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« Back PDF (Print) 0.680 in. / 17.30 mm OD Toroid

MS - 068 125 - 2H127

Physical Dimensions
OD Bare Core Nominal 17.27 mm 0.680 in
Coated Core (max) 18.03 mm 0.710 in
ID Bare Core Nominal 9.65 mm 0.380 in
Coated Core (min) 9.02 mm 0.355 in
Ht Bare Core Nominal 12.70 mm 0.500 in
Coated Core (max) 13.46 mm 0.530 in
Magnetic Dimensions
Ae Effective Magnetic Cross Section 0.464 cm2
Le Effective Magnetic Path Length 4.14 cm 
Ve Effective Core Volume 1.92 cm3
WA Minimum Effective Window Area 0.639 cm2
SA Surface Area 15.8 cm2
MLT Mean Length Per Turn 4.04 cm 
Permeability Part Numbers
Reference
Permeability
AL Value
(nH/N2)
MS
Sendust
SH
High Freq. Sendust
MPP
Molypermalloy
FluxSan
Silicon Iron
Hi-Flux
Nickle Iron
Optilloy
Optimized Alloy
14μ 20 MS-068014-2H127 MP-068014-2H127 FS-068014-2H127 HF-068014-2H127 OP-068014-2H127
26μ 38 MS-068026-2H127 SH-068026-2H127 MP-068026-2H127 FS-068026-2H127 HF-068026-2H127 OP-068026-2H127
40μ 58 MS-068040-2H127 FS-068040-2H127 OP-068040-2H127
60μ 86 MS-068060-2H127 SH-068060-2H127 MP-068060-2H127 FS-068060-2H127 HF-068060-2H127 OP-068060-2H127
75μ 106 MS-068075-2H127 FS-068075-2H127 OP-068075-2H127
90μ 128 MS-068090-2H127 FS-068090-2H127 OP-068090-2H127
125μ 178 MS-068125-2H127 SH-068125-2H127 MP-068125-2H127 HF-068125-2H127 OP-068125-2H127
147μ 210 MS-068147-2H127 MP-068147-2H127 HF-068147-2H127
160μ 228 MS-068160-2H127 MP-068160-2H127 HF-068160-2H127
173μ 246 MP-068173-2H127
205μ 292 MP-068205-2H127
Approx Unit Weight: 11 g 11 g 14 g 13 g 13 g 13 g
Test Conditions
Winding N=70, #28 AWG
Frequency 10 kHz
Voltage 0.14 V
AL Tolerance ±8%
Coating/Packaging Information
Coating Type Blue Epoxy
Voltage Breakdown 1000 Vrms
Unit 0.1 mA, 5 s
Package Quantity 900 Pcs/Box
Winding Table
Wire Size AWG 14 16 18 20 22 24 26 28 30 32 34
mm 1.600 1.250 1.000 0.800 0.630 0.500 0.400 0.315 0.250 0.200 0.160
Single
Layer
Turns 12 15 20 26 32 41 52 65 82 102 128
Rdc(Ω) 4.0 m 8.0 m 16.9 m 35.0 m 68.5 m 139.5 m 281.4 m 559.5 m 1.1 2.2 4.4
Full
Winding
Turns 12 19 30 46 71 110 170 264 408 632 978
Rdc(Ω) 4.0 m 10.1 m 25.4 m 61.9 m 151.9 m 374.3 m 920.1 m 2.3 5.6 13.8 33.9