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« Back PDF (Print) 2.250 in. / 57.20 mm OD Toroid

MS - 226 125 - 2

Physical Dimensions
OD Bare Core Nominal 57.15 mm 2.250 in
Coated Core (max) 58.04 mm 2.285 in
ID Bare Core Nominal 26.39 mm 1.039 in
Coated Core (min) 25.58 mm 1.007 in
Ht Bare Core Nominal 15.24 mm 0.600 in
Coated Core (max) 16.13 mm 0.635 in
Magnetic Dimensions
Ae Effective Magnetic Cross Section 2.29 cm2
Le Effective Magnetic Path Length 12.5 cm 
Ve Effective Core Volume 28.6 cm3
WA Minimum Effective Window Area 5.14 cm2
SA Surface Area 105 cm2
MLT Mean Length Per Turn 7.75 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 32 MS-226014-2 MP-226014-2 FS-226014-2 HF-226014-2 OP-226014-2
26μ 60 MS-226026-2 SH-226026-2 MP-226026-2 FS-226026-2 HF-226026-2 OP-226026-2
40μ 92 MS-226040-2 FS-226040-2 OP-226040-2
60μ 138 MS-226060-2 SH-226060-2 MP-226060-2 FS-226060-2 HF-226060-2 OP-226060-2
75μ 172 MS-226075-2 FS-226075-2 OP-226075-2
90μ 207 MS-226090-2 FS-226090-2 OP-226090-2
125μ 287 MS-226125-2 SH-226125-2 MP-226125-2 HF-226125-2 OP-226125-2
147μ 338 MS-226147-2 MP-226147-2 HF-226147-2
160μ 368 MS-226160-2 MP-226160-2 HF-226160-2
173μ 398 MP-226173-2
205μ 460 MP-226205-2
Approx Unit Weight: 165 g 160 g 213 g 194 g 196 g 190 g
Test Conditions
Winding N=60, #18 AWG
Frequency 10 kHz
Voltage 0.61 V
AL Tolerance ±8%
Coating/Packaging Information
Coating Type Blue Epoxy
Voltage Breakdown 1000 Vrms
Unit 0.1 mA, 5 s
Package Quantity 80 Pcs/Box
Winding Table
Wire Size AWG 8 10 12 14 16 18 20 22 24 26 28
mm 3.150 2.500 2.000 1.600 1.250 1.000 0.800 0.630 0.500 0.400 0.315
Single
Layer
Turns 19 24 31 39 49 62 78 97 122 152 190
Rdc(Ω) 3.0 m 6.1 m 12.5 m 25.0 m 50.0 m 100.5 m 201.2 m 397.8 m 795.8 m 1.6 3.1
Full
Winding
Turns 27 42 64 100 154 239 370 572 886 1,371 2,122
Rdc(Ω) 4.3 m 10.6 m 25.8 m 64.1 m 157.0 m 387.5 m 954.2 m 2.3 5.8 14.2 35.0