EC、EER型铁氧体磁芯参数EC/EER CORE
型号 A B φC D E F E-E A e
(c ㎡) Le
(cm) V e
(cm 3 ) AL
(nH/N 2 ) μe
EC90 91 71.2 30 30 45 9.6 91/90 6.24 21.6 13.50 5550 —
EC70 71 43.4 16.8 16.8 34.5 11.7 71/69 2.79 14.4 40.1 4800 1963
EIC70 70 44 16.2 16.2 29.8 6.8 70/39 2.79 — — — —
EC52 53 32.1 13.75 13.75 24.2 8.7 53/49 1.8 10.5 18.8 4200 1942
EER49 49 37.4 16.9 16.9 27 8.4 49/54 2.46 11.8 29.09 5700 1900
EER49 49 37 16.9 16.9 21.5 6.5 49/43 2.55 10.0 25.5 5700 1900
EER49 49 37.3 17 17.2 19 6.5 49/38 2.291 9.72 22.26 5500 1860
EER42 42 32.5 17.3 19.5 21.3 5.9 42/43 2.40 9.86 23.64 5760 1900
EER42 42 31.3 15.1 15.5 22.4 5.7 42/45 1.825 10.18 18.57 4200 1860
EER40 40 29.4 13.3 13.3 22.4 7 40/45 1.528 10.24 15.64 3450 1840
EER28 28 21.9 10 11.4 17 4.3 28/34 0.814 7.55 6.14 2500 1900
EC、EER型铁氧体磁芯参数EC/EER CORE
型号 A B φC D E F E-E A e
(c ㎡) Le
(cm) V e
(cm 3 ) AL
(nH/N 2 ) μe
EC90 91 71.2 30 30 45 9.6 91/90 6.24 21.6 13.50 5550 —
EC70 71 43.4 16.8 16.8 34.5 11.7 71/69 2.79 14.4 40.1 4800 1963
EIC70 70 44 16.2 16.2 29.8 6.8 70/39 2.79 — — — —
EC52 53 32.1 13.75 13.75 24.2 8.7 53/49 1.8 10.5 18.8 4200 1942
EER49 49 37.4 16.9 16.9 27 8.4 49/54 2.46 11.8 29.09 5700 1900
EER49 49 37 16.9 16.9 21.5 6.5 49/43 2.55 10.0 25.5 5700 1900
EER49 49 37.3 17 17.2 19 6.5 49/38 2.291 9.72 22.26 5500 1860
EER42 42 32.5 17.3 19.5 21.3 5.9 42/43 2.40 9.86 23.64 5760 1900
EER42 42 31.3 15.1 15.5 22.4 5.7 42/45 1.825 10.18 18.57 4200 1860
EER40 40 29.4 13.3 13.3 22.4 7 40/45 1.528 10.24 15.64 3450 1840
EER28 28 21.9 10 11.4 17 4.3 28/34 0.814 7.55 6.14 2500 1900