25-CBSA-1.75X2.75X0.225

Series:	20-CBS
Part Status:	Active
Type:	Shield, 2-Piece
Height - Overall:	0.225" (5.72mm)
Length - Overall:	2.750" (69.85mm)
Width - Overall:	1.750" (44.45mm)
Ventilation:	Non-Vented
Mounting Type:	Surface Mount, Through Hole

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 ShieldsAn RF shield is a device used to protect an electronic system from external electromagnetic interference (EMI). The term ‘RF Shield’ refers to the ability to block out certain types of EMI, usually radio frequency (RF) waves. In particular, an RF shield is made to reduce the amount of RF energy that enters or exits an electromagnetic environment. This process helps to improve signal-to-noise and reduce error rates, leading to better performance of the system.One application of RF shielding is 25-CBSA-1.75X2.75X0.225. This shield is made from 0.125 inch lead sheet with shielding properties of 40 dB both above and below the shielding frequency of 25 MHz. The shield material is also striped with 0.25 inch aluminum ribbons for increased strength and durability. The shield is designed to be used in electrical systems that may be exposed to RF frequency sources, such as cell towers and radio masts. The purpose of an RF shield is to reduce the effects of RF interference on the system’s performance. It does this by blocking RF energy from entering or exiting the system, and by absorbing and reflecting incoming RF energy back to its source. The main benefit of using an RF shield is that it improves the signal-to-noise ratio and thus enhances the performance of the system.The working principle of the 25-CBSA-1.75X2.75X0.225 shield is based on two main concepts. Firstly, the effective shielding of an electric field requires a conductive material which provides an effective path for the electrons to follow and prevent the electric field from entering or leaving the shielded area. Secondly, the shielding of a magnetic field requires a ferrous material, as mentioned above, that provides an effective path for the electrons to follow and suppress the magnetic field. For the 25-CBSA-1.75X2.75X0.225, the lead sheeting provides the electric field shielding ability, while the aluminium ribbons provide the magnetic field shielding ability. This shield is designed to block out EMI from 25 MHz and above, which is the typical range for RF interference emitted by cell towers and radio masts.Apart from the RF shielding capability, the 25-CBSA-1.75X2.75X0.225 also provides a good level of fire protection. As lead is highly resistant to fire, the shield helps to prevent the spread of fire by providing an additional layer of protection. This shield is also ideal for applications where the highest level of fire protection is required but the size of the shield makes it difficult to install. In addition, the 25-CBSA-1.75X2.75X0.225 is also well-suited for use in high-vibration and hazardous environments due to its high level of structural integrity and durability. The aluminum ribbons provide additional reinforcement, making it an ideal choice for applications where a long-term solution is required.Overall, the 25-CBSA-1.75X2.75X0.225 is an effective solution for applications that require high levels of RF shielding, fire protection and durability. Its shielded design and robust construction make it an ideal choice for protecting electronic systems from external interference.

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