OD 740 ID 45.3mm HT 35mm OD, max 74.1mm 2.917in ID, min 45.3mm 1.783in Physical specifications Cross Section Path Length Window Area After Coating Before Coating HT, max 35mm 1.378in OD, max 75.2mm 2.961in ID, min 44.07mm 1.735in HT, max 36.27mm 1.428in (Ae) 5.04cm2 0.781in 2 (le) 18.38cm 7.236in Volume (Wa) (V) 15.25cm2 92.6352cm3 3010000cmil 5.653in3 Core Part Number 26 60 75 90 125 147 160 173 200 Part Number High Flux Sendust AL (nH/N2) MPP 89 206 257 309 429 - OR740M026 OR740M060 OR740M125 - OR740H026 OR740H060 OR740H125 - OR740S026 OR740S060 OR740S075 OR740S090 OR740S125 - DC Resistance(Rdc) per Inductance(Ω/mH) SFlux OR740F060 OR740F090 - 0.0269 0.0116 0.0093 0.0078 0.0056 0.0048 0.0044 0.0040 0.0035 Core Data Permeability(μ ) Winding Information AWG wire Single layer AWG wire Single layer AWG wire Single layer Dia.(cm) Turns Rdc, Ω No. Dia.(cm) Turns Rdc, Ω No. Dia.(cm) Turns Rdc, Ω 8 9 10 11 12 13 0.334 0.298 0.267 0.238 0.213 0.190 20 23 26 30 34 39 0.0082 0.0115 0.0163 0.0235 0.0330 0.0469 14 15 16 17 18 19 0.171 0.153 0.137 0.122 0.110 0.098 43 49 55 62 70 78 0.0660 0.0941 0.1340 0.1890 0.2678 0.3777 20 21 22 23 24 25 0.088 0.079 0.070 0.063 0.057 0.051 88 99 111 124 138 156 0.5300 0.7533 1.0790 1.4845 2.0887 2.9644 Core Cross Reference Table No. AL value vs. DC Bias characteristics SAMWHA ELECTRONICS Technical Information Core dimensions and Physical specifications 61