ISL9104IRUJZ-T

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The ISL9104IRUJZ-T is a synchronous step-down power module that belongs to the DC-DC switching regulator family. It is designed for use in automotive and commercial applications, and can handle both wide input voltage range and power requirements. The device is qualified for Automotive Electronics Council (AEC) Q100, indicating its reliability and efficacy.

The ISL9104IRUJZ-T allows you to reduce the size of your design and simplify your platform’s power management. This module includes high-side and low-side DMOS switches, a controller and external components and is available in a space-saving 5mm x 8mm TDFN package. It also offers intelligent current protection to ensure the module is reliable and ensures your device’s longevity.

The ISL9104IRUJZ-T’s application field involves all sorts of applications including automotive and commercial applications, microprocessor core supplies, FPGA core and memory supplies, microcontroller core and memory supplies, radio, local area networks, cellular and base transceivers, notebook, tablet and wearable systems, DIN-rail DC/DC converters and LCD, LED and plasma display systems. This power module switch is designed to reduce the power module design complexity and size, improving efficiency and reducing the system cost.

When it comes to the working principle of the ISL9104IRUJZ-T, it specifically adopts a synchronous buck topology. As an integrated step-down synchronous power module, the output voltage can be proportional to the input voltage, controlled by an internal modulation integrated circuit. The built-in current mode control with synchronous rectification has a simplified power stage design and low component count, making it more reliable and efficient.

The ISL9104IRUJZ-T integrates an advanced architecture utilizing robust smart drives and high accuracy monitoring features to reach higher efficiency, faster transient response and lower overall system cost. It includes a comprehensive feature set including input voltage range of 6 to 18V, output current capability up to 4A and output voltage ranges of 0.85V to 5.3V. During start-up, it enables system power sequencing for multiple power rails with very low start-up current. A thermal shutdown adds safety to the device by preventing overheating from circuit or external conditions.

The ISL9104IRUJZ-T also offers current protection by limiting the current at a given level above the maximum rated output current up to the current limit specified. Overvoltage protection ensures the converter is protected from a voltage that rises higher than the maximum rated output voltage. The power module also adds protection features in case of a brown-out condition and with the integrated soft-start, it reduces the inrush current as the load is powered up.

The ISL9104IRUJZ-T provides several advantages: high efficiency meeting Energy Star efficiency level V; high power density to reduce board space up to 90%; fast transient response, high accuracy voltage regulation, input and outputcurrent protection, output overvoltage protection and output overtemperature protection.

Given the features and advantages, the ISL9104IRUJZ-T is a robust, reliable and efficient choice for reducing the power module design complexity and size, improving efficiency and reducing the system cost in automotive and commercial applications.

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