ISL8215MEVAL1Z

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Evaluation boards are often used by companies for design and testing purposes when launching new products in order to ensure that they will be reliable in the market and meet customer requirements. One such off-line SMPS (switching mode power supply) evaluation board that is used is the ISL8215MEVAL1Z. This evaluation board can be used in DC/DC and AC/DC applications, and its power capabilities range from 10W to 120W.

The board comprises of an ISL8215 rail-to-rail controller and an integrated AC/DCFly-back Transformer (FBT). It is a Pulse Width Modulated (PWM) flyback based switcher solution that enables a wide range of input voltages and is capable of single output voltages from 3.3V to 24V. It also features a peak current rating up to 25A and -1V to -15V for various sources. It has an adjustable frequency range of 70kHz to 500kHz for controlling the switching frequency of the power module, allowing for better optimization of total system and noise. There is also an integrated 550mΩ at 2A on-chip FET as well as thermal and over voltage protection.

In terms of physical characteristics, the ISL8215MEVAL1Z is quite compact due to its single compact component design. It has a thickness of only 6.25mm and a width of 34.8mm which makes it easy to integrate into a system. The board also comes with a yoke kit, heat sink, and an isolator, making it a complete package for evaluation.

The ISL8215MEVAL1Z undergoes stringent quality and safety tests to guarantee its performance. It has also been approved for use in a variety of applications such as medical, automotive, and consumer electronics, due to its reliability and robustness. With its wide array of features and popularity, the ISL8215MEVAL1Z has become a sought after choice for evaluators and power designers alike.

In order to understand how the ISL8215MEVAL1Z works, it is important to first look at its internal circuitry. The integrated flyback transformer provides energy transfer from the primary to the secondary. The ISL8215 PWM controller is responsible for switching the power stage FETs on and off in order to create the required output voltage. The output voltage can be adjusted by the user through an external resistor or a DAC interface. The switching frequency can also be adjusted through a voltage-controlled oscillator, thus providing the power supply designer with high flexibility to fine-tune the power supply for a given design.

The efficiency of the ISL8215MEVAL1Z is very high, thus reducing the power losses and offering greater performance compared to linear regulators. Its built-in features also protect the board from short circuits and thermal stress. It also has over voltage protection, allowing for greater stability during operation. This way, the ISL8215MEVAL1Z is protected from damage and is suitable for long-term use in the most extreme conditions.

Due to the features and reliability of the ISL8215MEVAL1Z, it is increasingly being looked to as the go-to solution for off-line SMPS evaluation boards. Its wide range of input voltages, peak current rating, and adjustable switching frequency makes it suitable for a range of applications, as well as offers power designers and evaluators an excellent platform for product development and testing.

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