Product Overview: TPS3808G18DBVR by Texas Instruments

The TPS3808G18DBVR is a high-precision programmable delay supervisory circuit from Texas Instruments, designed to provide reliable monitoring of voltage supplies in digital systems. It ensures that microprocessors, microcontrollers, and other digital systems operate within their specified voltage ranges, enhancing system stability and safety.

Key Features

• Voltage Supervision: The device monitors the supply voltage of a processor or digital system, triggering a reset when the voltage drops below a predetermined threshold, ensuring proper operation and preventing data corruption.
• Programmable Delay: It offers a programmable time delay for reset, allowing designers to customize the reset assertion time according to system requirements.
• Low Power Consumption: With a very low quiescent current, the TPS3808G18DBVR is an excellent choice for power-sensitive applications, contributing to overall system power efficiency.
• High Accuracy: The device provides high threshold accuracy (±1.5%) over the full temperature range, ensuring reliable operation even under varying environmental conditions.
• Manual Reset: A manual reset input is available, providing an additional layer of system control and diagnostic capability.

Applications

The TPS3808G18DBVR is versatile and can be used in a broad range of applications, including:

• Portable and battery-powered electronics
• Industrial control systems
• Automotive electronics
• Networking equipment
• Healthcare devices

Package and Availability

This supervisory circuit is offered in a compact SOT-23-6 package, making it suitable for space-constrained applications. The small form factor also allows for ease of integration into existing designs without significant layout changes.

Conclusion

The TPS3808G18DBVR from Texas Instruments provides designers with a robust voltage monitoring solution that combines accuracy, programmability, and low power consumption. Whether it's for safeguarding critical data in digital systems or ensuring consistent performance across various applications, this supervisory circuit addresses the needs for reliable power management in modern electronic designs.