TPS65121RGTR

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The TPS65121RGTR is a gateway power management integrated circuit (PMIC), which provides a complete power solution for gateways and home gateways. The device is specifically designed to provide reliable and high efficiency regulated voltage outputs and includes a variety of protection features. It is part of the TPS65121R series, which are high-efficiency buck regulators that provide 2 voltage outputs from an input voltage of 4.5 V to 18 V. The output voltages are adjustable through external components and include high current outputs of up to 5 A for VIN and 4 A for VOUT. The device has fixed voltage outputs of 3.3 V, 5 V, and 12 V and several adjustable voltage output ranges that can be adjusted from 0.8 V to 5.5 V.

The TPS65121RGTR is specifically designed for use in home gateways and is suitable for a wide range of applications, such as DSL access gateways, electronic door locks, residential gateways, and other home networking applications. The device can operate in a wide temperature range of -40°C to +125°C without an internal heatsink, allowing installation in environments where space is limited. In addition, the device includes several protection features, such as over-temperature, over-voltage, under-voltage, and over-current protections. This makes it suitable for use in a variety of applications that require reliable and high efficiency power management.

The TPS65121RGTR can be used in a wide variety of applications, such as DSL access gateways, electronic door locks, residential gateways, and other home networking applications. The device can operate in a wide temperature range of -40°C to +125°C without an internal heatsink, allowing installation in environments where space is limited. In addition, the device includes several protection features, such as over-temperature, over-voltage, under-voltage, and over-current protections. This makes it suitable for use in a variety of applications that require reliable and high efficiency power management.

The TPS65121RGTR operates using a buck-switching regulator architecture, which utilizes the most efficient buck topology to achieve high efficiency power conversion. The buck topology works by switching the output voltage of a power supply to the input voltage through two transistors. The input voltage is switched across two transistors to regulate the output voltage, allowing the output voltage to be more easily controlled. The device uses an internal control loop that senses the input/output differential to automatically adjust its operating conditions to optimize efficiency and minimize distortion. The output voltage can be regulated using an external component.

In addition, the device includes advanced features such as over-current and short-circuit protection, which limits the amount of current drawn by the device and prevents damage or thermal runaway in the event of an over-current situation. It also includes enable and power-good signals, which enable the device to be quickly enabled and to provide an accurate indication of power supply status. The TPS65121RGTR also features low quiescent current consumption, improved noise immunity, and low junction temperature for improved device life.

The TPS65121RGTR is a highly efficient and reliable voltage regulator IC specifically designed for use in home gateways and other networking applications. It is versatile, providing two fixed voltage outputs and multiple adjustable voltage output ranges that can be adjusted using external components. In addition, the device includes a wide set of protection features, such as over-temperature, over-voltage, under-voltage, and over-current protection, making it suitable for use in a wide range of applications that require reliable and high-efficiency power management.

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