Soft Ferrite Core


NiCuZn Ferrite Core(RF)

Our Soft Ferrite Elements Factory has been developing/producing materials and elements of soft ferrite . Its series kind of the primary materials are Mn-ZN, Ni-Zn,Ni-Cu-Zn and Mg-Zn, and kinds of core specifications made of the materials are more than one thosand, such as shapes of E,U, G, Rm, PQ, LP, toroidal,post, spiral, SMD and others.
Material Characteristic of NiCuZn ferrite material
Characte69ristics TYPE NO  
RF55 RF100 RF250 RF300 RF500 RF750 RF900 RF1K RF1.2K
Intial Permeability 25% 55
(2MHz) 		100
(0.4MHz) 		250
(0.1MHZ) 		300
(0.1MHz)

500+100-150
(0.1MHz)

750
(0.1MHz) 		900
(0.1MHz) 		1000
(0.05MHz) 		1200
(0.01MHz)
Relative Loss Factor
()
200
(2MHz) 		180
(20MHz) 		40
(2MHz) 		45
(0.1MHz)

30
(0.1MHz)

18
(0.1MHz) 		80
(0.1MHz) 		10
(0.05MHz) 		25
(0.01MHz)
450
(50MHz) 		180
(0.4MHz) 		100
(2MHz) 		210
(1.5MHz) 		200
(1.5MHz) 		250
(1.5MHz) 		150
(0.5MHz) 		40
(0.5MHz) 		80
(0.5MHz)

Relative temperature
(20-60)
Coefficient
/() 		0~50 30~60 15~5 -7~-3 -6~-2 3~6 0~3 1~6 0~5
Curie Temperature
Tc()
 300 250 200 150 130 120 120 130 100
Density
d(g/cm3)		 4.9 4.9 5.0 5.0 4.9 4.9 4.9 5.0 5.0
Resistivity
( )		 107 107 107 107 107 107 107 107 107

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