Texas Instruments

TPS38A5151IIDYYRQ1  

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TPS38A5151IIDYYRQ1 Description

The TPS38A5151IIDYYRQ1 is a high-performance voltage detector designed for automotive applications, manufactured by Texas Instruments. This IC is specifically engineered to monitor two voltage levels with a threshold voltage of 5.1V for each monitored voltage. It features an open-drain output and an active-low reset function, ensuring reliable and efficient power management in demanding automotive environments.

Key technical specifications include a reset timeout of up to 12.8 seconds, which is ideal for applications requiring precise and controlled power sequencing. The device is packaged in a surface-mount format, specifically in a tape and reel (TR) configuration, making it suitable for automated assembly processes and ensuring robust mechanical stability.

TPS38A5151IIDYYRQ1 Features

• Dual Voltage Monitoring: The TPS38A5151IIDYYRQ1 is capable of monitoring two separate voltage levels simultaneously, each with a threshold of 5.1V. This dual monitoring capability provides enhanced reliability and redundancy in power management systems.
• Open-Drain Output: The open-drain output configuration allows for flexible interfacing with various downstream circuits, enabling the use of pull-up resistors to customize the output voltage level.
• Active-Low Reset: The active-low reset feature ensures that the device can effectively manage power sequencing and reset operations, providing a clear and predictable reset signal.
• Automotive Grade: Certified for automotive use, the TPS38A5151IIDYYRQ1 meets stringent industry standards for reliability, durability, and performance under harsh conditions.
• Surface Mount Packaging: The surface-mount package type facilitates easy integration into modern automotive electronic systems, supporting efficient manufacturing processes and compact design requirements.

TPS38A5151IIDYYRQ1 Applications

The TPS38A5151IIDYYRQ1 is ideally suited for a variety of automotive applications where reliable voltage monitoring and control are critical. Specific use cases include:

• Power Supply Monitoring: Ensuring that critical power supplies remain within specified voltage ranges to prevent damage to sensitive electronic components.
• Battery Management Systems: Monitoring battery voltage levels to optimize charging and discharging processes, enhancing battery life and system reliability.
• ECU (Engine Control Unit) Power Management: Providing reliable voltage detection and reset functions for engine control units, ensuring proper operation and fault detection.
• Infotainment Systems: Ensuring stable power supply to in-vehicle infotainment systems, preventing data loss and system crashes.

Conclusion of TPS38A5151IIDYYRQ1

The TPS38A5151IIDYYRQ1 from Texas Instruments stands out as a robust and versatile voltage detector tailored for automotive applications. Its dual voltage monitoring capability, combined with an open-drain output and active-low reset function, offers significant advantages over similar models. The automotive-grade certification ensures that it meets the highest standards of reliability and performance, making it an ideal choice for a wide range of applications in the automotive industry. Whether used in power supply monitoring, battery management systems, or ECU power management, the TPS38A5151IIDYYRQ1 delivers dependable performance and enhanced system integrity.

TPS38A5151IIDYYRQ1 Documents

Download datasheets and manufacturer documentation for TPS38A5151IIDYYRQ1

Datasheets :

TPS38-Q1      

PCN Design/Specification :

TPS38-Q1 Datasheet 13/Sep/2023