es25 lectricalpecification@ c 1 usedinhighpowerapplication 1. inductanceistestedat100khz,1.0vrms,0adc. notes: part number ris1375a-r20l part number rohs ris1375a-r47l ris1375a-1r0l ris1375a-1r5l ris1375a-2r2l 0.218 1.04 1.70 2.53 0.544 65 40 28 22 18 0.50 0.88 1.87 2.27 3.37 2.saturationcurrent,isat,isthedccurrentatwhichtheinductanceofthecomponentdropsby20%typicalatambient largepermissibledccurrent idealforcomputersandportablepowerdevices, dc-dcconverters,energystorageapplications rohscompliantversionsareavailable dcr (mmax) w 1 2 4.heatingcurrent,irms,isthecurrentrequiredtoraisetheparttemperaturebyapproximately40c. operatingtemperature-40cto+125c thickness,airflowandothercoolingprovisionsallaffecttheparttemperature.parttemperatureshouldbeverifi ed temperatureunderworstcaseoperatingconditions.circuitdesign,componentplacement,pwbtracesizeand intheendapplication. 5.theparttemperature(ambienttemperature+temperaturerise)shouldnotexceedtheupperlimitoftheoperating andinput-outputfilterapplications (h15%) m inductance marking (xxxy) temperatureof25c. @0adc 20%rolloff saturation currentisat(a) ris1375a-3r3l ris1375a-4r3l ris1375a-6r8l ris1375a-100l 4.67 7.45 10.90 3.52 15 13.2 11.4 8.6 4.87 5.90 9.40 14.00 ris1375a-220l ris1375a-330l ris1375a-470l 22.40 34.50 49.20 6.0 4.8 3.9 25.70 48.80 72.30 ris1375a-r20lf ris1375a-r47lf ris1375a-1r0lf ris1375a-1r5lf ris1375a-2r2lf RIS1375A-3R3LF ris1375a-4r3lf ris1375a-6r8lf ris1375a-100lf ris1375a-220lf ris1375a-330lf ris1375a-470lf (h) m rated inductance 0.20 1.00 1.50 2.20 0.47 4.30 6.80 10.00 3.30 22.00 33.00 47.00 95 57 41 32 26 30%rolloff saturation currentisat(a) 22 19.1 15.1 12.5 8.7 7.0 5.7 volts-sec m (vstyp) m 46.7 33.7 23.7 21.0 17.2 3 irms(a) heating current 14.3 13.0 10.3 8.5 6.3 4.42 3.65 2.87 4.78 6.7 8.46 10.4 12.4 14.4 18.1 22.0 31.5 37.3 44.8 r20l r47l 1r0l 1r5l 2r2l 3r3l 4r3l 6r8l 100l 220l 330l 470l 4 3.saturationcurrent,isat,isthedccurrentatwhichtheinductanceofthecomponentdropsby30%typicalatambient temperatureof25c. e&emagneticproductslimited ris1375aseries highcurrent smtpowerinductors 2/fblocka,94tokwawanroad,kowloon,hongkong tel:(852)27653888 fax:(852)29543304 revisedin12/07 pi134(02)
s chematics 2 s chematics md echanicalimensions 6.alldimensionsarespecifiedinwithhigherprecedenceinmm. inches mm .010 0.25 notes: 7.u. nlessotherwisespecified,alltolerancesare 8. foravailablerohspartnumber,thepartwillbemarkedwith?xxxyf?,insteadof?xxxy?. formoreinformation,pleasecontact headquarter 2/fblocka,meritindustrialcentre, 94tokwawanroad,kowloon, hongkong tel:(852)27653888 fax:(852)29543304 email:eempl@eleceltek.com website:http://www.eleceltek.com informationhereinisforreferenceonlyandsubjecttochangewithoutnotice.itdoesnotconstituteanyrepresenta tion,warrantyorcommitmentofthecompanyinrespect oftheproductsinanyaspect.alllogos,brandsandproductnamesmentionedhereinaretrademarksorregisteredtrad emarksoftheirrespectiveowners.thecompany doesnotassumeanyliabilityarisingoutoftheapplicationoruseofanyproductorcircuitdescribedherein.copyri ghts2006,e&emagneticproductslimited. 1 2 tape&reel:350/reel weight(ingram):3.5typ. .118.030 3.000.75 recommended padlayout .394 10.00 .157 4.00 .157 4.00 partnumber a (mm) ris1375a-r20l thru ris1375a-1r5l ris1375a-2r2l thru ris1375a-470l .134.012 3.400.30 .146.012 3.700.30 b (mm) .543 13.80 max .555 14.10 max b max 1375a xxxy (date) .516 13.10 max .295 7.50 max a gaugeplaneor referenceplane e&emagneticproductslimited ris1375aseries highcurrent smtpowerinductors 2/fblocka,94tokwawanroad,kowloon,hongkong tel:(852)27653888 fax:(852)29543304 revisedin12/07 pi134(02)
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