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Mnzn Core

Ferrite cores used for audio and video electronics and switching power supplies-with excellent properties such as high saturation magnetic flux density,super low power loss and etc.a kind of product with output over whelms other kinds in the corporation.
Material Characteristic of soft Mnzn ferrite

Characteristic Symbol Unit\Material R2KD R2KBD R2KB1 R1.8KB R1.4K
Initial permeability
250025% 230025% 180025% 140025%
Effective saturation magnetic flux density
Bs
mT
480
(800A/m)
510
( 1194A/m)
510
( 1194A/m)
510
( 1194A/m)
485
( 1600A/m)
Effective retentivity
Br
mT 120 117 95 170 190
Effective coercivity
Hc
A/m 16 12 14.3 16 35
Core Less
Pc
KW/m3 16kHz150mT 25 12*
60 11*
100 12* 4.2*
25kHz200mT 25 130 120
60 90 80
100 100 70
100kHz200mT 25 700 600
60 500 450
100 600 410 110*
500kHz50mT 25 130
60 80
100 80
Curie temperature
Tc
>200 >230 >215 >240 >240
Electrical resistivity
1 10 6.5 3
Density
Kg/m3 4.8 4.8 4.8 4.8 4.8

 

Characteristic
Symbol
Unit
R5K
R7K
R10K
R13K
Initial permeability
550025%
700025%
1000025%
1300025%
Relative loss factor
15(100kHz)
7(10kHz)
7(10kHz)
7(10kHz)
Effective saturation magnetic flux density
Bs
mT
420(800A/m)
400(800A/m)
400(1194A/m)
360(1194A/m)
Effective retentivity
Br
mT
150
90
90
100
Effective coercivity
HcB
A/m
8
10.4
7.2
4.4
Temperature Factor of permeability
1
0~1.5
0~2
-0.5~1.5
-0.5~1.5
20~60
20~55
20~70
20~70
Disaccommodation Factor
DF
3
3
2
2
Curie Temperature
Tc
>140
>125
>120
>110
Resistivity
0.3
0.3
0.15
0.15
Density
g/m3
4.9
4.9
4.9
4.9

Ferrite cores used for EMI suppression featuring wide frequency band and high impedance a kind of electronic components which can not be absent in the field related to electromagnetic compatibility.
Ferrite cores used for SMT featuring light weight,small size and low mounting height a kind of ferrite cores having boundless prospects.