Introduction
E 형상의 페라이트를 적용할 수 없는 높은 전류의 영역에서 DCB 특성을 확보하기 위해 개발된 형상이다.
Features
보빈을 사용할 수 있기 때문에 자동권선도 가능하여 생산성이 매우 높아지며 온도 안정성, 높은 에너지 저장능력을 갖게 된다.
Applications
쵸크코일이나 flyback 트랜스포머 등에 주로 사용된다.
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 |