78 Material 

A MnZn ferrite specifically designed for power applications for frequencies up to 200 kHz.

RFID rods, toroids, U cores, and E&II cores are all available in 78 material.

 


78 Material Characteristics


Property Unit Symbol Value
Initial Permeability
@ B <10 gauss
  µi 2300
Flux Density
@ Field Strength
Gauss
oersted
B
H
4800
5
Residual Flux Density Gauss Br 1500
Coercive Force Oersted Hc 0.20
Loss Factor
@Frequency
10-6
MHz
tan δµi 4.5
0.1
Temperature Coefficient of
Initial Permeability (20-70oC)
%/oC   1.0
Curie Temperature oC Tc >200
Resistivity Ω cm ρ 2 x 102





   

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