Product Overview: TPS3809J25QDBVRQ1

The TPS3809J25QDBVRQ1 is a high-precision voltage detector designed and manufactured by Texas Instruments. This component is part of TI's extensive family of supervisory circuits that provide essential monitoring functions for electronic systems, particularly in automotive applications where reliability and performance are crucial.

Key Features

• Voltage Threshold: The device features a fixed-sense threshold voltage of 2.5V, making it ideal for monitoring 2.5V power supplies and ensuring that systems operate within their specified voltage ranges.
• Low Current Consumption: With a typical quiescent current of only 2.5 µA, the TPS3809J25QDBVRQ1 is an energy-efficient solution for battery-powered and energy-sensitive applications.
• High Accuracy: It boasts a high threshold accuracy of ±2%, providing precise monitoring to prevent system malfunctions due to unexpected voltage fluctuations.
• Reset Time Delay: The built-in programmable time delay ensures that the output remains in the reset state for a sufficient duration, allowing the system to stabilize after power-up or during a voltage dip.
• Temperature Range: The device operates over a wide temperature range of -40°C to 125°C, suitable for harsh automotive environments.
• Package: It comes in a small, surface-mount SOT-23 package, which is ideal for space-constrained applications.

Applications

The TPS3809J25QDBVRQ1 is primarily used in automotive systems but also finds usage in a variety of other applications, such as:

• Portable and battery-powered equipment
• Microprocessor, microcontroller, or FPGA power monitoring
• Industrial equipment
• Networking and telecom systems

Quality and Reliability

As a Q1 automotive-qualified product, the TPS3809J25QDBVRQ1 meets the stringent requirements of the automotive industry for quality and reliability. It is designed to withstand the rigorous conditions of automotive applications, ensuring consistent performance and long-term durability.

In summary, the TPS3809J25QDBVRQ1 from Texas Instruments is a robust, high-precision voltage detector that offers reliable monitoring of system voltages, minimal power consumption, and a compact form factor, making it an excellent choice for a wide range of electronic applications.