SD20C-471-R

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Fixed inductors are widely used in various signal control and power supply circuits, providing a stable current regardless of the fluctuations in the input voltage. The SD20C-471-R is a type of fixed inductor that utilizes an elecrolytic capacitor to generate a smooth and stable current output. It features a low ESR (Equivalent Series Resistance), ensuring consistent performance despite variations in the input voltage.

The SD20C-471-R is designed with a closed-loop frame to limit the inductance within a pre-defined margin. This ensures that the inductor generates a consistent current without any gradual changes in the output voltage. ItsRated Inductance range is 473-546mH and Rated DC Current is 1.3A. It is capable of operating at frequencies from 0 to 6MHz and withstands Temperature of -40°C to +105°C.

The SD20C-471-R\'s closed-loop frame is constructed using an electrolytic capacitor. This capacitor is connected between the two legs of the inductor in a series configuration. As the input voltage fluctuates, the electrolytic capacitor stabilizes the current output, ensuring a stable current regardless of the input voltage. The capacitor also prevents the inductor from ringing or oscillation, enabling the SD20C-471-R to operate at high frequencies without any issues.

The SD20C-471-R can be used in various signal processing and power supply circuits. It is well suited for applications such as DC-DC converters, switching power supplies, flyback converters, AC adapters, and LED drivers. It can also be used in applications such as motor control, electromagnetic interference suppression, and signal shielding.

The SD20C-471-R is easy to install and use, and its small size makes it ideal for applications with limited space. Its high efficiency and low power consumption also make it an excellent choice for applications that require a high level of power efficiency. Its low ESR ensures consistent performance, even with fluctuations in the input voltage.

In conclusion, the SD20C-471-R is a reliable and low-cost fixed inductor that provides a smooth and stable current output. It is well suited for applications such as DC-DC converters, switching power supplies, flyback converters, AC adapters, LED drivers, motor control, electromagnetic interference suppression, and signal shielding. Its small size and high efficiency make it an excellent choice for applications with limited space and high power efficiency requirements.

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