EFD Core
Particular
| 磁芯型号 | 尺寸Dimensions(mm) | 有效参数Effective Parameter | AL(nH/N2)±25% | ||||||||||
| Core Type | A | B | C | D | E | F | G | CL/A (mm-1) | Ae (mm2) | Le (mm) | Ve(mm3) | 重量Weight(g) | FP40 |
| EFD10.5/10/3 | 10.5±0.3 | 5.2±0.1 | 2.7±0.1 | 4.55±0.15 | 7.65±0.25 | 3.75±0.15 | 1.45±0.05 | 3.29 | 7.2 | 23.7 | 171.0 | 0.9 | 525 |
| EFD12.5/12/4 | 12.5±0.3 | 6.2±0.1 | 3.5±0.1 | 5.4±0.15 | 9.0-0.2+0.25 | 4.55±0.15 | 2.0±0.1 | 2.54 | 10.9 | 27.7 | 301.0 | 1.7 | 700 |
| EFD12.7/14/4 | 12.75±0.3 | 6.85±0.15 | 3.3±0.15 | 6.0±0.2 | 9.0min | 4.55±0.15 | 1.85±0.2 | 2.30 | 12.3 | 28.4 | 349.0 | 1.9 | 810 |
| EFD13.9/17/3 | 13.9±0.35 | 8.6±0.2 | 3.3±0.2 | 5.6±0.15 | 10.45±0.25 | 6.55±0.25 | 1.6±0.15 | 3.90 | 9.7 | 37.7 | 364.0 | 1.8 | 545 |
| EFD13.2/13/5 | 13.2±0.3 | 6.7±0.2 | 4.5±0.2 | 5.0±0.1 | 10.9±0.25 | 4.6±0.2 | 2.1±0.1 | 2.34 | 12.6 | 29.4 | 368.7 | 2.2 | 750 |
| EFD15/15/5 | 15.0±0.4 | 7.5±0.15 | 4.65±0.15 | 5.3±0.15 | 11.0±0.35 | 5.5±0.25 | 2.4±0.1 | 2.27 | 15.0 | 34.0 | 510.0 | 2.8 | 780 |
| EFD15/18/7 | 14.9±0.6 | 8.75±0.15 | 6.8±0.2 | 5.6±0.2 | 11.1±0.3 | 6.2±0.2 | 4.6±0.2 | 1.40 | 27.7 | 38.7 | 1070.0 | 5.9 | 1250 |
| EFD16.4/20/5 | 16.4±0.4 | 10.0±0.2 | 4.5±0.15 | 6.7±0.15 | 12.6min | 8.3±0.2 | 2.35±0.15 | 3.24 | 14.5 | 47.0 | 684.0 | 3.4 | 690 |
| EFD17/17/6 | 17.8±0.5 | 8.75±0.25 | 6.0±.02 | 7.4±0.2 | 15.0±0.4 | 6.05±0.25 | 2.8±0.2 | 1.91 | 20.1 | 38.5 | 774.9 | 4.9 | 1150 |
| EFD19/20/6 | 19.6±0.5 | 9.75±0.25 | 6.0±0.2 | 8.2±0.2 | 16.4±0.5 | 7.25±0.25 | 2.4±0.2 | 1.89 | 23.0 | 43.3 | 995.9 | 5.2 | 1100 |
| EFD19/19/6 | 19.6±0.5 | 9.45±0.25 | 6.0±0.2 | 8.2±0.2 | 16.4±0.5 | 6.95±0.25 | 2.4±0.2 | 1.84 | 23.0 | 42.3 | 973.4 | 5.2 | 990 |
| EFD20/20/7 | 20.0±0.55 | 10.0±0.25 | 6.65-0.15+0.2 | 8.9±0.2 | 15.4±0.5 | 7.7±0.25 | 3.6±0.2 | 1.52 | 31.0 | 47.0 | 1460.0 | 7.2 | 1400 |
| EFD20/23/6 | 20.0±0.55 | 11.5±0.15 | 5.6±0.1 | 8.9±0.2 | 15.4±0.5 | 9.3±0.15 | 3.6±0.15 | 2.00 | 26.4 | 52.6 | 1391.0 | 6.9 | 1100 |
| EFD20/23/5 | 20.0±0.4 | 11.5±0.15 | 5.4±0.1 | 8.9±0.2 | 15.4±0.5 | 9.3±0.15 | 3.6±0.15 | 2.00 | 25.6 | 51.6 | 1319.0 | 6.5 | 1100 |
| EFD20.4/20/7 | 20.4±0.55 | 10.0±0.15 | 6.65±0.15 | 8.9±0.2 | 15.8±0.3 | 7.7±0.25 | 3.6±0.15 | 1.58 | 30.4 | 47.8 | 1460.0 | 7.4 | 1200 |
| EFD20/25/7 | 20.0±0.55 | 12.6±0.25 | 6.6±0.2 | 8.9±0.2 | 16.0±0.5 | 10.3±0.25 | 3.7±0.2 | 2.00 | 28.8 | 57.3 | 1647.0 | 9.1 | 950 |
| EFD25/25/8 | 25.4±0.65 | 12.5±0.3 | 8.0±0.3 | 10.5±0.3 | 21.05±0.4 | 9.0±0.25 | 4.0±0.25 | 1.37 | 43.0 | 59.0 | 2543.0 | 13.2 | 1550 |
| EFD25/25/9 | 25.0±0.65 | 12.5±0.25 | 9.1±0.2 | 11.4±0.2 | 18.7±0.6 | 9.3±0.25 | 5.2±0.25 | 1.00 | 58.0 | 57.0 | 3300.0 | 16.3 | 2000 |
| EFD25/26/12 | 25.05±0.65 | 12.9±0.2 | 12.45±0.25 | 8.8±0.25 | 18.8min | 9.85±0.25 | 8.3±0.3 | 0.81 | 74.0 | 60.2 | 4455.0 | 24.6 | 2500 |
| EFD25.5/25/9 | 25.5±0.6 | 12.5±0.15 | 9.2±0.2 | 11.4±0.2 | 19.3±0.6 | 9.3±0.25 | 5.2±0.15 | 1.04 | 56.4 | 58.6 | 3308.0 | 16.4 | 2200 |
| EFD25.6/25/9 | 25.6±0.65 | 12.5±0.15 | 9.1±0.2 | 11.35±0.15 | 19.3min | 9.3-0+0.25 | 5.2-0.15+0.1 | 1.07 | 55.4 | 59.0 | 3268.0 | 16.2 | 1800 |
| EFD25/31/11 | 25.0±0.5 | 15.3±0.25 | 11.0±0.2 | 10.0±0.2 | 19.0min | 12.0±0.3 | 6.5±0.2 | 1.19 | 64.6 | 70.5 | 4549.0 | 22.5 | 2000 |
| EFD29.7/33/13 | 29.7±0.8 | 16.4±0.3 | 12.5±0.4 | 11.6±0.3 | 22.1±0.5 | 11.9±0.3 | 8.2±0.3 | 0.76 | 99.0 | 74.8 | 7410.0 | 40.9 | 2800 |
| EFD30/30/9 | 30.0±0.8 | 15.0±0.25 | 9.1±0.3 | 14.6±0.3 | 22.4±0.75 | 11.2±0.3 | 4.9±0.15 | 0.99 | 69.0 | 68.0 | 4700.0 | 23.2 | 2400 |
| EFD30/30/9A | 30.75max | 15.5max | 9.0±0.2 | 14.6±0.25 | 23.1min | 11.5±0.2 | 4.9±0.15 | 1.06 | 65.7 | 69.6 | 4570.0 | 22.6 | 2050 |
| EFD31/30/9 | 31.7max | 15.2±0.3 | 9.0-0.2+0.3 | 14.6-0.25+0.3 | 23.8min | 11.5±0.2<, /TD> | 4.9-0.15+0.2 | 1.05 | 67.3 | 70.8 | 4763.0 | 23.5 | 2050 |
| EFD33/40/10 | 33.0±0.5 | 20.0±0.25 | 10.0±0.2 | 13.0±0.2 | 25.5min | 15.5±0.25 | 5.5±0.2 | 1.31 | 69.5 | 91.1 | 6332.0 | 32 | 880 |
| EFD36.3/39/16 | 36.3±0.7 | 19.5±0.2 | 16.2±0.4 | 14.5±0.35 | 27.1±0.55 | 14.4±0.3 | 10.5±0.3 | 0.61 | 147.2 | 89.8 | 13211.0 | 65.3 | 3600 |
| EFD24.7/19/7 | 24.7±0.4 | 9.35±0.2 | 6.8±0.2 | 9.0±0.2 | 18.7±0.4 | 6.35±0.2 | 4.5±0.2 | 1.12 | 40.7 | 45.7 | 1860.5 | 9.8 | 2100 |