IM4805SA Power Supplies - Board Mount

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DC DC Converters

DC-DC converters are electronic circuits that convert direct current from one voltage to another. They provide a regulated output voltage, and are generally employed in applications that require higher or lower voltages than the input supply voltage. IM4805SA is one type of DC-DC converter with its own application field and working principle.

Application Field of IM4805SA

IM4805SA is a turbo boost type DC-DC converter that boosts the input voltage over a wide range and provides output voltages up to 5V. It is widely used in an array of applications that require a wide input voltage range and high efficiency. Such applications include automobiles, communication equipment, desktops, laptops, instrumentation, medical devices, and other portable electronic applications. Furthermore, it is also applicable to low power and low voltage LED lighting applications such as outdoor LED video walls.

Working Principle of IM4805SA

The working principle of IM4805SA is based on a two-stage power conversion, which involves a voltage boosting circuit, followed by a voltage stabilization circuit. In the voltage boosting stage, the input voltage is first rectified and the power source is used to create a high frequency oscillator. The output of this oscillator is then amplified and used to drive the switching transistors. These switching transistors are connected in an H-bridge configuration, and when the input voltage is greater than the output voltage, the transistors switch on and off to create a voltage boost. The boosted voltage is then used in the voltage stabilization stage, which involves a voltage regulation circuit and a feedback control circuit. The voltage regulation circuit is used to compare the input and output voltages and adjust the current in the feedback control circuit as necessary. The feedback control circuit then controls the switching transistors, thereby regulating the output voltage.

IM4805SA is a reliable and efficient DC DC converter that is suitable for a wide range of applications. It features a wide input voltage range, high efficiency, low noise, and excellent stability, making it an ideal choice for applications that require these qualities. Furthermore, it is also capable of producing a regulated output voltage of up to 5V, making it suitable for powering a variety of devices.

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