LB 2.8X4.5U

Due to market price fluctuations, if you need to purchase or consult the price. You can contact us or emial to us:   sales@allicdata.com

LB 2.8X4.5U is a ferrite bead and chip that consists of a high saturation-magnetic-resistivity, small-volume ferrite core and an external protective coating. It is designed for applications such as in-line current-limiting filters, pulse-suppression filters, dc-blocking filter and output filter. Through the utilization of ferrite beads, the internal metal streaming inductance and capacitance of the circuit can be effectively reduced, which contributes to the enhanced performance of the circuit.

The external protective coating of LB 2.8X4.5U is usually a combination of argon-oxygen-argon, argon-oxygen-silicon and polyurethane cored. This coating provides the necessary micro-surfaces for corona suppression and augment the protective function of the ferrite bead while enhancing the current-limiting function. The external protective coating also helps enhance the duribility of the chip and extend its operational life.

With a wide range of power ratings, LB 2.8X4.5U ferrite beads and chips can cater to the most demanding applications. It is highly suitable for use in value-added and complex systems, and can provide superior EMI and RFI protection. Its ability to reduce the internal streaming inductance and capacitance also allow for faster signal transitions and reduced crosstalk levels.

The working principle of LB 2.8X4.5U is quite simple. Due to its ferrite core, it can effectively suppress high-frequency noise and transients, thereby providing better EMI/RFI protection. The ferrite beads act as an inductor, wherein the coil inside the ferrite core acts as a low-pass filter for the high-frequency noise. Thus, when the high-frequency noise passes through the coil, the amount of the current that flows through the coil is reduced, while the associated voltage remains almost unchanged. At the same time, the external protective coating of the chip further ensures that the unwanted noise is suppressed effectively.

LB 2.8X4.5U ferrite bead and chip is an ideal choice for various applications, especially those that involve the protection of sensitive components from high-frequency noise and transients. Its ability to reduce the internal streaming inductance and capacitance also means that the chip is highly suitable for use in high-speed circuits, where fast signal transissions and reduced crosstalk levels help improve the overall performance of the circuit.

The specific data is subject to PDF, and the above content is for reference