LM2757TMEV

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The LM2757TMEV is a DC/DC & AC/DC (Off-Line) SMPS evaluation board, designed to evaluate the performance of the LM2757 switching regulator. The design of the LM2757TMEV board is suitable for use in a variety of systems including automotive, consumer, communications, industrial and medical. The LM2757TMEV uses a high frequency switched-mode power supply topology to provide an adjustable output voltage. In addition, the design also features an adjustable current limit and a ripple absence circuit.

The LM2757TMEV application field includes DC/DC and AC/DC (Off-Line) SMPS designs for automotive, consumer, communications, industrial, and medical applications. It can provide a wide range of output voltages from a 9 V to 30 V input, and is suitable for 2 A and 4 A applications. The LM2757TMEV evaluation board is designed to allow engineers and designers to evaluate the performance of the LM2757 switching regulator.

The working principle of the LM2757TMEV is based on the flyback topology. The design of the LM2757TMEV board includes a power stage for turning on and off the switch to provide a regulated output. The power stage is controlled by a Pulse Width Modulation (PWM) signal generated by the LM2757. The PWM signal is applied to the gate of the Power Stage MOSFETs in order to regulate the switching of the output voltage.

The LM2757TMEV evaluation board also features various protection components and features that are designed to protect the board from abnormal operational conditions. These components include a soft-start circuit to limit in-rush current, and an over-current protection circuit to protect the board from over current or short circuit conditions. Additionally, the LM2757TMEV also features an over-voltage protection circuit which prevents the output voltage from exceeding a certain limit. The board is also designed with a wide input voltage range, and is suitable for 12 V, 24 V, and 30 V input.

In summary, the LM2757TMEV evaluation board is designed to evaluate the performance of the LM2757 switching regulator. The application field of the LM2757TMEV includes DC/DC and AC/DC (Off-Line) SMPS designs. The board features an adjustable output voltage, adjustable current limit, ripple absence circuit, soft-start, over-current and over-voltage protection. The LM2757TMEV evaluation board is suitable for a wide input voltage range, and it can be used in both 12V and 24V applications.

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