TPS622311DRYT

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TPS622311DRYT is a DC/DC converter with a low quiescent current of 70 µA and a wide voltage range, making it a suitable device for a wide range of applications. It is a DC-DC switch mode regulator that provides an output voltage up to 5.5V with an input voltage range of 1.7V to 5.5V. It provides a high level of efficiency and has a wide operating temperature range of -40°C to 125°C. The device is also equipped with short-circuit and over-temperature protection.

TPS622311DRYT is designed to provide a reliable, efficient, and cost-effective power supply solution for applications such as smart meters, process control systems, medical electronics, and industrial motor drives. It features a step-down topology for output voltage regulation, allowing for precise control and excellent load and line regulation. The device is available in a 3 x 3mm 10-pin Quad-flat No-leads (QFN) package, which is small and has low thermal resistance to the surrounding environment.

TPS622311DRYT is also optimized for low noise and a fast transient response, making it suitable for high-power applications where noise is an issue. It has a fixed switching frequency of 2MHz, allowing for a steeper fall time at the output. The device also features an integrated start-up circuit that reduces the need for external components and allows for a tiny solution size.

The key feature of TPS622311DRYT is its working principle. This device uses a buck converter topology in which power is supplied from an unregulated input voltage, which is then switched to generate a regulated output voltage. When an input voltage is applied to the device, the MOSFET switch is activated and current flows through the inductor connected to the input voltage. This increases the voltage drop and causes a step-up in the voltage across the inductor. The output node is then connected through a diode to the output capacitor, which filters out noise and supplies the output voltage.

The basic working principle of TPS622311DRYT makes it an ideal choice for low-power and high-efficiency applications. It has a wide input voltage range and a low quiescent current, which enables it to provide reliable and efficient power supplies for a variety of applications. In addition, the integrated start-up circuit and fixed switching frequency allow for a very small solution size and improved noise performance.

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