1025-28K Inductors, Coils, Chokes

DC Resistance (DCR):	400 mOhm Max
Height - Seated (Max):	--
Size / Dimension:	0.095" Dia x 0.250" L (2.41mm x 6.35mm)
Supplier Device Package:	Axial
Package / Case:	Axial
Mounting Type:	Through Hole
Inductance Frequency - Test:	7.9MHz
Operating Temperature:	-55°C ~ 105°C
Ratings:	--
Frequency - Self Resonant:	115MHz
Q @ Freq:	30 @ 7.9MHz
Series:	Military, MIL-PRF-M15305, MS75084
Shielding:	Unshielded
Current - Saturation:	--
Current Rating:	415mA
Tolerance:	±10%
Inductance:	2.2µH
Material - Core:	Iron
Type:	--
Part Status:	Active
Packaging:	Tape & Reel (TR)

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Introduction to 1025-28K Fixed Inductors

A fixed inductor, also known as choke or coil, is an electronic component that works by storing electric energy in a magnetic field. It is one of the most common passive components in circuit application. The 1025-28K fixed inductor is a type of fixed inductor that is manufactured by specially designed windings to ensure high performance for signal transmission applications. As a chip inductor, the 1025-28K is small in size and can be used to create distributed inductance circuits for signal matching applications.

Characteristics of 1025-28K Fixed Inductors

The 1025-28K fixed inductor has excellent physical and electrical properties. It has a maximum operating temperature of 140 degrees Celsius and an inductance tolerance of +/- 5 percent. It is also constructed using copper wire windings, which ensures low DC resistance and low AC resistance. The copper winding also ensures good thermal performance and high vibration resistance.

1025-28K Application Field and Working Principle

The 1025-28K fixed inductor has a wide range of applications, ranging from power line filters, telecom applications, radio-frequency (RF) receivers, to ADC/DAC filters. It is most commonly used for signal transmission applications such as high-frequency signals and power frequency signals. Its operating principle is simple and straightforward: when an alternating current is applied to the winding, a magnetic field is generated, which then stores electric energy. When the electric current is reduced or removed, the magnetic energy is released, generating a current in the opposite direction. This generates a voltage opposite to the original current, which is then used as output.

Advantages and Disadvantages of 1025-28K Fixed Inductors

The 1025-28K fixed inductor has several advantages. For one, its small physical size makes it ideal for integration into electronic equipment and products. It also has a low DC resistance, making it suitable for high-frequency applications. In addition, its high vibration resistance allows for the consistency of signal transmission.Despite its several advantages, the 1025-28K fixed inductor also has some drawbacks. One disadvantage is its lower inductance categories, which can limit its ability to transmit more powerful signals. Another disadvantage is its relatively higher cost compared to other inductors in the market.

Conclusion

The 1025-28K fixed inductor is a widely used electronic component for signal transmission applications. It is small in physical size and has excellent inductance characteristics, making it suitable for integration into many products and applications. It also has a low DC resistance, making it suitable for high-frequency and power-frequency applications. While it has several advantages, its low inductance categories and relatively higher cost can be limiting factors in some applications.

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