Texas Instruments

TPS3840DL46DBVRQ1  

Supervisors

TPS3840DL46DBVRQ1 Description

The TPS3840DL46DBVRQ1 is an automotive-grade voltage supervisor designed for high-input voltage applications. Manufactured by Texas Instruments, this device is part of the Power Management Integrated Circuit (PMIC) category and is specifically tailored for automotive applications where reliability and performance are paramount. The TPS3840DL46DBVRQ1 features a single voltage monitoring threshold set at 4.6V, ensuring precise control over power supply levels. It offers a reset timeout of 619ms typical, providing a reliable reset mechanism for systems that require a specific delay before reinitialization.

TPS3840DL46DBVRQ1 Features

• Automotive Grade: Certified for automotive applications, ensuring robustness and reliability in harsh environments.
• Single Voltage Monitoring: Monitors a single voltage level with a threshold of 4.6V, ideal for systems requiring precise voltage control.
• Reset Timeout: A typical reset timeout of 619ms ensures that the system has adequate time to stabilize before resetting.
• Output Type: Open drain or open collector output provides flexibility in system design and compatibility with various circuit configurations.
• Surface Mount: The surface mount mounting type allows for compact and efficient PCB design, suitable for space-constrained applications.
• Package: Available in a tape and reel (TR) package, facilitating automated assembly processes.
• Moisture Sensitivity Level (MSL): MSL 1 (Unlimited) ensures the device can be stored and handled without the need for special precautions against moisture.
• Compliance: ROHS3 compliant and REACH unaffected, ensuring environmental and regulatory standards are met.
• Customization: Although DigiKey programmability is not verified, the device offers a fixed threshold voltage that is suitable for many standard applications.

TPS3840DL46DBVRQ1 Applications

The TPS3840DL46DBVRQ1 is ideal for a variety of automotive applications where high-input voltage monitoring and reliable reset functionality are required. Specific use cases include:

• Automotive Electronics: Ideal for monitoring the voltage levels in automotive electronic control units (ECUs), ensuring stable operation and timely resets.
• Battery Management Systems: Provides accurate voltage monitoring for battery packs, helping to prevent overvoltage conditions that could damage sensitive components.
• Power Supply Monitoring: Ensures that power supplies maintain a stable output voltage, preventing system malfunctions due to voltage fluctuations.
• Industrial Control Systems: Suitable for industrial applications where precise voltage control and reliable reset mechanisms are critical for system integrity.

Conclusion of TPS3840DL46DBVRQ1

The TPS3840DL46DBVRQ1 from Texas Instruments stands out as a reliable and efficient voltage supervisor for automotive applications. Its automotive-grade certification, precise voltage monitoring, and flexible output options make it a robust choice for systems requiring high reliability and performance. With a typical reset timeout of 619ms, it ensures that systems have adequate time to stabilize before resetting, enhancing overall system stability. The surface mount package and tape and reel availability further enhance its suitability for modern, space-efficient PCB designs. Whether used in automotive ECUs, battery management systems, or industrial control systems, the TPS3840DL46DBVRQ1 delivers the performance and reliability needed for demanding applications.

TPS3840DL46DBVRQ1 Documents

Download datasheets and manufacturer documentation for TPS3840DL46DBVRQ1

PCN :

Product Change Notification (PDF)