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

MS - 226 125 - 2H305

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 30.48 mm 1.200 in
Coated Core (max) 31.37 mm 1.235 in
Magnetic Dimensions
Ae Effective Magnetic Cross Section 4.57 cm2
Le Effective Magnetic Path Length 12.5 cm 
Ve Effective Core Volume 57.2 cm3
WA Minimum Effective Window Area 5.14 cm2
SA Surface Area 136 cm2
MLT Mean Length Per Turn 10.8 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 64 MS-226014-2H305 MP-226014-2H305 FS-226014-2H305 HF-226014-2H305 OP-226014-2H305
26μ 120 MS-226026-2H305 SH-226026-2H305 MP-226026-2H305 FS-226026-2H305 HF-226026-2H305 OP-226026-2H305
40μ 184 MS-226040-2H305 FS-226040-2H305 OP-226040-2H305
60μ 276 MS-226060-2H305 SH-226060-2H305 MP-226060-2H305 FS-226060-2H305 HF-226060-2H305 OP-226060-2H305
75μ 344 MS-226075-2H305 FS-226075-2H305 OP-226075-2H305
90μ 414 MS-226090-2H305 FS-226090-2H305 OP-226090-2H305
125μ 574 MS-226125-2H305 SH-226125-2H305 MP-226125-2H305 HF-226125-2H305 OP-226125-2H305
147μ 676 MS-226147-2H305 MP-226147-2H305 HF-226147-2H305
160μ 736 MS-226160-2H305 MP-226160-2H305 HF-226160-2H305
173μ 796 MP-226173-2H305
205μ 920 MP-226205-2H305
Approx Unit Weight: 331 g 320 g 426 g 389 g 393 g 380 g
Test Conditions
Winding N=60, #18 AWG
Frequency 10 kHz
Voltage 1.2 V
AL Tolerance ±8%
Coating/Packaging Information
Coating Type Blue Epoxy
Voltage Breakdown 1000 Vrms
Unit 0.1 mA, 5 s
Package Quantity 32 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) 4.2 m 8.5 m 17.4 m 34.8 m 69.6 m 140.1 m 280.3 m 554.3 m 1.1 2.2 4.4
Full
Winding
Turns 27 42 64 100 154 239 370 572 886 1,371 2,122
Rdc(Ω) 6.0 m 14.8 m 35.9 m 89.3 m 218.8 m 539.9 m 1.3 3.3 8.1 19.8 48.8