TPS62063DSGR

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TPS62063DSGR is a highly integrated DC-DC converter which regu-lates an input voltage to an adjustable output voltage. It is a 3A synchronous step down converter that operates in the low input voltage range from 0.9V up to 3.8V and integrated two gate drivers. The device includes a switched current source, a full-bridge driver and a negative charge pump. This device offers excellent high frequency performance and high efficiency over high input voltage range without the need of any external devices.It is just what your battery-powered applications need for supplying low output voltage, like in the 0.9V to 1.8V wide range four-pin SOT23 or the 5-pin SOT23 package available.

The built-in high-side/low-side gate driver, a full-bridge driver, a negative charge pump and a current source enable an adjustable output voltage from 0.9V to 3.8V. To reduce the power loss, the startup current and the output voltage can be set by the integrated power control circuit. It also provides a wide-range output current up to 3A. This device is also useful to generate a pre-charge voltage for battery charging applications by allowing pin programmable soft-start system.

The TPS62063DSGR application field and working principle can be best understood by analyzing the various features it has. The device has a wide input voltage range and adjustable output voltage, making it suitable for different types of applications in a wide range of DC-DC converters. It is ideal for low-power applications like mobile phones, digital still cameras, and various mobile devices. It is also used in applications with multi-voltage requirement such as laptop and netbook computers, as well as in memory cards, portable media players, and embedded applications.

When it comes to the working principle, the TPS62063DSGR operates as a switched current source with full bridge driver. The full bridge driver generates the PWM signals to drive the output current. As the PWM frequency increases, the output voltage gradually increases until it reaches the upper limit. In order to regulate the output voltage and reduce the power loss, the integrated power control circuit enables the startup current and the output voltage to be set by the user.

The integrated synchronous rectification function enables the device to achieve high efficiency and low power loss, resulting in a higher power efficiency rate in comparison to other DC-DC converters. It also helps to reduce the power consumed by the device and improve system efficiency.

In summary, the TPS62063DSGR application field and working principle are quite impressive and provide a great range of features and options for various types of applications. The wide input voltage range and adjustable output voltage, along with the high power efficiency and low power consumption, make the TPS62063DSGR the perfect choice for various DC-DC converters. Highly integrated device, with integrated gate driver, full bridge driver and negative charge pump, provide a great solution for low power applications like mobile phones, digital still cameras, and other mobile devices. Moreover, this device can be easily programmable to meet different requirements.

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