MAX15157BATJ+T

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The MAX15157BATJ+T is a versatile DC-DC switching controller optimized for synchronous, step-down, and step-up applications. Ideal for space-constrained systems, the device integrates an onboard power stage for enhanced power density and accuracy. It also supports a wide input voltage range of 2.7V to 40V, making it suitable for automotive and industrial applications. Additionally, the device features a high system efficiency and a high-frequency switching frequency of up to 2.0MHz.

For applications such as vehicular and industrial power supplies, the MAX15157BATJ+T allows the user to select a fixed switching frequency or use it as an adjustable device. The device’s ability to adjust the switching frequency provides continuous and energy-efficient operation, allowing optimized switching of the current and voltage, thereby reducing power wastage. Moreover, the MAX15157BATJ+T also features programmable Integrated Overvoltage Protection (IOV) for applications requiring fuse-less protection, eliminating the need for additional external circuitry.

The MAX15157BATJ+T also provides a comprehensive output voltage range, adjustable from 0.8V to 36V. With the help of two external voltage divider resistors, precise regulation is possible and adjustable over an extended range of voltages. The device also provides track-load and line regulation control, providing linear regulation of the output voltage in order to maintain stable performance.

The MAX15157BATJ+T simplifies the design process with its integrated low-side MOSFET and current-sense amplifier, enabling power to be efficiently managed by eliminating the need for external components. It also includes an integrated charge pump, which reduces current overhead and lowers the quiescent current profile of the device. Furthermore, thermal shutdown circuitry provides protection in the event the device overheats.

Aside from its power management features, the MAX15157BATJ+T also provides advanced protection features such as undervoltage lockout, overcurrent protection, and open-loop protection. Its integrated MOSFET drives and integrated shoot-through protection eliminate the need for additional external components and gate drives.

The MAX15157BATJ+T is well suited for applications such as automotive, industrial, and consumer electronic power supplies, where space is at a premium and a wide voltage range is required. In summary, the device is an optimized, integrated DC-DC switching controller for use in synchronous, step-down, and step-up applications.

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