TPS54550PWPRG4

Due to market price fluctuations, if you need to purchase or consult the price. You can contact us or emial to us:   sales@allicdata.com

Introduction:

The TPS54550PWPRG4 is a non-synchronous buck switching regulator for use in a variety of power management and system protection applications. It is a highly efficient, feature-rich device that is well-suited for a variety of power management and system protection configurations. In this article, we will discuss the application field and working principle of TPS54550PWPRG4 from the DC-DC Switching Regulators (PMIC - Voltage Regulators) perspective.

Application Field:

The TPS54550PWPRG4 switching regulator is a robust and versatile device with wide applications in power management and system protection. Its versatile features make it suitable for various applications, such as automotive, gaming consoles, white goods, industrial, telecommunications, and medical devices.

In automotive applications, the TPS54550PWPRG4 is used as a supplementary power source, providing the necessary power to various microcontrollers and devices in the vehicular system. It is also used in gaming consoles, such as the Nintendo Switch, to provide necessary power to the system components, ensuring that the gaming experience is uninterrupted. In white goods, the device is used for providing the necessary power for electrical and motor control, as well as for providing system protection and management functions.

In industrial applications, the TPS54550PWPRG4 is typically used to provide power to the variable speed drives and to monitor the system for current and over-voltage protection. It is also used for controlling motor speed and for controlling the output of power supplies. In the telecommunications sector, the device is used to provide a reliable power source for various telecommunications systems and devices. In medical applications, it is used in medical grade detectors, infusion pumps, and other medical systems to provide a robust, reliable power supply.

Apart from these applications, the TPS54550PWPRG4 is also used to provide power management and system protection in power modules, solar power modules, and power supplies. It is also used in set-top boxes, home appliances, and in a variety of other industrial and consumer electronics applications.

Working Principle:

The TPS54550PWPRG4 is a non-synchronous DC-DC buck switching regulator. It utilizes a buck switching topology, which uses an inductor, a power switch, and a diode as its key components. It is rated for a wide input range of 4.5 V to 28 V, with a maximum output current of 11 A. The device provides three output voltage options which are adjustable by virtue of an external resistor divider.

The device contains a gate driver that drives the power switch MOSFET, allowing it to rapidly turn on and off. The operation of the device is based on the inductor-diode-capacitor (L-D-C) charge balance principle, which is commonly used in buck power supplies. This principle states that the capacitor stores the input current during the ON cycle of the power switch and releases it to the load during the OFF cycle. This switching cycle repeats periodically, allowing the device to deliver power to the load.

The device also has integrated voltage protection features for input and output, which provides protection against over-voltage, under-voltage, and over-current conditions. The device also has intelligent power management and over-temperature protection, which helps ensure system reliability. The device also has a hysteretic control loop, which provides accurate output voltage regulation and fast response to load transients. It also allows the device to remain in a stable operating state even when the supply voltage fluctuates.

Conclusion:

To sum up, the TPS54550PWPRG4 is a highly efficient and feature-rich device that is suitable for a variety of power management and system protection applications. It is rated for a wide input range and offers three output voltage options. The device also has integrated voltage and over-temperature protection features, which help ensure system reliability, as well as a hysteretic control loop for accurate and fast voltage regulation. All in all, the TPS54550PWPRG4 is a highly versatile and reliable device that is suitable for a variety of power management and system protection applications.

The specific data is subject to PDF, and the above content is for reference