REC3-4805DRWZ/H2/A/SMD-R

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DC-DC converters are used in a variety of applications, from component-level devices to large-scale systems. The REC3-4805DRWZ/H2/A/SMD-R DC-DC converter is a component-level converter designed for high efficiency, flexibility, and low noise operation. This converter offers high power conversion efficiency (up to 98%), wide input voltage range, and good noise immunity. The running frequency is up to 3.2MHz, making it suitable for applications such as portable consumer electronics, automotive, and industrial electronics.

This converter consists of an isolated, high frequency chop oscillator, an input voltage-controlled switched capacitor, two or three buck-boost control loops for output voltage regulation, and a PWM (pulse width modulation) output stage. The input voltage is connected to a high-frequency chop oscillator which is used to create an alternating current that is then regulated by a voltage controlled switch. The voltage controlled switch is activated when the input voltage exceeds the output voltage and then deactivated when the input voltage drops below the output voltage.

The output of the oscillator is connected to two or three buck-boost control loops, depending on the application. The first loop regulates the output voltage, while the second loop controls the current. To ensure high efficiency, the REC3-4805DRWZ/H2/A/SMD-R converter has a synchronous rectification circuit which provides almost zero-loss power conversion. This circuit also offers protection against spikes, overvoltage, and short circuit conditions.

The output stage of the converter consists of a PWM (pulse width modulation) signal that is generated by the converter\'s controller. The controller\'s output signal controls the duty cycle of the PWM signal, which in turn affects the output voltage. The PWM signal is then used to modulate the voltage supplied to the output stage circuitry and ultimately generate the desired output voltage.

The REC3-4805DRWZ/H2/A/SMD-R DC-DC converter offers excellent performance in applications where both efficiency and flexibility are important. For example, it provides a wide input voltage range and can be used for both voltage step-up and step-down applications. The high efficiency, high frequency operation, and excellent noise immunity make this converter a great choice for portable consumer electronics, automotive, and industrial electronics applications.

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