R0.25S12-0512/H-R

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DC to DC converters are widely used in many industries as they help to manage the power delivery of devices in a safe and efficient manner. The R0.25S12-0512/H-R is an example of a DC DC converter that provides power conversion and regulation of currents. This article will provide an overview of the R0.25S12-0512/H-R application field and working principle.

The R0.25S12-0512/H-R is a step-down DC/DC synchronous switching converter, operating up to 40V DC input. It accepts input voltages ranging from 4.5V to 40V and delivers output currents up to 1.25A. This converter features programmable frequency, soft-start, external soft-start, input under-voltage lockout, and over-current protection.

The R0.25S12-0512/H-R converter is mainly used in industrial and automotive applications. It is used to step down a higher input voltage to a lower output voltage, while providing adequate power efficiency. It is typically used for power supply systems, such as internal switching power supplies, signal conditioning, computer systems, and portable devices.

The working principle of the R0.25S12-0512/H-R converter is based on a buck topology. It utilizes the Synchronous Rectifier (SR) circuit which consists of two high-side MOSFETs and two low-side MOSFETs, in order to provide low voltage and high load capacity. The SR circuit allows for fast switching and low power dissipation.

The SR circuit of the R0.25S12-0512/H-R converter is designed with Synchronous Drive which allows the switching frequency to adjust based on the load and input. This results in the output voltage being more stable and efficient. In addition, the converter has a 300KHz fixed frequency, allowing it to maintain a constant voltage and load regulation.

The R0.25S12-0512/H-R has wide variety of applications thanks to its small size, high efficiency, and wide input voltage range. It is used to step down higher input voltages in order to provide more stable and efficient power to a variety of devices and systems. The SR circuit with Synchronous Drive provides excellent performance in terms of switching frequency and power efficiency.

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