TPS56121EVM-601

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TPS56121EVM-601 evaluation board is designed to evaluate TI’s TPS56121 synchronous buck controller. It is a DC/DC & AC/DC (Off-Line) SMPS. It is essentially a DC-DC buck converter, which is designed to step down a voltage from its input to a lower, regulated output voltage.

The TPS56121 is a synchronous buck control IC that integrates a high-voltage MOSFET and standard Schottky diode. It supports up to 100 kHz switching frequency, and can deliver a regulated output voltage up to 3.3V, and a regulated current up to 5A. The board can also be configured to work as either a 180W power supply or a low-noise, high-current power source.

The evaluation board has been specially designed using several components, including a TI TPS56121 synchronous buck controller, a Texas Instruments high-speed monitoring IC (UC34174A), a 5V voltage regulator, and a variety of other ICs, passive components, and voltage regulators. The board also has an external DIP switch that allows the user to select the desired output voltage and output current. Additionally, the board has an LED indicator to visually show the status of the output voltage and current.

The TPS56121EVM-601 evaluation board works by using the AC power supply as the input voltage. The input voltage is first stepped down using the synchronous buck controller, and then the voltage regulator sets the output voltage. The external diode rectifier and DIP switch then adjust the output voltage to the desired level. The monitoring IC then monitors the output voltage and the feedback loops adjust the duty cycle to maintain the output voltage at the desired level.

In short, the TPS56121EVM-601 is an evaluation board with powerful design features, which makes it a great solution for characterizing and testing ICs, providing a test platform for power electronics design, and evaluating the performance of TI\'s power management solutions in various applications. The board is capable of providing a regulated output voltage up to 3.3V, and a regulated current up to 5A, with a switching frequency of 100 kHz. Additionally, the board has various components, including an LED indicator, voltage regulator, and external DIP switch for customization.

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