Overview of TPS3808G30QDBVRQ1

The TPS3808G30QDBVRQ1 is a high-precision programmable delay supervisory circuit from Texas Instruments, designed to provide reliable monitoring of voltage supply levels in electronic systems. This device is particularly suitable for automotive and industrial applications where maintaining the correct voltage is critical for system functionality and safety.

Key Features

• Programmable Delay: It offers a programmable time delay feature, allowing designers to set the delay for the voltage supervisor to match specific system requirements.
• Voltage Supervision: With a fixed-sense threshold voltage of 3.0V, it ensures accurate monitoring and supervision of the power supply to prevent damage due to undervoltage conditions.
• Low Quiescent Current: The device boasts a low quiescent current, making it an energy-efficient choice for battery-powered applications.
• Manual Reset: A manual reset input provides a simple method for triggering a system reset, enhancing the control over system operations.
• Watchdog Timer: The integrated watchdog timer enhances system reliability by monitoring system operation and initiating a reset if a fault condition is detected.

Applications

The TPS3808G30QDBVRQ1 is ideal for use in various applications that require precise voltage monitoring and control, such as:

• Automotive systems
• Industrial equipment
• Portable and battery-powered devices
• Microprocessor/microcontroller systems
• Power management systems

Package and Quality

This supervisory circuit is available in a small 6-pin SOT-23 package, making it suitable for space-constrained applications. The device is also qualified for automotive applications, adhering to the stringent quality standards required in the automotive industry, including being part of the Texas Instruments Q1 series of automotive products.

Conclusion

The TPS3808G30QDBVRQ1 from Texas Instruments is a versatile and reliable solution for system voltage supervision. Its programmable delay, low power consumption, and additional features such as the manual reset and watchdog timer make it a highly adaptable component for a wide range of applications where voltage integrity is paramount.