TPS3825-50QDBVRQ1

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TPS3825-50QDBVRQ1 Application Field and Working Principle

PMIC or "Power Management Integrated Circuits" are becoming increasingly important for the development of modern electronics in various applications. Such integrated circuits provide the power requirements for usually multiple system blocks, including the main processor, GDDR, power management, and more. They also provide additional features such as hot-swap control and monitoring, system restart, and alert management. Among the most popular PMICs are the TPS3825-50QDBVRQ1 devices.

Introduction to the TPS3825-50QDBVRQ1 Device

The TPS3825-50QDBVRQ1 is a precision, high-speed supervisor specifically designed for voltage monitoring in microprocessor systems. It features an internal thermally-limited reset switch, which allows for easy power sequencing for any microprocessor system. It is ideal for use in applications such as high-end data centers and microprocessor-based systems.

Features and Benefits

• Internal thermal-limited reset switch for power sequencing, allowing for control of all power blocks.
• Patented technology for ultra-fast voltage detection and response times.
• Low power consumption.
• Flexible reset threshold.
• Low-voltage reset threshold.
• Enhanced dynamic reset.
• Integrated active-low reset output.
• High-efficiency operation.
• Compact package size.

Applications

The TPS3825-50QDBVRQ1 device is best suited for a wide range of applications, including:

• High-end Data Centers.
• Industrial computers and controllers.
• High-performance Embedded Systems.
• Microprocessor-Based Systems.
• Server Boards.

Working Principle

The TPS3825-50QDBVRQ1 is a high-speed voltage-monitoring device which can quickly detect low voltage and reset the power management system. It provides a tailored active-low reset signal to the PC\'s processor, allowing the processor to be aware of the system\'s power status. The device uses a patented technology to quickly detect VIN voltage glitches and respond by driving a reset signal. This reset signal is highly configurable for optimal power performance in the system. The device also provides an extreme dynamic reset protection for server-grade applications which require high speed and long duration of protection.

The device is designed for operation from 2.96V to 5.5V and is offered in a minimum operating temperature range from -40°C to 85°C. It is a high-performance voltage monitor which offers a minimum reset period of 200ns, monitoring both VIN and a dedicated reset input pin. The device contains an internal timer which can be used to generate a reset signal after a user-defined timer period. The timer setting is programmable through the device’s I2C bus. The device also features an adjustable reset threshold setting, allowing the user to configure the reset voltage level to match the processor design requirements.

Conclusion

The TPS3825-50QDBVRQ1 device is a high-performance voltage monitor that is ideal for monitoring and regulating the power of microprocessor-based systems. It offers a wide range of features including an adjustable reset threshold and flexible reset timing. It also has low power consumption and a compact package size. The TPS3825-50QDBVRQ1 is suitable for a variety of applications such as high-end data centers, industrial computers and controllers, microprocessor-based systems, and server boards.

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