The TS831-4I is a quintessential micro-power voltage detector designed and manufactured by STMicroelectronics, a leader in the semiconductor industry. This device is engineered to provide precision monitoring of supply voltages in electronic systems, ensuring reliable operation and protection against undervoltage conditions.

Key Features

• High Accuracy: The TS831-4I offers a threshold accuracy of ±1.5% at 25°C, which remains stable over a wide temperature range, making it ideal for critical applications where precise voltage monitoring is necessary.
• Low Power Consumption: With a typical supply current of only 1.5 µA, this voltage detector is optimized for battery-powered and portable devices where power efficiency is paramount.
• Wide Operating Voltage Range: It operates over a broad voltage range from 1.2V to 12V, accommodating a variety of power supply configurations.
• Open Drain Output: The device features an open drain output, which allows for easy interfacing with other logic levels and provides flexibility in designing reset circuits.
• Temperature Range: The TS831-4I is operational over an industrial temperature range from -40°C to +85°C, ensuring consistent performance under extreme conditions.
• Small Package Size: Available in a small SOT23-5 package, it is suitable for space-constrained applications.

Applications

The TS831-4I is versatile and can be used across a wide array of applications, including:

• Microprocessor and microcontroller reset circuits
• Portable and battery-powered equipment
• Power supply monitoring
• System battery level detection
• Memory hold-up circuits
• Industrial equipment

Conclusion

The STMicroelectronics TS831-4I voltage detector is an indispensable component for any design requiring accurate voltage monitoring and low power consumption. Its robust feature set ensures reliable operation across a spectrum of applications, making it a preferred choice for designers looking to enhance system integrity and safety.