Texas Instruments

TPS3831G12DQNR

TPS3831G12DQNR Description

The TPS3831G12DQNR is a single-channel power supply supervisor IC from Texas Instruments, designed to monitor and manage power supply voltages in various electronic systems. This device is part of the Power Management Integrated Circuits (PMIC) category and is housed in a 4x2 SON package, making it ideal for surface-mount applications. The TPS3831G12DQNR features a voltage threshold of 1.1V, ensuring precise monitoring of power supply levels. It offers a reset timeout of at least 120ms, providing ample time for systems to stabilize during power-up or brownout conditions. The reset output is active low, which is a common requirement for many microcontroller and microprocessor applications.

TPS3831G12DQNR Features

• Voltage Monitoring: The TPS3831G12DQNR monitors a single voltage rail with a threshold of 1.1V, ensuring that the power supply remains within safe operating limits.
• Reset Timeout: The device provides a minimum reset timeout of 120ms, which is crucial for reliable system operation during power transitions.
• Active Low Reset: The reset output is active low, aligning with the reset requirements of many digital systems.
• Surface Mount Compatibility: The TPS3831G12DQNR is designed for surface-mount applications, making it suitable for modern, compact PCB designs.
• Moisture Sensitivity Level (MSL): With an MSL of 1 (Unlimited), the device is highly resistant to moisture, ensuring reliability in various environmental conditions.
• Compliance: The TPS3831G12DQNR is REACH unaffected and RoHS3 compliant, meeting stringent environmental and safety standards.
• Packaging: The device is available in a Tape & Reel (TR) package, facilitating efficient handling and assembly in high-volume manufacturing processes.

TPS3831G12DQNR Applications

The TPS3831G12DQNR is well-suited for a variety of applications where reliable power supply monitoring is essential. Some specific use cases include:

• Embedded Systems: Ideal for monitoring the power supply in embedded systems, ensuring that the system only operates when the power supply is within specified limits.
• Microcontroller Applications: Provides a reliable reset signal for microcontrollers, preventing erratic behavior during power transitions.
• Industrial Control Systems: Ensures stable operation of industrial control systems by monitoring power supply levels and providing timely reset signals.
• Consumer Electronics: Suitable for consumer electronics where compact design and reliable power monitoring are critical.

Conclusion of TPS3831G12DQNR

The TPS3831G12DQNR from Texas Instruments is a robust and reliable power supply supervisor IC designed for single-channel voltage monitoring. Its features, such as the 1.1V threshold, 120ms minimum reset timeout, and active low reset, make it an ideal choice for a wide range of applications. The device's compliance with REACH and RoHS3 standards, along with its surface-mount compatibility and moisture resistance, further enhance its suitability for modern electronic systems. Whether used in embedded systems, microcontroller applications, industrial control systems, or consumer electronics, the TPS3831G12DQNR offers a reliable and efficient solution for power supply monitoring and management.