|
Mn-Zn高磁导率铁氧体材料特性
Mn-Zn High Permeability Ferrite Material Characteristics
|
|
特性
Characteristics
|
单位
Unit
|
Hx-5k
|
Hx-7k
|
Hx-10k
|
|
初始磁导率μiac
Initial Permeability
|
|
5000±25%
|
7000±25%
|
10000±25%
|
|
初始磁导率比温度系数αμ/μiac
Relative temperature coefficient
|
×10-6/℃
|
-0.5-2.0
(20~60℃)
|
-0.5-2.0
(20~60℃)
|
-0.5-1.5
(20-60)
|
|
比损耗因子tanδ/μiac(10KHz)
Relative loss factor
|
10-6
|
＜6.5
(10KHz)
|
＜7
(10KHz)
|
＜7
(10KHz)
|
|
减落因子 DF[1 to 10 minutes]
Disaccommodation factor
|
10-6
|
＜3
|
＜2.5
|
＜2
|
|
饱和磁通密度Bs[H=1194A/m]
Saturation flux density
|
mT
|
420
|
410
|
400
|
|
剩磁Br
Remanence
|
mT
|
140
|
100
|
90
|
|
矫顽力Hc
Coercivity
|
A/m
|
8
|
7.5
|
7.2
|
|
电阻力Pv
Electrical resistivity
|
Ω.m
|
1
|
0.3
|
0.15
|
|
居里温度Tc
Curie temperature
|
℃
|
＞135
|
＞125
|
＞120
|
|
密度d
density
|
Kg/m3
|
4.8×10 3
|
4.9×10 3
|
4.9×10 3
|
|
Mn-Zn功率铁体材料特性
Mn-Zn Power Ferrite Material Characteristics
|
|
|
特性
Characteristics
|
单位
Unit
|
Hx-3k
|
Hx-30
|
Hx-40
|
|
初始磁导率μiac
Initial Permeability
|
|
3000+25%
|
2500±25%
|
2300+25%
|
|
振幅磁导率μa
Amplitude Permeability
|
|
3000min
|
3200min
|
3000min
|
|
饱和磁通密度Bs
Saturation flux
density
|
25℃
|
mT
|
470
|
500
|
500
|
|
100℃
|
mT
|
370
|
390
|
390
|
|
剩磁Br
Remanence
|
25℃
|
mT
|
120
|
110
|
100
|
|
100℃
|
mT
|
85
|
60
|
55
|
|
矫顽力Hc
Coercivity
|
25℃
|
A/m
|
12
|
12
|
14
|
|
100℃
|
A/m
|
7
|
10
|
9
|
|
功率损
Pcv
Power Loss
|
25KHz
200mT
|
25℃
|
KW/m
|
168
|
140
|
105
|
|
60℃
|
KW/m
|
140
|
95
|
75
|
|
100℃
|
KW/m
|
154
|
110
|
70
|
|
100KHz
200mT
|
25℃
|
KW/m
|
|
800
|
600
|
|
60℃
|
KW/m
|
|
600
|
460
|
|
100℃
|
KW/m
|
|
700
|
410
|
|
120℃
|
KW/m
|
|
|
500
|
|
电率Pv
Electrical resistivity
|
Ω.m
|
6
|
9
|
6
|
|
居里温度Tc
Curie tempperature
|
℃
|
200
|
230
|
215
|
|
密度
density
|
Kg/m3
|
4.8×10 3
|
4.8×10 3
|
4.8×10 3
|
|
|
锰锌铁氧体磁粉
|
|
牌号
|
Hx-3K
|
Hx-30
|
Hx-40
|
Hx-5k
|
Hx-10k
|
|
含水量（‰）
|
2.0-4.5
|
2.0-4.5
|
2.0-4.5
|
2.0-5.0
|
2.0-5.0
|
|
安息角（°）
|
25-40
|
25-40
|
25-40
|
25-35
|
25-35
|
|
松装比重（g/cm3 ）
|
1.1-1.35
|
1.1-1.35
|
1.1-1.35
|
1.1-1.35
|
1.1-1.35
|
|
收缩比
|
1.17-1.19
|
1.17-1.19
|
1.17-1.19
|
1.17-1.19
|
1.17-1.19
|
|
|
|
|
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