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大功率用软磁铁氧体磁芯
锰锌铁氧体磁芯 ：U-系列
特点：大容量变压器和电抗器。
应用：大型工业设备、消费类设备
推荐材料
开关电源：DTT-P4、DTT-P4A
宽温度开关电源：DTT-P95
大功率开关电源：DTT-D90
由于频率较高而被金属粉芯替代：DTT-D9B
形状与尺寸
| 品番 | 形状 | 尺寸 Dimensions Unit:(mm) | 磁芯参数 Core parameters | Wg Typ. |
| Part No. | type | A | B | D | E | F | R1 | R2 | ℓe(mm) | Ae(mm2) | Ve(mm3) | (g/pcs) |
| U65/64/40 | | 2 | 65.0±1.5 | 24.4 min | 40.0±0.5 | 43.0±0.7 | 63.5±1.0 | - | - | 286 | 797 | 228123 | 570 |
| U80/65/32 | | 1 | 79.0±2.5 | 34.0 min | 31.5±1.0 | 42.5±1.5 | 64.5±2.5 | 22 typ. | 5 typ. | 310 | 677 | 210529 | 510 |
| U93/76/30 | | 2 | 93.0±1.8 | 34.6 min | 30.0±0.5 | 48.0±0.9 | 76.0±0.5 | - | - | 351 | 860 | 302000 | 738 |
| U100/57/25 | | 2 | 101.6±2.0 | 49.8 min | 25.4±0.8 | 31.7±0.8 | 57.1±0.4 | - | - | 308 | 645 | 199000 | 500 |
| U105/95/40 | | 2 | 105.0±2.5 | 42.5 min | 40.0±1.0 | 65.8±0.8 | 95.0±0.5 | - | - | 443 | 1179 | 522500 | 1383 |
| U120/80/20 | | 1 | 120.0±3.0 | 59.0 min | 20.0±1.0 | 50.0±0.8 | 80.0±1.3 | 35 typ. | 5 typ. | 414 | 600 | 248550 | 620 |
| U120/80/40 | | 1 | 120.0±3.0 | 59.0 min | 40.0±1.5 | 50.0±0.8 | 80.0±1.3 | 35 typ. | 5 typ. | 414 | 1200 | 497097 | 1240 |
