IM04EB221J

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Fixed inductors are electronic components used to create and store magnetic fields. The IM04EB221J is a surface-mount fixed inductor designed to meet MIL-PRF-39006 specifications for reliability and performance in demanding applications. It features a wide temperature range, excellent heat dissipation, and low radiated-interference susceptibility. The IM04EB221J is ideal for use in applications such as power line filters, high-speed signal-transmission relays, and voltage regulators.

The IM04EB221J has a core size of 0.4 inch by 0.4 inch (10mm by 10mm). It has an operating temperature range of -55°C to +125°C. The inductance range is 0.7 to 4.7 µH. The operating DC current range is 3.6 to 4.6 A, and the DCR range is 530 to 960 mΩ. The inductor is rated at 10.0 A, 25°C.

The IM04EB221J uses a sheet-metal core made of 90% nickel-iron alloy. The windings are made of enameled copper wire. The core and windings are then encased in a molded plastic package, which is further encapsulated in epoxy for protection against vibration, impact, and moisture. The combination of materials and components make the device very reliable and provide excellent heat dissipation.

The working principle of the IM04EB221J is very simple. When an alternating current passes through the windings, it induces a fluctuating magnetic field that creates a varying flux in the core. This changing flux induces a current in the windings. The induced current has the same frequency as the alternating current, but it is slightly delayed in time, resulting in a phase shift. This phase shift is the essence of the inductor\'s operation.

The IM04EB221J is a versatile and reliable inductor that can be used in a wide variety of applications. It can be used to reduce noise and electrical interference in high-speed signal transmission relays, to reduce electrical ripple in power line filters, and to regulate voltage in motor or transformer control circuits. Its rugged construction and wide temperature range make it suitable for use in harsh environmental conditions.

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