EFD30

www.DataSheet4U.com MAGNETIC PRODUCTS DATA SHEET EFD30 EFD cores and accessories Product specification File under Magnetic Products, MA01 1997 Nov 21 www.DataSheet4U.com Philips Components Product specification EFD cores and accessories CORES Effective core parameters SYMBOL Σ(I/A) Ve Ie Ae Amin m PARAMETER core factor (C1) effective volume effective length effective area minimum area mass of core half VALUE 0.98 4700 68.0 69.0 66.0 ≈12 UNIT mm−1 mm3 mm mm2 mm2 g 30 0.8 22.4 0.75 14.6 0.25 9.1 0.75 0.2 MGC183 EFD30 handbook, halfpage 15 0.15 11.2 0.3 4.9 0.15 Dimensions in mm. Fig.1 EFD30 core half. Core halves and sets Clamping force 70 ±20 N. GRADE 3C30 3C85 3C90 3F3 AL (nH) 1950 ±25% 2100 ±25% 2100 ±25% 160 ±3% 250 ±3% 315 ±5% 400 ±5% 630 ±10% 1900 ±25% 3F4 160 ±3% 250 ±3% 315 ±5% 400 ±5% 630 ±10% 1050 ±25% µe ≈1550 ≈1650 ≈1650 ≈126 ≈195 ≈250 ≈315 ≈500 ≈1500 ≈126 ≈195 ≈250 ≈315 ≈500 ≈820 AIR GAP (µm) ≈0 ≈0 ≈0 ≈ 500 ≈ 350 ≈ 250 ≈ 200 ≈ 120 ≈0 ≈ 500 ≈ 350 ≈ 250 ≈ 200 ≈ 120 ≈0 TYPE NUMBER EFD30-3C30 EFD30-3C85 EFD30-3C90 EFD30-3F3-A160-S EFD30-3F3-A250-S EFD30-3F3-A315-S EFD30-3F3-A400-S EFD30-3F3-A630-S EFD30-3F3 EFD30-3F4-A160-S EFD30-3F4-A250-S EFD30-3F4-A315-S EFD30-3F4-A400-S EFD30-3F4-A630-S EFD30-3F4 1997 Nov 21 2 www.DataSheet4U.com Philips Components Product specification EFD cores and accessories Properties of core sets under power conditions B (mT) at GRADE H = 250 A/m; f = 25 kHz; T = 100 °C ≥360 ≥320 ≥330 ≥315 ≥300 f = 25 kHz; ˆ = 200 mT; B T = ...