TPS6208812YFPT

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TPS6208812YFPT is a high-efficiency synchronous switching regulator from Texas Instruments that provides up to 1.2A of current for applications such as the charging and powering of USB peripherals, smart phones and tablets.

The device operates with a high switching frequency of up to 2.2MHz and has a wide input voltage range of 2.3V to 5.5V, making it ideal for a variety of input sources. It also offers an adjustable output voltage range of 0.6V to 4.5V which can be programmed via external resistors. Other features include automatic current limit, soft-start, high accuracy output voltage tracking and a wide operating temperature range of -40°C to +85°C.

In terms of its application field, the TPS6208812YFPT is intended for automotive, industrial, and USB charging and powering applications. It is suitable for applications such as displays, audio, or accessories with DC/DC switching regulators up to 1.2A as a low-power replacement. Additionally, the device can also be used in high-resolution displays and sophisticated audio systems with some modifications.

The working principle of TPS6208812YFPT is based on the Synchronous Buck Switching Regulator Interleaved Power Stage (IPS) architecture. This greatly reduces output voltage ripple and input power loss across a wide range of output currents. By utilising a high-frequency wide-margin oscillator, high switching frequency is achieved, allowing the use of smaller external components and maintaining high efficiency through wide load range.

The device is designed to be stable with any ESR output capacitor and enable switching frequency dithering to suppress electromagnetic interference. Furthermore, it also provides an extensive range of fault protection features such as thermal shutdown, cycle-by-cycle current limit, short-circuit protection and output overvoltage protection.

In conclusion, the TPS6208812YFPT is a high-efficiency, synchronous switching regulator from Texas Instruments that can provide up to 1.2A of current for applications such as the charging and powering of USB peripherals, smart phones and tablets. Its wide input voltage range, adjustable output voltage and wide operating temperature range make it ideal for automotive, industrial and USB charging and powering applications.

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