common-mode suppression chokes n rated currents up to 5a n broadband attenuation characteristics n low magnetic leakage fux n ul rated materials n rohs compliant technical specifications maximum continuous operating voltage: 250vac @ 50c operating frequency: dc to 400hz @ 50c rated currents: 0.3 to 5a overcurrent: 1.5x i nominal for 1 minute, once per hour high potential test voltage winding-to-winding @ 25c: 3000vac, 60 sec, guaranteed 2000v, 50hz, 2 sec, factory test temperature range (operation and storage): -25c to +100c (25/100/21) flammability corresponding to: ul 94v-0 test conditions measuring frequency: 10khz; 5ma < 16h; 500a > 16h < 160h; 50a > 160h > 16mh; 50mv > 16mh < 160mh inductance tolerance 30% resistance: tolerance max. 15% @ 25c; 20m, 1a; > 20m 200m, 100ma; > 200m 2v, 10ma electrical characteristics: @ 25c 2c typical applications common-mode suppression chokes are mainly used to filter noise on ac power lines. noise on commercial power lines could enter the equipment and disturb the proper function. noise generated by the equipment for example from switch mode power supplies need to be filtered and the spread of such generated noise need to be suppressed. common-mode suppression chokes together with line bypass capacitors building an ac emi suppression filter device. n rated currents up to 5a. n compact and light weight. n low magnetic leakage flux. n sectional winding. n standard foot print. n broad range of available inductances and current ratings. n custom-specific versions. n schaffner offers you also emi measure- ment service to verify that your design will pass the required safety standards. n input filters for switch mode power supplies n filters to reduce leaking noise n tvs, vcrs, multimedia and audio equipment n office automation, communications and other electronic devices n electric ballast n ac/ac converters features and benefits typical electrical schematic 1 4 2 3 rfi suppression chokes ev/eh series free datasheet http://www.datasheet-pdf.com/
per cispr 17; 50/50 asym typical choke attenuation ev/eh 20 types ev/eh 24 types ev/eh 28 types ev/eh 35 types ev choke eh choke l nominal dc resistance rated current weight (30%) r i (50c) [mh] [m] [a] [g] choke selection table ev 20-0.3-02-33m eh 20-0.3-02-33m 33 1780 0.3 10 ev 20-0.5-02-18m eh 20-0.5-02-18m 18 725 0.5 10 ev 20-0.8-02-5m6 eh 20-0.8-02-5m6 5.6 245 0.8 10 ev 20-1.0-02-3m9 eh 20-1.0-02-3m9 3.9 168 1.0 10 ev 20-1.2-02-3m3 eh 20-1.2-02-3m3 3.3 127 1.2 10 ev 20-1.5-02-1m8 eh 20-1.5-02-1m8 1.8 72 1.5 10 ev 20-2.0-02-0m8 eh 20-2.0-02-0m8 0.82 38 2.0 10 ev 24-0.5-02-44m eh 24-0.5-02-44m 44 1250 0.5 18 ev 24-0.8-02-18m eh 24-0.8-02-18m 18 438 0.8 18 ev 24-1.0-02-10m eh 24-1.0-02-10m 10 244 1.0 18 ev 24-1.5-02-4m5 eh 24-1.5-02-4m5 4.5 116 1.5 18 ev 24-2.0-02-2m5 eh 24-2.0-02-2m5 2.5 62 2.0 18 ev 24-3.0-02-1m2 eh 24-3.0-02-1m2 1.2 29 3.0 18 ev 24-4.0-02-0m5 eh 24-4.0-02-0m5 0.5 16 4.0 18 ev 28-1.0-02-36m eh 28-1.0-02-36m 36 591 1.0 31 ev 28-1.5-02-20m eh 28-1.5-02-20m 20 282 1.5 31 ev 28-2.0-02-11m eh 28-2.0-02-11m 11 162 2.0 31 ev 28-3.0-02-5m0 eh 28-3.0-02-5m0 5 79 3.0 31 ev 28-4.0-02-2m3 eh 28-4.0-02-2m3 2.3 40 4.0 31 ev 28-5.0-02-1m1 eh 28-5.0-02-1m1 1.1 27 5.0 31 ev 35-1.0-02-90m eh 35-1.0-02-90m 90 628 1.0 70 ev 35-2.0-02-20m eh 35-2.0-02-20m 20 150 2.0 70 ev 35-3.0-02-10m eh 35-3.0-02-10m 10 72 3.0 70 ev 35-4.0-02-5m0 eh 35-4.0-02-5m0 5 53 4.0 70 ev 35-5.0-02-3m6 eh 35-5.0-02-3m6 3.6 33 5.0 70 all wires rated 130c or higher. > components > ev/eh series free datasheet http://www.datasheet-pdf.com/
mechanical data ev 20 ev 24 and 28 eh 20 to 35 ev 35 a c b d 4 e g f 1 2 3 a c b d 4 e g f 1 2 3 a c b d 4 e g f 1 2 3 a c b d 4 e g f 1 2 3 ev 20 ev 24 ev 28 ev 35 eh 20 eh 24 eh 28 eh35 tolerances dimensions a 21 24.6 29.2 36 21 24 28 36 1 b 16 17.4 21 24.5 21 24 28 36 1 c 25* 29.1 34.7 42.7 17.8 20 22.9 27.7 1 d 4 4 4 4 4 4 4 4 1 e ?0.8 ?0.8 ?0.8 ?1.2 ?0.8 ?0.8 ?0.8 ?1.0 0.1 f 13 13 13 21 13 21 24 30 0.5 g 10 10 10 15 10 15 20 25 0.5 all dimensions in mm; 1 inch = 25.4mm * tolarance is +1/-2mm > components > ev/eh series your local partner: to find your local partner within schaffners global network, please go to www.schaffner.com june 2011 free datasheet http://www.datasheet-pdf.com/
to fnd your local partner within schaffners global network, please go to www.schaffner.com june 2011 ? 2011 schaffner emc. specifcations subject to change without notice. all trademarks recognized. schaffner is an iso-registered company. its products are designed and manufac- tured under the strict quality and environ- mental requirements of the iso 9001 and iso 14001 standards. this document has been carefully checked. however, schaffner does not assume any liability for errors or inac- curacies. headquarters and global innovation and development center schaffner group nordstrasse 11 4542 luterbach switzerland t +41 32 681 66 26 f +41 32 681 66 30 info@schaffner.ch www.schaffner.com sales and application centers china schaffner emc ltd. shanghai building 11, lane 1365 east kangqiao road shanghai 201319 t +86 21 6813 9855 f +86 21 6813 9811 cschina@schaffner.com www.schaffner.com germany schaffner deutschland gmbh schoemperlenstrasse 12b 76185 karlsruhe t +49 721 56910 f +49 721 569110 germanysales@schaffner.com finland schaffner oy tynninkuja 7 08700 lohja t +358 19 35 72 71 f +358 19 32 66 10 finlandsales@schaffner.com france schaffner emc s.a.s. 112, quai de bezons 95103 argenteuil t +33 1 34 34 30 60 f +33 1 39 47 02 28 francesales@schaffner.com italy schaffner emc s.r.l. via galileo galilei, 47 20092 cinisello balsamo (mi) t +39 02 66 04 30 45/47 f +39 02 61 23 943 italysales@schaffner.com japan schaffner emc k.k. mitsui-seimei sangenjaya bldg. 7f 1-32-12, kamiuma, setagaya-ku tokyo 154-0011 t +81 3 5712 3650 f +81 3 5712 3651 japansales@schaffner.com www.schaffner.jp sweden schaffner emc ab turebergstorg 1, 6 19147 sollentuna t +46 8 5792 1121 / 22 f +46 8 92 96 90 swedensales@schaffner.com switzerland schaffner emv ag nordstrasse 11 4542 luterbach t +41 32 681 66 26 f +41 32 681 66 41 sales@schaffner.ch singapore schaffner emc pte ltd. blk 3015a ubi road 1 05-09 kampong ubi industrial estate t +65 6377 3283 f +65 6377 3281 singaporesales@schaffner.com spain schaffner emc espa?a calle calndula 93, miniparc iii, edificio e el soto de la moraleja, alcobendas 28109 madrid t +34 618 176 133 spainsales@schaffner.com taiwan schaffner emv ltd. 6th floor, no 413 rui guang road neihu district taipei city 114 t +886 2 87525050 f+886 2 87518086 taiwansales@schaffner.com thailand schaffner emc co. ltd. northern region industrial estate 67 moo 4 tambon ban klang amphur muang p.o. box 14 lamphun 51000 t +66 53 58 11 04 f +66 53 58 10 19 thailandsales@schaffner.com uk schaffner ltd. 5 ashville way molly millars lane wokingham berkshire rg41 2pl t +44 118 9770070 f +44 118 9792969 uksales@schaffner.com www.schaffner.uk.com usa schaffner emc inc. 52 mayfeld avenue edison, new jersey 08837 t +1 732 225 9533 f +1 732 225 4789 usasales@schaffner.com www.schaffner.com/us free datasheet http://www.datasheet-pdf.com/
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