NCP1351DDR2G

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The NCP1351DDR2G is a high-performance, high-efficiency, high-frequency synchronous Buck (step-down) DC/DC converter. As an AC/DC converter, it is used to convert an AC power supply, such as a battery or mains electricity, into a regulated DC voltage. As an offline switcher, it is used to switch from one load to another in case the first load is overloaded or fails.

The NCP1351DDR2G has a wide range of operating frequencies and low noise operation, making it very suitable for energy-efficient applications. It is a single switch device offering a total power conversion efficiency over 85%. It is designed with a high-side synchronous rectifier and low-side synchronous rectifier, with current protection, thermal protection, overvoltage protection and soft-start capability.

The working principle of the NCP1351DDR2G is based on the Buck-type converter architecture. It converts a DC input voltage to a lower, regulated DC output voltage. The switching circuit, comprised of transistors and diodes, along with the required control circuitry, is used to switch on and off energy storage elements (such as inductors and capacitors) at the input and output sides to obtain the desired voltage gain. The voltage gain can be adjusted by changing the switching frequency and duty cycle of the switches in the converter.

Due to its wide range of operating frequencies, the NCP1351DDR2G can be used in a wide variety of applications, such as portable and laptop computers, LCD displays, cell phones, and other mobile devices. The device is also suitable for automotive, lighting, industrial, telecom, and other space-constrained applications.

In addition, the NCP1351DDR2G is designed to help minimize the overall power consumption and reduce the size of the solution. It is considerably more efficient and can offer superior conversion efficiency to reduce power losses. This results in improved system performance, more efficient power management, and reduced overall system costs.

NCP1351DDR2G is an ideal solution for systems that require high performance and robustness. It can provide better energy saving where low power consumption and high efficiency is paramount and also support a wide range of voltage and current levels. The wide operating frequencies, wide input supply range, fast turn-on and over-temperature protection feature makes the device a very attractive choice for a various application areas.

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