Core Cross Reference Table Core Data Technical Information Technical Information OD 066 ID 2.67mm HT 2.54mm Core dimensions and Physical specifications OD, max 6.6mm 0.26in ID, min 2.67mm 0.105in Physical specifications Cross Section Path Length Window Area After Coating Before Coating HT, max 2.54mm 0.1in OD, max 7.24mm 0.285in ID, min 2.29mm 0.09in HT, max 3.18mm 0.125in (Ae) 0.0476cm2 0.007in2 (le) 1.363cm 0.537in (Wa) 0.0412cm2 8000cmil Volume (V) 0.0649cm3 0.004in3 Core Part Number Permeability( ) Part Number High Flux Sendust AL (nH/N2) MPP 11 26 32 39 54 64 69 75 86 OR066M026 OR066M060 OR066M125 OR066M147 OR066M160 OR066M173 OR066M200 26 60 75 90 125 147 160 173 200 OR066H026 OR066H060 OR066H125 OR066H147 OR066H160 OR066H173 OR066H200 OR066S026 OR066S060 OR066S075 OR066S090 OR066S125 - DC Resistance(Rdc) per Inductance( /mH) SFlux OR066F060 OR066F090 - 9.0325 3.9141 3.1313 2.6094 1.8788 1.5976 1.4678 1.3575 1.1742 Winding Information AWG wire Single layer No. Dia.(cm) Turns 26 27 28 29 30 31 0.045 0.041 0.037 0.033 0.030 0.027 12 14 16 18 21 23 AWG wire Single layer Rdc, No. Dia.(cm) Turns 0.0183 0.0267 0.0388 0.0542 0.8100 0.1120 32 33 34 35 36 37 0.024 0.022 0.019 0.017 0.015 0.014 26 30 34 39 44 48 AL value vs. DC Bias characteristics AWG wire Single layer Rdc, No. Dia.(cm) Turns 0.1560 0.2290 0.3290 0.4790 0.6770 0.9120 38 39 40 41 42 43 0.012 0.011 0.010 0.009 0.008 0.007 54 62 71 80 91 101 Rdc, 1.3000 1.9500 2.8200 3.9200 5.6000 8.0200