Product Overview: TPS3851H33SQDRBRQ1 by Texas Instruments

The TPS3851H33SQDRBRQ1 is a highly precise voltage supervisor with a programmable delay, designed by Texas Instruments to ensure reliable system monitoring. This integrated circuit (IC) is particularly suitable for automotive and industrial applications where maintaining correct voltage levels is crucial for the safety and functionality of electronic systems.

Key Features

• Voltage Supervision: The TPS3851H33SQDRBRQ1 provides a fixed voltage threshold of 3.3V, which is ideal for monitoring 3.3V power rails. It ensures that the system operates within a safe voltage range, thus protecting the circuitry from damage due to under-voltage conditions.
• Programmable Delay: Users can set a delay time for the supervisor's output, allowing for customization based on system requirements. This feature helps to avoid false triggering due to transient voltage dips.
• Low Quiescent Current: With a low quiescent current, the device is energy-efficient, making it suitable for battery-powered applications where power conservation is essential.
• Reset Output: The IC provides an active-low reset output, which can be used to reset the system if the monitored voltage falls below the threshold.
• Temperature Range: It operates over a wide temperature range, ensuring reliability across various environmental conditions.
• Quality and Reliability: As a product designed for automotive applications, it meets stringent quality and reliability standards, including AEC-Q100 qualification.

Applications

The TPS3851H33SQDRBRQ1 is versatile and can be used in a range of applications, such as:

• Automotive electronics, including engine control units (ECUs), infotainment systems, and Advanced Driver Assistance Systems (ADAS)
• Industrial control systems
• Telecommunication infrastructure
• Portable and battery-powered devices

This voltage supervisor from Texas Instruments is available in a small, surface-mount package, making it suitable for compact PCB designs. Its precision and reliability make the TPS3851H33SQDRBRQ1 an excellent choice for ensuring the stability and safety of electronic systems.