MAX764CSA+

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MAX764CSA+ Application Field and Working Principle

MAX764CSA+ is a high-efficiency, space-saving regulator with unique, high-efficiency DC/DC buck-boost and buck switching regulators, for industrial-PCs, point-of-sale terminals, wireless and DECT phones, medical supplies and general applications.

The MAX764CSA+ has a wide input voltage range from 4.75V to 28V and is capable of providing regulated output voltages up to 12V. Its high input current rating of up to 10A makes the MAX764CSA+ a great choice for powering high-current loads.

The MAX764CSA+ has a wide operating temperature range of –40°C to +85°C, making it suitable for a variety of industrial, automotive and medical applications. This high-efficiency regulator also features an adjustable switching frequency, an innovative spread-spectrum mode, and an integrated half-bridge driver that eliminates the need for an external driver.

The MAX764CSA+ is a current mode DC/DC buck-boost regulator. It can operate in either buck or buck-boost mode, depending on the input voltage. In buck mode, the output voltage is below the input voltage. In buck-boost mode, the output voltage is higher than the input voltage. The MAX764CSA+ switching frequency ranges from 200kHz to 1MHz and can be adjusted with an external resistor. In addition, the internal spread-spectrum circuit reduces the harmonic content of the switching frequency, thus reducing system level EMI.

The MAX764CSA+ features an integrated half-bridge driver that eliminates the need for an external driver, making it ideal for space-constrained applications. The driver consists of an internal high-side MOSFET and a low-side MOSFET, both with high current ratings. The high-side MOSFET is capable of handling up to 25A of peak current, while the low-side MOSFET can handle up to 12A of peak current. The MAX764CSA+ internal protection features include short circuit, over-temperature, over-voltage and under-voltage protection.

The MAX764CSA+ is an ideal solution for a wide range of industrial, automotive and medical applications. Its wide input voltage range, high efficiency and integrated half-bridge driver make it ideally suited for industrial power supplies, point-of-sale terminals, wireless and DECT phones, medical supplies and general-purpose applications.

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