The TPS3840DL30DBVRQ1 is a high-precision voltage supervisor from Texas Instruments designed for automotive and industrial applications that require voltage monitoring. This device is part of the TPS3840 family, which is known for its ultra-low power consumption and small form factor, making it ideal for space-constrained and power-sensitive applications.

Key Features

• Voltage Threshold: The TPS3840DL30DBVRQ1 has a fixed factory-set threshold voltage of 3.0V, providing accurate monitoring to ensure system stability.
• Low Quiescent Current: With a quiescent current of only 350 nA, this device is extremely power-efficient, which helps to extend the battery life of portable devices.
• Wide Operating Temperature: It can operate over a wide temperature range from -40°C to +125°C, making it suitable for harsh environments.
• Open-Drain Output: The device features an open-drain output, allowing it to be used in wired-OR configurations and connected to different voltage levels.
• Time Delay: It offers an adjustable time delay feature, which prevents false triggering due to transient voltage fluctuations.
• Manual Reset: A manual reset input provides an additional layer of system control.

Applications

The TPS3840DL30DBVRQ1 is versatile and can be used in a variety of applications. It is particularly well-suited for automotive systems, including engine control units (ECUs), infotainment systems, and Advanced Driver Assistance Systems (ADAS). Additionally, it is ideal for industrial applications such as factory automation, process control, and portable instrumentation where precise voltage monitoring is critical.

Package and Quality

This voltage supervisor comes in a compact SOT-23-6 package, which is space-efficient and easy to integrate into various circuit designs. The device is qualified for automotive applications, adhering to the stringent quality standards required in the industry, including AEC-Q100.

With its combination of low power consumption, high accuracy, and robustness, the TPS3840DL30DBVRQ1 from Texas Instruments is an excellent choice for designers looking to enhance the reliability and efficiency of their power monitoring systems.