Product Overview: TPS3840PH30DBVR from Texas Instruments

The TPS3840PH30DBVR is a highly precise voltage supervisor designed by Texas Instruments to cater to the needs of systems that require accurate monitoring of their supply voltage. This device is part of the TPS3840 family, known for its ultra-low power consumption and small form factor, making it an ideal solution for battery-powered and portable applications.

One of the key features of the TPS3840PH30DBVR is its fixed-sense threshold voltage of 3.0V, which allows it to monitor 3V power rails with precision. The device is characterized for operation over a temperature range of –40°C to +125°C, ensuring reliable performance across various environmental conditions.

The TPS3840PH30DBVR comes in a compact 6-pin SOT-23 package, which is suitable for space-constrained applications. Despite its small size, it does not compromise on performance, as it offers a low quiescent current of only 350 nA, making it an energy-efficient choice for systems where power conservation is critical.

This voltage supervisor is equipped with a manual reset input, allowing designers to implement a manual reset capability. Additionally, it features a reset time delay, which can be programmed via an external capacitor to provide a customizable reset de-bounce period. This flexibility enables the device to meet the specific reset timing requirements of various applications.

The TPS3840PH30DBVR also boasts a robust set of protections, including over-temperature protection and reverse polarity protection. These safety features help to safeguard the system against potential damage caused by abnormal operating conditions.

In summary, the TPS3840PH30DBVR from Texas Instruments is a versatile and reliable voltage supervisor that offers precise monitoring, low power consumption, and a small footprint. Its programmability, coupled with its protective features, make it an excellent choice for designers looking to enhance the safety and efficiency of their electronic systems.

For further information and complete technical specifications, designers and engineers are encouraged to refer to the official Texas Instruments datasheet for the TPS3840PH30DBVR.