Overview of TPS3809L30DBVTG4

The TPS3809L30DBVTG4 is a state-of-the-art supervisory circuit developed by Texas Instruments, designed to provide precision voltage monitoring to ensure the reliability and robustness of electronic systems. This product is particularly well-suited for applications that require a high degree of operational stability and protection against undervoltage conditions.

Key Features

• Supply Voltage Range: The device operates over a wide supply range from 1.1V to 5.5V, making it versatile for various applications.
• Reset Threshold Voltage: It features a fixed-sense threshold voltage of 3.0V, which is ideal for monitoring 3.3V power supply rails.
• Low Power Consumption: With a very low quiescent current of 9µA, the TPS3809L30DBVTG4 is optimized for power-sensitive applications.
• Reset Time Delay: The built-in delay ensures that the reset output will remain in the active state for a minimum of 20ms after VDD has risen above the threshold voltage, providing system stability.
• Output Configuration: The device comes with an active-low, open-drain RESET output, which allows for simple interfacing with other digital components.
• Temperature Range: It is designed to operate over a wide temperature range, from -40°C to +85°C, accommodating various environmental conditions.
• Packaging: The TPS3809L30DBVTG4 is available in a compact SOT-23 package, which is suitable for space-constrained applications.

Applications

The supervisory circuit is ideal for a broad range of applications, including:

• Portable/Battery-Powered Equipment
• Microprocessor/Microcontroller Systems
• Industrial Equipment
• Notebooks/Desktop Computers
• Network Servers
• Medical and Safety Equipment

Reliability and Protection

With the TPS3809L30DBVTG4, Texas Instruments provides a reliable solution for system monitoring. The precision voltage threshold and low power consumption ensure that your electronic systems are protected from undervoltage conditions without compromising on energy efficiency. This supervisory circuit is an essential component for designers who require a high degree of system reliability and operational safety.