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« Back PDF (Print) 1.970 in. / 50.00 mm EQ-Core

EQ MS - 500 320 250 - 026

Physical Dimensions
A 50.0 ± 0.61 mm 1.969 ± 0.024 in
B 32.0 ± 0.41 mm 1.260 ± 0.016 in
C 25.0 ± 0.41 mm 0.984 ± 0.016 in
D 19.10 mm (min.) 0.752 in (min.)
E 20.0 ± 0.30 mm 0.787 ± 0.012 in
F 43.5 mm (min.) 1.713 in (min.)
Magnetic Dimensions
Ae Effective Magnetic Cross Section 3.14 cm2
Le Effective Magnetic Path Length 13.3 cm 
Ve Effective Core Volume 41.9 cm3
WA Minimum Effective Window Area 4.43 cm2
SA Surface Area 110 cm2
MLT Mean Length Per Turn 9.97 cm 
Permeability Part Numbers
Reference
Permeability
AL Value
(nH/N2)
Super-MSS
Sendust
Hi-Flux
Nickle Iron
FluxSan
Silicon Iron
26μ 77 EQMS-500320250-026 EQHF-500320250-026 EQFS-500320250-026
40μ 118 EQMS-500320250-040 EQHF-500320250-040 EQFS-500320250-040
60μ 178 EQMS-500320250-060 EQHF-500320250-060 EQFS-500320250-060
Approximate Unit Weight: 110g/half 140g/half 130g/half
Test Conditions
Winding N=30, #18 AWG
Frequency 10 kHz
Voltage 0.42 V
AL Tolerance ±12%
Coating/Packaging Information
Coating Type None
Voltage Breakdown N/A
Unit N/A
Package Quantity 72 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
Full
Winding
Turns 24 37 57 89 137 212 328 508 787 1,217 1,884
Rdc(Ω) 4.9 m 12.1 m 29.6 m 73.4 m 179.8 m 442.4 m 1.1 2.7 6.6 16.2 40.0