Ferrite beads
![Ferrite Bead, SMD 0402, 500 mA, 50 mΩ, 100 MHz, 10 Ω, ±25 %, 7427927110](/en/images/2c6/WE-CBF_0603/95x95/ferrite-bead-smd-0402-500-ma-50-m-100-mhz-10-25-7427927110.png)
![Ferrite Bead, SMD 1206, 10.5 A, 3 mΩ, 100 MHz, 10 Ω, ±25 %, 74279221100](/en/images/816/WE-MPSB/95x95/ferrite-bead-smd-1206-10-5-a-3-m-100-mhz-10-25-74279221100.png)
![Ferrite Bead, SMD 0805, 3 A, 25 mΩ, 100 MHz, 10 Ω, ±25 %, 742792011](/en/images/90c/WE-CBF_0805/95x95/ferrite-bead-smd-0805-3-a-25-m-100-mhz-10-25-742792011.png)
![Ferrite Bead, SMD 0603, 3 A, 30 mΩ, 100 MHz, 100 Ω, ±25 %, MPZ1608S101AT](/en/images/4b4/9029620629534/95x95/ferrite-bead-smd-0603-3-a-30-m-100-mhz-100-25-mpz1608s101at.png)
![Ferrite Bead, SMD 0805, 4 A, 20 mΩ, 100 MHz, 100 Ω, ±25 %, MPZ2012S101AT](/en/images/4b4/9029620629534/95x95/ferrite-bead-smd-0805-4-a-20-m-100-mhz-100-25-mpz2012s101at.png)
![Ferrite Bead, SMD 0603, 500 mA, 150 mΩ, 100 MHz, 100 Ω, ±25 %, 742792620](/en/images/2c6/WE-CBF_0603/95x95/ferrite-bead-smd-0603-500-ma-150-m-100-mhz-100-25-742792620.png)
![Ferrite Bead, SMD 2220, 7 A, 5 mΩ, 100 MHz, 100 Ω, ±25 %, 74279224101](/en/images/816/WE-MPSB/95x95/ferrite-bead-smd-2220-7-a-5-m-100-mhz-100-25-74279224101.png)
![Ferrite Bead, SMD 3312, 10 A, 4 mΩ, 100 MHz, 100 Ω, ±25 %, 74279225101](/en/images/816/WE-MPSB/95x95/ferrite-bead-smd-3312-10-a-4-m-100-mhz-100-25-74279225101.png)
![Ferrite Bead, SMD 1812, 8 A, 6 mΩ, 100 MHz, 100 Ω, ±25 %, 74279226101](/en/images/816/WE-MPSB/95x95/ferrite-bead-smd-1812-8-a-6-m-100-mhz-100-25-74279226101.png)
![Ferrite Bead, SMD, 5 A, 15 mΩ, 100 Ω, SMB/002-999X-01](/en/images/808/8834905899038/95x95/ferrite-bead-smd-5-a-15-m-100-smb-002-999x-01.png)
![Ferrite Bead, SMD 0603, 3 A, 40 mΩ, 100 MHz, 100 Ω, ±25 %, MH1608-101Y](/en/images/617/CVH160808-2R2M/95x95/ferrite-bead-smd-0603-3-a-40-m-100-mhz-100-25-mh1608-101y.png)
![Ferrite Bead, SMD 1206, 200 mA, 450 mΩ, 100 MHz, 1000 Ω, ±25 %, 74279214](/en/images/bea/WE-CBF_1206/95x95/ferrite-bead-smd-1206-200-ma-450-m-100-mhz-1000-25-74279214.png)
![Ferrite Bead, SMD 0805, 500 mA, 300 mΩ, 100 MHz, 1 kΩ, ±25 %, MMZ2012R102AT](/en/images/408/8986920943646/95x95/ferrite-bead-smd-0805-500-ma-300-m-100-mhz-1-k-25-mmz2012r102at.png)
![Ferrite Bead, SMD 0603, 400 mA, 500 mΩ, 100 MHz, 1 kΩ, ±25 %, PE-0603FB102ST](/en/images/906/85D336/95x95/ferrite-bead-smd-0603-400-ma-500-m-100-mhz-1-k-25-pe-0603fb102st.png)
![Ferrite Bead, SMD 0603, 4.1 A, 20 mΩ, 100 MHz, 110 Ω, ±25 %, 74279228111](/en/images/816/WE-MPSB/95x95/ferrite-bead-smd-0603-4-1-a-20-m-100-mhz-110-25-74279228111.png)
![Ferrite Bead, SMD 0805, 3.1 A, 37 mΩ, 100 MHz, 180 Ω, ±25 %, 74279220181](/en/images/816/WE-MPSB/95x95/ferrite-bead-smd-0805-3-1-a-37-m-100-mhz-180-25-74279220181.png)
![Ferrite Bead, SMD 2012, 2 A, 100 mΩ, 100 MHz, 220 Ω, ±25 %, MH2029-221Y](/en/images/617/CVH160808-2R2M/95x95/ferrite-bead-smd-2012-2-a-100-m-100-mhz-220-25-mh2029-221y.png)
![Attenuation bead, 100 MHz, 30 Ω, 603 01 08 T20](/en/images/862/8832725221406/95x95/attenuation-bead-100-mhz-30-603-01-08-t20.png)
![Ferrite Bead, SMD 0603, 500 mA, 250 mΩ, 100 MHz, 300 Ω, ±25 %, MMZ1608R301AT](/en/images/408/8986920943646/95x95/ferrite-bead-smd-0603-500-ma-250-m-100-mhz-300-25-mmz1608r301at.png)
![Attenuation bead, 1 A, 250 MHz, 350 Ω, 06H-451X-00](/en/images/92d/8896480477214/95x95/attenuation-bead-1-a-250-mhz-350-06h-451x-00.png)
Ferrite beads are passive components used in electronic circuits to suppress high-frequency interference signals. Also known as "attenuation beads," they act as passive low-pass filters and systematically sort signals above the cutoff frequency. This significantly improves signal quality.
Communication devices or even the functionality of computer software are particularly dependent on clean signal transmission, which is why ferrite beads are often used in these areas. Ferrite beads differ in terms of their material composition, their physical size and shape, and their impedance and cutoff frequency.