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« Back PDF (Print) 1.060 in. / 26.90 mm OD Toroid

MS - 107 125 - 2

Physical Dimensions
OD Bare Core Nominal 26.92 mm 1.060 in
Coated Core (max) 27.69 mm 1.090 in
ID Bare Core Nominal 14.73 mm 0.580 in
Coated Core (min) 14.10 mm 0.555 in
Ht Bare Core Nominal 8.64 mm 0.340 in
Coated Core (max) 9.45 mm 0.372 in
Magnetic Dimensions
Ae Effective Magnetic Cross Section 0.497 cm2
Le Effective Magnetic Path Length 6.35 cm 
Ve Effective Core Volume 3.16 cm3
WA Minimum Effective Window Area 1.56 cm2
SA Surface Area 26.3 cm2
MLT Mean Length Per Turn 3.95 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 13.8 MS-107014-2 MP-107014-2 FS-107014-2 HF-107014-2 OP-107014-2
26μ 25.5 MS-107026-2 SH-107026-2 MP-107026-2 FS-107026-2 HF-107026-2 OP-107026-2
40μ 39 MS-107040-2 FS-107040-2 OP-107040-2
60μ 59 MS-107060-2 SH-107060-2 MP-107060-2 FS-107060-2 HF-107060-2 OP-107060-2
75μ 73.7 MS-107075-2 FS-107075-2 OP-107075-2
90μ 88.4 MS-107090-2 FS-107090-2 OP-107090-2
125μ 123 MS-107125-2 SH-107125-2 MP-107125-2 HF-107125-2 OP-107125-2
147μ 145 MS-107147-2 MP-107147-2 HF-107147-2
160μ 157 MS-107160-2 MP-107160-2 HF-107160-2
173μ 170 MP-107173-2
205μ 197 MP-107205-2
Approx Unit Weight: 18 g 18 g 24 g 21 g 22 g 21 g
Test Conditions
Winding N=80, #26 AWG
Frequency 10 kHz
Voltage 0.18 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 10 12 14 16 18 20 22 24 26 28 30
mm 2.500 2.000 1.600 1.250 1.000 0.800 0.630 0.500 0.400 0.315 0.250
Single
Layer
Turns 12 16 20 26 33 41 52 66 82 103 129
Rdc(Ω) 1.6 m 3.3 m 6.5 m 13.5 m 27.3 m 53.9 m 108.8 m 219.6 m 433.9 m 866.9 m 1.7
Full
Winding
Turns 13 20 30 47 73 112 174 269 417 645 998
Rdc(Ω) 1.7 m 4.1 m 9.8 m 24.4 m 60.4 m 147.3 m 364.0 m 895.1 m 2.2 5.4 13.4