MAX9671EVKIT+

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MAX9671EVKIT+ is a versatile evaluation and demonstration board and kit designed for efficient high-frequency industrial applications such as motor controllers, motor drivers, and power converters. It is widely used for rapid prototyping, functional testing, and evaluation of different power conversion solutions.

The MAX9671EVKIT+ has a low-temperature-coefficient crystal oscillator configured on the board that offers superior operation stability and less circuit complexity when compared to resonator oscillators. The board also features a 200-pin, TQFP-RMLF package with a 2.5mm lead pitch and a 40V power supply. The board is also fitted with USB and CAN transceivers, enabling users to quickly debug and improve their designs.

The MAX9671EVKIT+ measures the current output of the board by using two MOSFETs, which are coupled to two current sources. The board also supports PWM mode as well as CCM, DCM, and CM. Additionally, the board features an embedded 16-bit microcontroller with a 10-bit A/D converter, allowing the board to make accurate digital control of current and voltage.

The board houses a range of digital control and monitoring features such as temperature monitoring, voltage monitoring, current monitoring, and error flags. The board also features independent control for each phase, allowing the user to control the phase current separately. Furthermore, an onboard 5V buck converter can be used to supply various components, such as optocouplers and microcontrollers.

The MAX9671EVKIT+ operates on a 5-to-32V supply voltage range, allowing the board to be used in a wide variety of applications. The board also features superior performance even at peak current loads, ensuring reliable operation. In addition, the board supports a wide operating temperature ranging from 5 to 140°C.

The MAX9671EVKIT+ also features built-in software that can be used to quickly prototype and evaluate your power-conversion design. The software features multiple modes of operation, allowing users to quickly set a reference current and control the PWM duty cycle accordingly, as well as to monitor the input and output signals.

The board also features a galvanic isolation of 500Vdc between the power stages and the control interface. In addition, the board includes an optocoupler for controlling the power stages, which ensures maximum safety for the users. Moreover, the board supports an “active brake” feature that allows the user to safely stop the motor without the need for external braking components.

Overall, the MAX9671EVKIT+ is an excellent and robust evaluation and demonstration board and kit for efficient high-frequency industrial applications. With its low-temperature-coefficient crystal oscillator, wide 5- to 32V supply voltage range, integrated software, and other features, it provides an easy-to-use and reliable way to quickly prototype and improve the performance of your power-conversion design.

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