Typical Impedance (Ω)

10 MHz 31

25 MHz+ 59

100 MHz+ 110

250 MHz 134

Round cable snap-it assemblies are controlled for impedances only. Minimum impedance values are specified for the + marked frequencies. The minimum impedance is typically the listed impedance less 20%.

Dim mm mm tol nominal inch inch misc.

A 24.7 _ 0.972 _

B 7.9 _ 0.311 _

C 22.8 _ 0.898 _

D 10.2 _ 0.402 _

E 17.8 _ 0.701 _

This NiZn is our most popular ferrite for suppression of conducted EMI from 20 MHz to 250 MHz. This material is also used for inductive applications such as high frequency common-mode chokes.

Available in 43 material:

EMI Suppression Beads

Beads On Leads

SM beads

Multi-Aperture Cores

Round Cable EMI Suppression Cores

Round Cable Snap-Its

Flat Cable EMI Suppression Cores

Flat Cable Snap-Its

Miscellaneous Suppression Cores

Bobbins

Toroids

43 Material Characteristics

Property Unit Symbol Value

Initial Permeability@ B < 10 gauss µi 800

Flux Density @ Field Strength Gauss

Oersted B

H 2900

Residual Flux Density Gauss Br 1300

Coercive Force Oersted Hc 0.45

Loss Factor @ Frequency 10 -6

MHz Tan δ/ µi 250

1.0

Temperature Coefficient of Initial Permeability (20 -70°C) %/°C 1.25

Curie Temperature °C Tc >130

Resistivity ohm-cm ρ 1×105

**** Characteristic curves are measured on standard Toroids (18/10/6 mm) at 25°C and 10 kHz unless otherwise indicated. Impedance characteristics are measured on standard shield beads (3.5/1.3/6.0 mm) unless otherwise indicated.

Material Safety Data Sheet (MSDS)

Ferrite Material Constants

Specific Heat0.25 cal/g/°CThermal Conductivity3.5 - 4.5 mW/cm-°CCoefficient of Linear Expansion8 - 10x10-6/°CTensile Strength4.9 kgf/mm2Compressive Strength42 kgf/mm2Young's Modulus15x103 kgf/mm2Hardness (Knoop)650Specific Gravity≈4.7 g/cm3

The above quoted properties are typical for Fair-Rite MnZn and NiZn ferrites.