Overview of Texas Instruments TPS3840DL30DBVR

The TPS3840DL30DBVR is a highly precise voltage supervisor from Texas Instruments, designed to monitor system voltages and provide a reliable reset signal to microcontrollers and other digital devices. This device ensures that systems operate within their designated voltage thresholds, thereby enhancing the reliability and performance of electronic systems.

Key Features

• Voltage Threshold: The TPS3840DL30DBVR supervises at a fixed threshold voltage of 3.0V, making it suitable for applications that operate around this voltage level.
• Low Quiescent Current: With a typical quiescent current of only 350 nA, this device is an excellent choice for power-sensitive applications, helping to extend battery life in portable devices.
• High Accuracy: The voltage threshold accuracy is ±1%, providing precise monitoring and ensuring system stability under various conditions.
• Reset Time Delay: It features a programmable time delay for the reset signal, which can be set using an external capacitor to cater to different system requirements.
• Open-Drain Output: The device comes with an open-drain active-low reset output, which allows for easy interfacing with other digital components.
• Temperature Range: It operates over a wide temperature range of -40°C to +125°C, suitable for industrial and automotive applications.
• Small Package: The TPS3840DL30DBVR is available in a small, 6-pin SOT-23 package, making it ideal for space-constrained applications.

Applications

The TPS3840DL30DBVR is versatile and can be used in a variety of applications, including:

• Power supply monitoring
• Portable and battery-powered equipment
• Microcontroller reset management
• System power-on reset control
• Intelligent instruments
• Automotive electronics

With its precision voltage monitoring and low power consumption, the TPS3840DL30DBVR from Texas Instruments is a reliable solution for systems that require accurate voltage supervision to maintain proper functionality and safety.