UCC3915DPTR

Due to market price fluctuations, if you need to purchase or consult the price. You can contact us or emial to us:   sales@allicdata.com

UCC3915DPTR application field and working principle

The UCC3915DPTR is a part of Texas Instruments\' Hot Swap Controller family. Hot Swap Controllers are used to address the problems associated with connecting and disconnecting power to electronic circuits, systems and electronic peripherals. Hot Swap Controllers manage the safe supply of power and voltage to any electronic system while hot-swapping or any other change in power environment.

The UCC3915DPTR, specifically, works as a controller to monitor, manage, and protect against over-current, under-voltage and over-voltage conditions on a DC power bus. It is designed for fast and smooth current foldback response, and features over-current protection and over-voltage protection down to -40 volts. It also features a high-voltage transient protection for bus operations which help maintain stable power environments.

Applications:

UCC3915DPTR controllers are applicable to a variety of devices. Its wide range of features make it suitable for a very broad range of applications such as industrial, automotive, and aerospace systems. For example, they are often used as an efficient solution for hot-swapping and power-overload protection in hard disk drives, servers or even networking platforms.

Furthermore, they are also used in monitoring and test rail applications such as 12V or 48V systems. Additionally, UCC3915DPTR controllers are often used in redundant DC bus systems, battery powered systems and LED lighting fixtures.

Working principle:

The UCC3915DPTR controller works by monitoring, actively controlling and protecting against over-current, under-voltage and over-voltage conditions on a DC power bus. It is designed to ensure that the DC power bus remains safe and stable during changes in power environment. The controller comprises a high-voltage trans-impedance (HVT) current sense amplifier for monitoring the load current and a comparator for over-current and over-voltage protection.

The way in which it works is that, when it senses a particular current overload or voltage deviation, it will activate pre-programmed actions such as current folding or soft cross-over and provide necessary protection. This helps to ensure safe and reliable power to the target system during hot swaps and other external disturbances.

Furthermore, the UCC3915DPTR also features a unique differential shunt reference architecture to improve the accuracy of threshold voltage detections. This helps maintain a constant voltage level on the DC power bus while the system is running, ensuring reliable and safe power to the target system.

Conclusion:

The UCC3915DPTR is Texas Instruments\' Hot Swap Controller which is used to monitor, actively control and protect against power over-loads, under-voltage and over-voltage conditions on a DC power bus. It can be used for a variety of applications such as industrial, automotive and aerospace systems, hot-swapping of hard disk drives, servers and networking platforms, as well as monitoring and test rail applications such as 12V and 48V systems. Finally, its unique differential shunt reference architecture provides improved accuracy of threshold voltage detections and helps maintain a constant voltage level on the DC power bus.

The specific data is subject to PDF, and the above content is for reference