Product Overview: TPS3850H33QDRCRQ1

The TPS3850H33QDRCRQ1 is a state-of-the-art voltage supervisor and window watchdog timer from Texas Instruments, designed to provide a high level of system reliability through advanced monitoring and protection features. This integrated circuit is particularly suitable for automotive and industrial applications where precision voltage monitoring is critical for the safety and proper functioning of electronic systems.

Key Features

• Voltage Supervision: The device offers precise over-voltage and under-voltage monitoring with a threshold accuracy of ±0.5% over the full temperature range. This ensures that the system operates within its safe voltage range, protecting against potential damage caused by voltage fluctuations.
• Programmable Window Watchdog Timer: The TPS3850 incorporates a flexible watchdog timer that can be programmed for different time-out intervals, allowing for customized monitoring of system health and responsiveness.
• Wide Operating Temperature Range: With an operating temperature range of -40°C to +125°C, this device is ideal for harsh environments, ensuring reliable performance in a variety of conditions.
• Power-On Reset (POR) Output: The chip includes a POR output that ensures the system microcontroller or processor starts up in a known state, providing an additional layer of system stability.
• Adjustable Reset Time Delay: The reset time delay is adjustable, giving designers the flexibility to tailor system reset characteristics to specific application requirements.
• Automotive Qualified: As a Q1 device, the TPS3850H33QDRCRQ1 meets the stringent requirements of the automotive industry, including stress tests for reliability and performance under extreme conditions.

Applications

The TPS3850H33QDRCRQ1 is ideal for a wide range of applications, particularly in the automotive sector, including engine control units, transmission control modules, powertrain systems, and advanced driver-assistance systems (ADAS). It is also well-suited for industrial applications such as factory automation, process control, and other systems requiring precise voltage monitoring and robust system reset functionality.

Package and Availability

This device is available in a small, thin QFN-10 package, making it suitable for space-constrained applications. Its compact size does not compromise its performance or reliability, making the TPS3850H33QDRCRQ1 an excellent choice for designers looking to incorporate advanced monitoring and protection features into their systems.