditions.

Applications

The TS831-3I is versatile and can be used in a wide array of applications where voltage monitoring is critical. It is commonly found in:

• Microprocessor and microcontroller systems
• Battery-powered equipment
• Portable and handheld devices
• Power supplies
• Automotive electronics

In conclusion, the TS831-3I voltage detector from STMicroelectronics is a highly reliable and efficient solution for systems that require precise voltage supervision. Its low power consumption and high accuracy make it an excellent choice for a variety of electronic applications, especially where power efficiency is paramount.