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« Back PDF (Print) 1.300 in. / 33.00 mm OD Toroid

MS - 132 125 - 2

Physical Dimensions
OD Bare Core Nominal 33.02 mm 1.300 in
Coated Core (max) 33.83 mm 1.332 in
ID Bare Core Nominal 19.94 mm 0.785 in
Coated Core (min) 19.30 mm 0.760 in
Ht Bare Core Nominal 11.18 mm 0.440 in
Coated Core (max) 11.99 mm 0.472 in
Magnetic Dimensions
Ae Effective Magnetic Cross Section 0.698 cm2
Le Effective Magnetic Path Length 8.15 cm 
Ve Effective Core Volume 5.69 cm3
WA Minimum Effective Window Area 2.93 cm2
SA Surface Area 40.6 cm2
MLT Mean Length Per Turn 4.82 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 15 MS-132014-2 MP-132014-2 FS-132014-2 HF-132014-2 OP-132014-2
26μ 28 MS-132026-2 SH-132026-2 MP-132026-2 FS-132026-2 HF-132026-2 OP-132026-2
40μ 43 MS-132040-2 FS-132040-2 OP-132040-2
60μ 65 MS-132060-2 SH-132060-2 MP-132060-2 FS-132060-2 HF-132060-2 OP-132060-2
75μ 80.8 MS-132075-2 FS-132075-2 OP-132075-2
90μ 96.9 MS-132090-2 FS-132090-2 OP-132090-2
125μ 135 MS-132125-2 SH-132125-2 MP-132125-2 HF-132125-2 OP-132125-2
147μ 158 MS-132147-2 MP-132147-2 HF-132147-2
160μ 172 MS-132160-2 MP-132160-2 HF-132160-2
173μ 186 MP-132173-2
205μ 215 MP-132205-2
Approx Unit Weight: 33 g 32 g 42 g 39 g 39 g 38 g
Test Conditions
Winding N=70, #22 AWG
Frequency 10 kHz
Voltage 0.22 V
AL Tolerance ±8%
Coating/Packaging Information
Coating Type Blue Epoxy
Voltage Breakdown 1000 Vrms
Unit 0.1 mA, 5 s
Package Quantity 448 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 14 18 22 29 36 46 58 73 91 114 142
Rdc(Ω) 1.4 m 2.8 m 5.5 m 11.6 m 22.8 m 46.3 m 92.9 m 186.0 m 368.8 m 734.8 m 1.5
Full
Winding
Turns 15 24 37 57 88 136 211 326 504 780 1,208
Rdc(Ω) 1.5 m 3.8 m 9.3 m 22.7 m 55.7 m 137.0 m 338.1 m 830.8 m 2.0 5.0 12.4