TPS62740EVM-186

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TPS62740EVM-186 is an evaluation module (EVM) for high-efficiency, low-input voltage synchronous buck converter. Its AC/DC devices and off-line SMPS make it suitable for a wide range of applications. This EVM has an input voltage range of 3.6 to 6.5 V for a 1.8 V output voltage and up to 4.5 V for a 1.2 V output voltage. The device can consistently deliver up to 2 A of output current with a guaranteed efficiency of greater than 90%.

The TPS62740EVM-186 can be used in a variety of different applications. It is suitable for automotive and other on-board isolating applications, for example powering core logic devices from battery packs or low-voltage power buses. At the same time, it is suitable for point-of-load (POL) DC/DC converters used in computing and communications systems, to provide strict voltage regulation and energy efficiency. It can also be used for industrial and other off-line AC/DC and DC/DC applications such as portable or desktop battery charging systems.

The key features of the TPS62740EVM-186 are its wide input voltage range, up to 4.5 V, and its high efficiency of greater than 90%. This EVM can work with a wide range of switching frequencies, from 75kHz to 1.2MHz, providing considerable flexibility in terms of design and application of the device. This device is also equipped with comprehensive protection features, including input undervoltage lockout, output overvoltage protection, thermal Shutdown and undervoltage lockout. Lastly, the device has a dynamic voltage scaling (DVS) capability that allows for the output voltage to be adjusted on-the-fly in order to support a range of dynamic conditions.

The TPS62740EVM-186 is built upon the TI\'s TPS62740 synchronous buck converter. The converter works by using two metal-oxide-semiconductor field-effect transistors (MOSFETs) in a buck-boost configuration. The input voltage is passed through an inductor, whose current is regulated by the two MOSFETs. The inductor current is then passed through a MOSFET based switch, which is controlled by the high-speed pulse width modulation (PWM) logic to set the desired output voltage. This EVM contains a digital power-mode control loop, which allows the user to customize the dynamic performance for their application. It also contains an advanced clock management system capable of dynamic regulation to support power-saving and power-gating modes. This helps to reduce current consumption, enabling the device to remain energy efficient.

In summary, the TPS62740EVM-186 is an advanced, low-input voltage synchronous buck converter evaluation module. It is suitable for a range of applications and has features such as wide input voltage range, high efficiency, adjustable switching frequencies, comprehensive protection features and a dynamic voltage scaling (DVS) capability. Its advanced clock management system and digital power-mode control loop make the device extremely energy-efficient and customizable, helping to reduce power consumption while providing strict voltage regulation. This makes the TPS62740EVM-186 an ideal choice for on-board and off-line AC/DC and DC/DC applications.

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