4212R-4

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Ferrite Beads and Chips have a wide range of applications, from communication devices to home appliances. The 4212R-4 Ferrite Bead is a key component in any electronic device, working as both a protection circuit for high-frequency signals and as an EMI interference filter. The 4212R-4 is a high-shielding ferrite bead that offers excellent EMI interference filtering for both high-frequency and low-frequency applications, making it ideal for both consumer and industrial electronics.

The 4212R-4 operates by blocking the passage of interference through either the inductive or capacitive effects of its ferrite core. The core consists of a single cylindrical or toroidal ferrite element wound with two or three grounded windings. The conductive windings act as a shield to block the passage of interference, while the ferrite core creates a low-impedance filter that blocks low-frequency signals.

The 4212R-4 has a lower insertion loss than other ferrite beads, making it more suitable for high-impedance applications. Its large size allows for a strong shielding effect. The 4212R-4 also offers superior frequency performance due to its small size and winding technique, which reduces the effect of noise on the signal.

The 4212R-4 is used in a variety of applications, such as power-supply disruption protection, line noise filtering, and EMI/RFI interference reduction. In power-supply disruption protection, the 4212R-4 is used to reduce the surge in voltage caused by transient events such as switching transients. In line noise filtering, the 4212R-4 is used to reduce the amount of interference between two electronic systems. And in EMI/RFI interference reduction, the 4212R-4 is used to reduce the amount of radio frequency interference that is caused by two electronic devices.

The 4212R-4 is a reliable and efficient Ferrite Bead and Chip that is suitable for a wide range of applications. Its low insertion loss and high shielding effect make it ideal for high-impedance applications, while its small size and superior frequency performance make it ideal for EMI/RFI interference reduction. With its wide range of applications and reliable performance, the 4212R-4 is an essential component in any electronic device.

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