78F221J

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Fixed inductors are electrical components that feature coils of wire wrapped around a ferromagnetic metal core. They are used for storing or transferring electrical energy. The 78F221J is one type of fixed inductor. It is a small, lightweight part that can be used in various applications.

The 78F221J is a general purpose inductor that is designed to provide a wide range of inductance values. It is available in a variety of sizes and shapes, making it suitable for a wide range of applications. The 78F221J is a surface mount device and is suitable for use in applications such as power supplies, DC-DC converters, and high frequency switching.

The 78F221J features a metal core that is wrapped with multiple turns of insulated wire. The metal core helps to increase the inductance of the inductor and the insulated wire helps to minimize noise and interference. The 78F221J can provide an inductance range from 0.22 mH up to 1000 mH.

The working principle of the 78F221J is based on the laws of electromagnetism. When current passes through a wire, it creates a magnetic field. This magnetic field induces a voltage across the inductor which results in an increased inductance. The inductance of an inductor is determined by the amount of turns of the wire, and the size and shape of the core.

The 78F221J is capable of handling up to 1.5A of current and can operate at up to 300KHz. It is also resistant to heat and can withstand temperatures up to 125°C. This makes it well suited for power supplies and applications that require high-temperature operation. It is also RoHS compliant, making it safe to use in a wide range of applications.

The 78F221J is a versatile, cost-effective solution for applications that require a proven inductor. It is available in a variety of sizes and shapes, and can provide a wide range of inductance values. Its small size and lightweight design make it ideal for space-constrained applications. The 78F221J is also RoHS compliant, making it safe for use in a wide range of applications.

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