Product Overview: TPS3850H50QDRCRQ1 from Texas Instruments

The TPS3850H50QDRCRQ1 is a highly precise voltage supervisor with a programmable window watchdog timer, designed and manufactured by Texas Instruments. This integrated circuit (IC) is part of a family of devices that offer a combination of supervisory functions that are crucial for the monitoring and control of microprocessor (µP) and microcontroller (MCU) systems.

Key Features

• Voltage Supervision: The device integrates a precision voltage supervisor with a threshold accuracy of ±0.5% over the temperature range of -40°C to +125°C, ensuring reliable system performance and stability across a wide range of operating conditions.
• Programmable Window Watchdog Timer: The watchdog timer is highly configurable, allowing designers to set the monitoring period according to system requirements. This feature is essential for systems that require regular checking to ensure they are operating correctly and to initiate a system reset if necessary.
• Wide Operating Voltage Range: The TPS3850H50QDRCRQ1 is designed to operate over a broad voltage range, accommodating various applications and ensuring versatility in system design.
• Robust Protection: The device provides overvoltage and undervoltage monitoring, which helps protect the system against power supply variations and failures, contributing to improved system reliability.
• Automotive-Qualified: As a Q1 device, it meets the stringent requirements of the automotive industry, making it suitable for automotive applications where reliability and performance under extreme conditions are essential.

Applications

The TPS3850H50QDRCRQ1 is ideal for use in various applications, particularly in the automotive sector, where dependable voltage supervision is critical. It is suitable for engine control units (ECUs), infotainment systems, advanced driver assistance systems (ADAS), and other automotive electronics that require continuous monitoring and a high degree of protection.

Package and Availability

The device is available in a small, thin QFN package that is RoHS compliant and designed for space-constrained applications. The TPS3850H50QDRCRQ1 is part of Texas Instruments' commitment to providing advanced circuit solutions for the automotive industry and beyond, with availability and support through their extensive distribution network.

For detailed specifications, application notes, and further information, designers and engineers are encouraged to consult the datasheet and Texas Instruments' support resources.