The TPS3840DL42DBVR is a state-of-the-art voltage supervisor Integrated Circuit (IC) developed by Texas Instruments. This precision voltage detector is designed to monitor the voltage levels in various electronic applications, ensuring that systems operate within their specified voltage thresholds. It is an essential component for system reliability and robustness, particularly in applications that are sensitive to voltage fluctuations.

Key Features

• Voltage Threshold: The device has a fixed factory-programmed threshold voltage of 4.2V, which is ideal for monitoring 3.3V and 5V supply voltages with high accuracy.
• Low Power Consumption: With a very low quiescent current of typically 350 nA, the TPS3840DL42DBVR is suitable for battery-powered and portable applications where power efficiency is crucial.
• Reset Delay Time: It offers an internally fixed delay time for the reset signal, providing a reliable system reset without the need for external components.
• Open-Drain Output: The device features an open-drain output, which allows for flexible configurations with other digital components and is compatible with various logic levels.
• Temperature Range: It operates over a wide temperature range from -40°C to +125°C, accommodating diverse environmental conditions.
• Package: The IC is available in a compact 6-pin SOT-23 package, making it suitable for space-constrained applications.

Applications

The TPS3840DL42DBVR is versatile and can be used in a multitude of applications, including:

• Power supply monitoring
• Portable and battery-powered equipment
• Microprocessor, microcontroller, or FPGA system reset
• Industrial equipment
• Consumer electronics
• Automotive systems

With its precision monitoring and low power consumption, the TPS3840DL42DBVR is an excellent choice for designers looking to enhance the reliability and efficiency of their electronic systems. Texas Instruments' commitment to quality ensures that this voltage supervisor provides the performance and dependability that modern electronics require.