ZUS10053R3

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DC-DC converters are used to convert power from one DC level to another higher or lower level. The ZUS10053R3 is a particular type of DC-DC converter, equipped with features reliant on efficient converter technologies and power handling capability capabilities. This converter is most suitable for applications in automotive and transport, medical power supplies, aerospace, industrial and consumer applications. It can provide accurate regulation and noisy load applications, and has a wide input voltage range of 4.5-100V.

The ZUS10053R3 is a wide input voltage step-down voltage converter. Its key features include efficiency up to 95%, full-power working temperature of 105°C (at derating), line and load regulation of ±0.5% typical, output ripple of <1% peak-to-peak, and operation over a 4:1 range of input voltage. The ZUS10053R3 provides a nominal output voltage of 3.3V and provides a continuous output power of up to 25W. It uses a current-mode control to minimize output ripple and reduce the input filter size, and is also designed to handle fast transient load events while providing high accuracy over line and load conditions.

The ZUS10053R3 utilizes the latest ZETCODE™ controlchip platform to enable optimized current-mode control performance. This platform reduces output current ripple and provides the flexibility for low-ripple convergence and high reliability at high-speed transient loads. The converter offers a variety of protections such as over-voltage, over-load, inputs reverse-polarity protection, and over-temperature protection. The switch shown in the figure is a high-grade 4A/100V external MOSFET, which ensures a highly accurate current limit protection and a low on-resistance value of <2.2mΩ, reducing the on-state power dissipation during load regulation.

The output voltage can be remotely regulated, providing a wide range of adjustability from 0.8V to 3.3V, allowing optimization of the power supply selection. The efficiency of the ZUS10053R3 can be as high as 95%, allowing for reduced heat dissipation and improved power conversion. The ZUS10053R3 also features an excellent level of Immunity to RF interference design which protects against noise emitted by other electronic devices and improves overall device performance.

In summary, the ZUS10053R3 is a wide input and high efficiency step-down voltage converter suitable for various applications in automotive and transport, medical power supplies, aerospace, industrial and consumer applications. Its optimized current-mode control performance, adjustable output voltage range, and high conversion efficiency make it an ideal choice for those considering to use a DC-DC converter.

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