ISL8216MEVAL1Z

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ISL8216MEVAL1Z is a single-phase synchronous step-down controller evaluation board which is used for the purpose of testing the off-line (DC/DC & AC/DC) SMPS applications. The board has a PWM control IC which is a controller of step-down power conversion which offers features that are necessary to design off-line SMPS efficiently and rapidly.

The features of the ISL8216MEVAL1Z board includes the peak current mode control with both the BiCMOS (BiCMOS control) and hysteresis control approach, 150 kHz to 25 MHz wide over-current protection, integrated ZCS (zero-current-switching) function, short circuit protection, an adjustable output voltage range, and a tool-less voltage programming for testing and prototyping applications. The board also supports a low-voltage-injection (LVI) fault diagnostic output so one can determine the source of the fault.

The working principle of the ISL8216MEVAL1Z board is simple – it uses a buck PWM control circuit that works on the maximum duty cycle principle. The controller and power stage are separated to keep the heat lower, which makes the board much more efficient. The controller uses a BCMOS generator which is an advanced form of the classical PWM generator. It allows more accurate current setting so that direct PWM control of inductor current is achieved.

The board is designed to work in a wide range of power supply input voltages and achieve a maximum output voltage of up to 25 V. It can handle a maximum output current of up to 10A. The design also provides various features such as over-current protection, short-circuit protection, R-C protection, soft start and a low voltage injection fault diagnostic output that can be used to quickly detect any fault.

The ISL8216MEVAL1Z board is suitable for numerous AC/DC and DC/DC converter applications which require high efficiency. Examples of applications are notebook computers, LCD TVs, DVD players and other computing and consumer products that require AC/DC or DC/DC power conversion.

Overall, the ISL8216MEVAL1Z evaluation board is a great tool that helps in the design of reliable, efficient and affordable DC/DC and AC/DC power conversion systems. It provides a powerful, cost-effective solution for many off-line SMPS requirements, and is the perfect choice for prototyping and testing applications. With its advanced features and intuitive design, it is a great value for its price and is readily available in the market.

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