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« Back PDF (Print) 2.160 in. / 54.90 mm E-Core

E MS - 055 28 25 - 090

Physical Dimensions
A 54.9 ± 0.81 mm 2.161 ± 0.032 in
B 27.6 ± 0.41 mm 1.087 ± 0.016 in
C 24.6 ± 0.48 mm 0.969 ± 0.019 in
D 18.50 mm (min.) 0.728 in (min.)
E 37.50 mm (min.) 1.476 in (min.)
F 16.8 ± 0.33 mm 0.661 ± 0.013 in
Magnetic Dimensions
Ae Effective Magnetic Cross Section 4.17 cm2
Le Effective Magnetic Path Length 12.3 cm 
Ve Effective Core Volume 51.4 cm3
WA Minimum Effective Window Area 3.77 cm2
SA Surface Area 130 cm2
MLT Mean Length Per Turn 12.4 cm 
Permeability Part Numbers
Reference
Permeability
AL Value
(nH/N2)
Super-MSS
Sendust
FluxSan
Silicon Iron
14μ 102 EMS-0552825-014 EFS-0552825-014
26μ 138 EMS-0552825-026 EFS-0552825-026
40μ 187 EMS-0552825-040 EFS-0552825-040
60μ 261 EMS-0552825-060 EFS-0552825-060
75μ 362 EMS-0552825-075
90μ 388 EMS-0552825-090
Approximate Unit Weight: 148.5g/half 167g/half
Test Conditions
Winding N=100, #16 AWG
Frequency 10 kHz
Voltage 1.9 V
AL Tolerance ±8%
Coating/Packaging Information
Coating Type None
Voltage Breakdown N/A
Unit N/A
Package Quantity 72 Halves/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
Full
Winding
Turns 20 31 49 75 117 180 279 432 669 1,036 1,603
Rdc(Ω) 5.1 m 12.6 m 31.7 m 77.1 m 191.2 m 467.8 m 1.2 2.8 7.0 17.2 42.4