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SAMWHA ELECTRONICS

SAMWHA ELECTRONICS

E Core

Model

Series

Ferrite Core


Transaction Process

Please contact Komachine.

Payment

Please contact Komachine.

Delivery

Please contact Komachine.

Shipment

Please contact Komachine.

Origin

Korea (Republic of)


Description

Introduction

This shape is developed to get higher DCB characteristics when E types of ferrite cores are proper with higher current.

 

Features

Because plastic bobbins are used with E shape, higher productivity are available. Also good temperature stability and large energy storage capacity are available.

 

Applications

Multiple circuit choke coil and output chokes for SMPS. Also used for flyback transformed.

 

Cross Reference

 

 

Part No. unit A B C D(min) E F(min) L M(min)
SE1808
(EI-187)
mm 19.30 8.10 4.78 13.90 4.78 5.54 2.39 4.65
in .760±.012 .319±.007 .188±.006 0.548 .188±.005 0.218 0.094 0.183
SE2510
(E-2425)
mm 25.4 9.53 6.53 18.8 6.22 6.22 3.17 6.25
in 1.000±.015 .375±.007 .250±.004 0.74 .250±.005 0.245 0.125 0.246
SE3007
(DIN30/7)
mm 30.1 15.01 7.06 19.5 6.96 9.7 5.11 6.46
in 1.185±.018 .591±.009 .278±.006 0.768 .274±.008 0.376 0.201 0.254
SE3515
(EI-375)
mm 34.54 14.1 9.35 25.3 9.32 9.65 4.45 7.87
in 1.360±.020 .557±.009 .368±.007 0.995 .367±.008 0.378 0.175 0.31
SE4017
(EE42/11)
mm 42.8 21.1 10.8 30.4 11.9 15 5.95 9.27
in 1.687±.025 .830±.013 .424±.010 1.195 .468±.010 0.587 0.234 0.365
SE4020
(DIN42/15)
mm 42.8 21.1 15.4 30.4 11.9 15 5.95 9.27
in 1.687±.025 .830±.013 .608±.010 1.195 .468±.010 0.587 0.234 0.365
SE4022
(DIN42/20)
mm 42.8 21.1 20 30.4 11.9 15 5.95 9.27
in 1.687±.025 .830±.013 .788±.010 1.195 .468±.010 0.587 0.234 0.365
SE4317
(EI-21)
mm 40.9 16.5 12.5 28.3 12.5 10.4 6 7.9
in 1.609±.024 .650±.011 .493±.007 1.115 .493±.008 0.409 0.238 0.31
SE5528
(DIN55/21)
mm 54.9 27.6 20.6 37.5 16.8 18.5 8.38 10.3
in 2.16±.032 1.085±.016 .812±.015 1.476 .660±.015 0.729 0.33 0.405
SE5530
(DIN55/25)
mm 54.9 27.6 24.61 37.5 16.8 18.5 8.38 10.3
in 2.16±.032 1.085±.016 .969±.015 1.476 .660±.015 0.729 0.33 0.405
SE6527
(MetricE65)
mm 65.1 32.5 27 44.2 19.7 22.2 10 12.1
in 2.563±.050 1.279±.150 1.063±.016 1.74 .775±.012 0.874 0.394 0.476
SE7228
(F11)
mm 72.39 27.94 19.05 52.63 19.05 17.78 9.52 16.89
in 2.850±.043 1.100±.020 .750±.015 2.072 .750±.015 0.699 0.375 0.665
SE8020
(MetricE80)
mm 80.01 38.1 19.81 59.28 19.81 28.14 9.91 19.81
in 3.150±.047 1.500±.025 .780±.015 2.334 .780±.015 1.103 0.39 0.78
SE8044 mm 80.01 45.09 19.81 59.28 19.81 34.67 9.91 20.19
in 3.15±.035 1.755±.025 .780±.015 2.33 .780±.015 1.35 0.408 0.78
Part No. AL value(nH/N2), Tolerance:±12% Path Length Cross Section Volume
26μ 60μ 90μ Le(㎜) Ae(㎟) Ve(㎟)
SE1808 26 48 69 40.1 22.8 914
SE2510 39 70 100 48.5 38.5 1,870
SE3007 33 71 92 65.6 60.1 3,940
SE3515 56 102 146 69.4 84 5,830
SE4017 56 105 151 98.4 128 12,600
SE4020 80 150 217 98.4 183 18,000
SE4022 104 194 281 98.4 237 23,300
SE4317 88 163 234 77.5 152 11,800
SE5528 116 219 - 123 350 43,100
SE5530 138 261 - 123 417 51,400
SE6527 162 300 - 147 540 79,400
SE7228 130 236 - 137 368 50,300
SE8020 103 190 - 185 389 72,100
SE8044 91 - - 208 389 80,910

Inquiry

KOMACHINE CO., LTD.
CEO  Charlie ParkCorporate #  535-86-00664
(Post 17015) 1101ho ,16-4, Dongbaekjungang-ro 16beon-gil, Giheung-gu, Yongin-si, Gyeonggi-do, Republic of Korea

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