The TPS3850H30QDRCRQ1 from Texas Instruments is a sophisticated, automotive-grade precision voltage supervisor designed to ensure the reliability and stability of automotive systems. This integrated circuit combines a precision voltage supervisor with a programmable window watchdog timer, providing a high level of system protection.

Key Features

• High Accuracy: Features a tight 0.8% threshold voltage accuracy over the full temperature range, ensuring precise monitoring of system voltages.
• Wide Operating Voltage Range: The device supports a wide voltage range from 1.5V to 6.5V, making it versatile for monitoring various supply voltages in automotive applications.
• Programmable Window Watchdog Timer: The watchdog timer is fully programmable through an external capacitor, which allows for flexible timing adjustments to cater to specific system requirements.
• Adjustable Thresholds: The voltage thresholds are adjustable through external resistors, offering customization for different system needs.
• Robust Protection Features: Includes overvoltage and undervoltage lockout, manual reset, and power-on reset capabilities to enhance system safety and reliability.
• Automotive Qualified: Designed to meet the rigorous standards of the automotive industry, ensuring performance under extreme conditions.

Applications

The TPS3850H30QDRCRQ1 is ideal for a variety of automotive applications where voltage monitoring and system reliability are critical. It is commonly used in engine control units, transmission control modules, powertrain systems, infotainment systems, and advanced driver-assistance systems (ADAS).

Package and Availability

This device is offered in a compact, 10-pin WSON package with a wettable flank, which facilitates optical inspection of solder joints, enhancing manufacturability. The TPS3850H30QDRCRQ1 is available for order and can be sourced directly from Texas Instruments or through authorized distributors.

By integrating the TPS3850H30QDRCRQ1 into automotive systems, manufacturers can significantly improve the safety, performance, and reliability of their vehicles, ensuring compliance with stringent automotive standards.