Texas Instruments

2U3837J25QDBVRG4Q1

2U3837J25QDBVRG4Q1 Description

The 2U3837J25QDBVRG4Q1 is a single-channel voltage supervisor IC designed by Texas Instruments, specifically tailored for automotive applications. This device is part of the Power Management Integrated Circuits (PMIC) category and is housed in a compact SOT23-5 package, making it suitable for space-constrained designs. The 2U3837J25QDBVRG4Q1 is designed to monitor a single voltage with a threshold of 2.25V, ensuring reliable system performance and protection against voltage fluctuations.

2U3837J25QDBVRG4Q1 Features

• Single Voltage Monitoring: The 2U3837J25QDBVRG4Q1 is designed to monitor a single voltage, providing a straightforward and efficient solution for voltage supervision.
• 2.25V Threshold Voltage: This IC features a precise threshold voltage of 2.25V, ensuring accurate monitoring and timely detection of voltage deviations.
• Active High Reset: The reset function is active high, which is advantageous for compatibility with various system architectures and simplifies circuit design.
• 100ms Minimum Reset Timeout: The reset timeout is set to a minimum of 100ms, providing sufficient time for system recovery and ensuring robust operation.
• Surface Mount Technology: The surface mount mounting type facilitates easy integration into modern PCB designs and enhances mechanical stability.
• Automotive Grade: Certified for automotive applications, the 2U3837J25QDBVRG4Q1 meets stringent reliability and performance standards required for automotive electronics.
• Moisture Sensitivity Level 1: With an MSL rating of 1 (unlimited), this IC is suitable for a wide range of environmental conditions without the need for special handling.
• Compliance and Standards: The 2U3837J25QDBVRG4Q1 is REACH unaffected and ROHS3 compliant, ensuring it meets environmental and regulatory requirements for global markets.

2U3837J25QDBVRG4Q1 Applications

The 2U3837J25QDBVRG4Q1 is ideal for a variety of automotive applications where reliable voltage monitoring is crucial. Specific use cases include:

• Automotive Control Units: Ensuring stable operation of electronic control units (ECUs) by monitoring power supply voltages.
• Infotainment Systems: Protecting sensitive infotainment systems from voltage fluctuations, thereby enhancing user experience and system reliability.
• Battery Management Systems: Monitoring battery voltage levels to prevent over-discharge and ensure safe operation.
• Safety-Critical Systems: Providing reliable voltage supervision for safety-critical automotive systems, such as airbag deployment modules and anti-lock braking systems (ABS).

Conclusion of 2U3837J25QDBVRG4Q1

The 2U3837J25QDBVRG4Q1 from Texas Instruments is a robust and reliable single-channel voltage supervisor IC, specifically designed for automotive applications. Its precise 2.25V threshold voltage, active high reset, and 100ms minimum reset timeout make it an ideal choice for ensuring system stability and protection against voltage anomalies. The compact SOT23-5 package and surface mount technology facilitate easy integration into modern automotive electronics designs. While the product is now obsolete, its legacy in the automotive industry highlights its significance and the high standards it set for voltage supervision solutions.