3500-151K

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Fixed inductors are an important component of an electronics system, providing the current and voltage that enable other components to function correctly. This article focuses primarily on the 3500-151K application field and working principle.

What is a Fixed Inductor?

A fixed inductor, also known as a coil or inductor, is a passive electronic component consisting of a coil of wire wrapped around an iron core. The wire connected to either end of the coil carries an electrical current, which produces a magnetic field that induces an alternating current in the coil. The interaction of these two currents results in a drop in voltage across the core and thus a regulating effect on the current that flows through it. Fixed inductors come in various shapes and sizes, with the most common being cylindrical, disc, and square.

3500-151K Application Field and Working Principle

The 3500-151K is a 5311-Size U-Core ceramic power inductor designed to perform under harsh ambient conditions thanks to its excellent temperature stability and wide frequency response. It consists of an iron-cobalt core encapsulated by a ceramic case and ferrite winding, and is suitable for applications in power supplies, DC-DC converters, lightning arresting and radio frequency filter circuits, and EMI/RFI suppression. This inductor is available with either through-hole or surface-mount option.

The 3500-151K works by using the principle of mutual induction. When an AC signal is applied to the coil, the magnetic field produced by the current through the coil will induce a current in the adjacent coil, resulting in an output voltage. The magnitude of the induced voltage is determined by the frequency of the input signal and the value of the inductor in the circuit. The 3500-151K is designed such that the induced voltage is not reduced over a wide frequency range.

Conclusion

Fixed inductors are an indispensable component of electronic circuits, and the 3500-151K exemplifies the reliable performance and wide range of uses available from modern inductors. Its excellent temperature stability and wide frequency response make it an ideal choice for most applications.

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