TPS3828-50QDBVRQ1 - Texas Instruments

The TPS3828-50QDBVRQ1 from Texas Instruments is a highly reliable, low-power supervisory circuit designed to monitor power supply functionality in digital systems. It ensures that the system microprocessor, or other critical system components, are reset and held in the reset state until the system voltage reaches a stable and accurate operating level. This automotive-grade product is particularly well-suited for use within the demanding environments of automotive applications, adhering to rigorous industry standards for quality and performance.

Key Features:

• Voltage Monitor: This device features a precision voltage monitor with a 5.0 V threshold, ensuring accurate monitoring of the supply voltage.
• Low Power Consumption: With a very low quiescent current, the TPS3828-50QDBVRQ1 is ideal for power-sensitive applications, helping to extend battery life in portable systems.
• Manual Reset Input: A manual reset input is provided, allowing for a system reset to be initiated as needed, ensuring additional control and safety.
• Watchdog Timer: An integrated watchdog timer improves system reliability by monitoring system activity and initiating a system reset if the system becomes unresponsive.
• Reset Time Delay: The device includes an adjustable delay time for the reset output, which can be configured using an external capacitor to meet specific system requirements.
• Temperature Range: It operates over an extended temperature range, making it suitable for automotive and industrial applications.
• Package: Supplied in a small, 6-pin SOT-23 package, the TPS3828-50QDBVRQ1 is designed for space-constrained applications.

Applications:

The TPS3828-50QDBVRQ1 is particularly adept for use in automotive systems, but it is also suitable for a variety of other applications where voltage supervision is critical. These include:

• Automotive electronics
• Embedded systems
• Microprocessor/microcontroller systems
• Industrial equipment
• Portable/battery-powered devices

With its robust feature set and automotive qualification, the TPS3828-50QDBVRQ1 is an excellent choice for designers looking to enhance system reliability and performance in challenging environments.