TPS84A20RVQR

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TPS84A20RVQR Application Field and Working Principle

The TPS84A20RVQR is a DC/DC step-down/downswitching regulator from the TPS84Axx family of devices. The TPS84A20RVQR is an extremely efficient, low-voltage, low-noise voltage regulator, which can offer a wide range of input supply voltage (2V-20V). It can provide output voltage up to 40A continuous with the thermal protection feature, and the maximum output current can reach up to 50A. It is specially designed for space applications, such as avionics, and can serve as a main regulator or a backup regulator.

The main application field of the TPS84A20RVQR is in the space industry, where its efficiency and low-noise voltage regulation can be beneficial for avionic and rocket applications. It is also widely used in automotive electronics and consumer electronics, as it can provide a stable output current and offers over-temperature and over-voltage protection features. Additionally, the similarity of the input supply voltage range makes it suitable for portable electronics such as laptops and mobile devices.

The working principle of the TPS84A20RVQR is based on the basic buck converter design, which uses switching transistors to convert the input voltage to the desired output voltage. The output voltage is regulated by controlling the duty cycle of the switching device, and is limited by the peak current caused by the inductor and output capacitor storing energy when the transistor is switched on. The TPS84A20RVQR offers a high efficiency conversion with minimal noise, while offering the thermal protection feature to protect the device from overheating.

The TPS84A20RVQR is a high performance DC/DC step-down voltage regulator. Its wide input voltage range, combined with high efficiency and low noise voltage regulation, makes it suitable for space, automotive and consumer electronics applications. Its wide output current capability and thermal protection features make it a reliable choice for space applications and other demanding applications.

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