20-CBSA-0.5X3.75X0.2

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

RF shields, sometimes referred to as radio frequency interference (RFI) shields, are devices used to limit or prevent radiation and electromagnetic (EM) interference within electronic circuits. Radiation or EM interference can cause problems such as system malfunction, degradation of signal integrity, and data corruption. In order to prevent the malfunctions caused by radiation and EM interference, appropriate shielding devices must be employed. Such shielding devices commonly include RF shields.

The 20-CBSA-0.5X3.75X0.2 shield is one type of RF shield that is used to reduce RFI or EMI (electromagnetic interference) in consumer electronics, telecommunications, and other electronic applications. It is designed to provide a broad spectrum of shielding effectiveness from a wide range of frequency frequencies. This shield offers a more economical solution for applications that demand both excellent shielding and size constraints, such as RF modules.

The 20-CBSA-0.5X3.75X0.2 shield consists of a multi-layer electrical material with an inner conductive core. The conductive core is covered by a dielectric insulator that isolates the core from the outer environment. The dielectric material and the core are then combined with a protective layer to form the RF shield. The construction of the shield helps reduce the level of interference by blocking or absorbing the wave energy of the interfering signal.

The 20-CBSA-0.5X3.75X0.2 shield is designed to be effective over a frequency range of 100 MHz to 10 GHz. It has a shielding effectiveness of 90 dB at 1 GHz. This shield is perfect for applications such as mobile phones, networking equipment and computer peripherals. It is also used in radar systems, satellite dishes, and radio receivers, as well as many other electronic devices.

The working principle of the 20-CBSA-0.5X3.75X0.2 shield is based on a concept called the “Faraday cage”. This principle states that any external electric fields are blocked or considered blocked by the conductive material contained within the Faraday cage, regardless of the shape of the Faraday cage. The Faraday cage works by resulting in the cancellation of the electric fields on the exterior of the cage and the reduction of the electric fields on the interior of the cage.

The 20-CBSA-0.5X3.75X0.2 shield is constructed by bonding the inner layer of the shield to the outer layer, creating the Faraday cage. The inner layer is typically a conductive metal, such as aluminum or copper, while the outer layer is usually an insulating material, such as plastic. The two layers are then sandwiched between a protective layer. The construction of the shield helps to reduce the amount of interference by blocking or reflecting the waves from the interfering signal.

In conclusion, the 20-CBSA-0.5X3.75X0.2 RF shield is an effective shielding device used to reduce RFI and EMI in a wide range of electronic and telecom applications. It employs a Faraday cage principle to achieve excellent shielding effectiveness across a wide frequency range. This shield offers a low-cost, yet still efficient, solution for applications such as RF modules.

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