性能特点: 高饱和磁感,低损耗和优良的温度稳定性。广泛应用于高频放大功率逆变电源中的主变压器以及脉冲变压器等。较大功率下( 500W — 200KW )中高频( 1 — 100KHz )下是最理想的磁芯材料。
| 基本参数 | 纳米晶(超微晶)磁芯 |
| 铁损( 20KHz/0.5T ) (W/Kg) | ≤ 20 |
| 导磁率 |u|(20KHz)(Gs/Oe ) | 10 , 000 ~ 20 , 000 |
| 饱和磁致伸缩 λs(10-6) | 2 |
| 饱和磁感 Bs(T) | 1.25 |
| 剩余磁感 Br(T) | 0.07 ~ 0.15 |
| 矫顽力 Hc (A/M) | ≤ 1.60 |
| 电阻率(μΩ·cm) | 130 |
| 居里温度(℃) | 570 |
| 铁芯填充系数 | ≥ 0.7 |
| 铁芯型号 | 铁芯尺寸(mm) | 护盒尺寸(mm) | 截面积 S ( 有效 ) (cm2) | 磁路长度 L (cm) | 推荐功率 P(f=20KHz) (KW) | 备注 | ||||
| 外径 | 内径 | 高 | 外径 | 内径 | 高 | |||||
| IO 22-10-10 | 22 | 10 | 10 | 24 | 8 | 13 | 0.42 | 5.03 | ||
| IO24-12.5-10 | 24 | 12.5 | 10 | 26 | 10 | 12 | 0.4 | 5.73 | ||
| IO28-18-15 | 28 | 18 | 15 | 31 | 15 | 18 | 0.53 | 7.23 | 0.2~0.35 | |
| IO30-20-15 | 30 | 20 | 15 | 33 | 18 | 18 | 0.53 | 7.85 | 0.2~0.4 | |
| IO50-32-20 | 50 | 32 | 20 | 54 | 28 | 24 | 1.26 | 12.88 | 1.2~1.5 | |
| IO-40-20 | 40 | 20 | 68 | 37 | 23 | 1.68 | 16.34 | 2.0~3.0 | ||
| IO68-43-20 | 68 | 43 | 20 | 72 | 40 | 24 | 1.75 | 17.44 | ||
| IO70-40-25 | 70 | 40 | 25 | 73 | 37 | 29 | 2.63 | 17.28 | 2.5~4.5 | |
| IO80-50-25 | 80 | 50 | 25 | 85 | 44 | 30 | 2.63 | 20.42 | 4.5 | |
| IO90-40-20 | 90 | 40 | 20 | 3.5 | 20.42 | 5~6.5 | ||||
| IO100-50-25 | 100 | 50 | 25 | 104 | 46 | 29 | 4.38 | 23.56 | ||
| IO100-60-20 | 100 | 60 | 20 | 105 | 56 | 23 | 2.8 | 25.13 | 4~5 | |
| IO105-55-30 | 105 | 55 | 30 | 110 | 50 | 34 | 5.25 | 25.13 | ||
| IO120-70-20 | 120 | 70 | 20 | 125 | 67 | 25 | 3.5 | 29.85 | 5~6 | |
| IO120-70-25 | 120 | 70 | 25 | 125 | 67 | 30 | 4.38 | 29.85 | 6~8 | |
| IO120-70-30 | 120 | 70 | 30 | 126 | 67 | 35 | 5.25 | 29.85 | 6~12 | |
| IO120-60-30 | 120 | 60 | 30 | 125 | 57 | 35 | 6.3 | 28.27 | 8~15 | |
| IO130-80-40 | 130 | 80 | 40 | 136 | 76 | 45 | 7 | 32.98 | 15~20 | |
| IO130-80-50 | 130 | 80 | 50 | 136 | 76 | 55 | 8.75 | 32.98 | ||
| IO130-90-50 | 130 | 90 | 50 | 136 | 85 | 58 | 7 | 34.56 | 15~21 | |
| IO170-120-60 | 170 | 120 | 60 | 176 | 115 | 66 | 10.5 | 45.53 | 22~30 | |
| IO196-125-60 | 196 | 125 | 60 | 203 | 118 | 66 | 14.91 | 50.24 | 30~50 | |
| IO196-125-120 | 196 | 125 | 120 | 203 | 118 | 126 | 29.82 | 50.24 | 80~120 | |