s chematics 1 unshieldedandlowprofilewithhighenergycapability notes: andlowresistance suitablefornotebookcomputersandotherportable handhelddevices highperformanceandself-leadeddesignforpick andplacemountingprocess inductancerangefrom10to470microh rohscompliantversionsareavailable 2. ratedd.c.currentindicatesthecurrentwhentheinductanceis10%lowerthanitsinitialvalueatd.c.superpositio n, 1.testfrequencyisspecifiedasthefrequencyformeasuringtheinductance . 3. operatingtemperaturerange:-30cto+100c. 5. theparttemperature(ambienttemperature+temperaturerise)shouldnotexceedtheupperlimitoftheoperating temperatureunderworstcaseoperatingconditions.circuitdesign,componentplacement,pwbtracesizeand thickness,airflowandothercoolingprovisionsallaffecttheparttemperature.parttemperatureshouldbeverifi ed intheendapplication. 4.contacteemplforrohscompliantversionavailability. 1 orthecurrentwhenatt=40c,whicheverislower. d es25 lectricalpecification@ c inductance part number uiscd75k-100 part number rohs uiscd75k-120 uiscd75k-150 uiscd75k-180 uiscd75k-220 uiscd75k-270 uiscd75k-330 uiscd75k-390 uiscd75k-470 uiscd75k-560 uiscd75k-680 uiscd75k-820 uiscd75k-101 uiscd75k-121 70 80 90 100 110 120 130 160 180 240 280 370 430 470 dcr (m) w rateddc (a) 2.3 2.0 1.8 1.6 1.5 1.3 1.2 1.1 1.1 0.94 0.85 0.78 0.72 0.66 l(uh10%) max 10 15 27 33 39 47 56 82 100 120 150 180 220 uiscd75k-151 uiscd75k-181 uiscd75k-221 uiscd75k-100f uiscd75k-120f uiscd75k-150f uiscd75k-220f uiscd75k-270f UISCD75K-330F uiscd75k-390f uiscd75k-470f uiscd75k-560f uiscd75k-680f uiscd75k-820f uiscd75k-101f uiscd75k-121f uiscd75k-151f uiscd75k-181f uiscd75k-221f uiscd75k-180f 640 710 960 0.58 0.51 0.49 18 12 68 marking (xyyy) k100 k120 k150 k180 k220 k270 k330 k390 k470 k560 k680 k820 k101 k121 k151 k181 k221 22 current test (hz) frequency 1m 1m 1m 1m 1m 1m 1m 1m 1m 1m 1m 1m 1k 1k 1k 1k 1k uiscd75k-271 uiscd75k-331 uiscd75k-391 uiscd75k-471 uiscd75k-271f uiscd75k-331f uiscd75k-391f uiscd75k-471f 270 330 390 470 1k 1k 1k 1k 1110 1260 1770 1960 0.42 0.40 0.36 0.34 srf typ 28 23 22 20 17 15 15 14 13 11 11 10 9.2 7.7 6.1 5.8 5.2 (mhz) 4.8 4.3 4.3 3.8 k271 k331 k391 k471 1 2 2/fblocka,94tokwawanroad,kowloon,hongkong tel:(852)27653888 fax:(852)29543304 e&emagneticproductslimited surfacemount drumtype,uiscd75series,self-leaded revisedin06/07 pi011(07) wirewoundinductor
2 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. s chematics weight(ingram):0.9typ. tape&reel:900/reel 6.alldimensionsarespecifiedinwithhigherprecedenceinmm. inches mm .010 0.25 notes: 7.u. nlessotherwisespecified,alltolerancesare 8. foravailablerohspartnumber,thepartwillbemarkedwith?xyyyf?,insteadof?xyyy?. 1 2 (date) referenceor gaugeplane recommended padlayout xyyy .315 8.00 .295 7.50 .118 3.00 .307.012 7.800.30 .083 2.10 typ .217 5.50 max .287 7.30 max md echanicalimensions 2/fblocka,94tokwawanroad,kowloon,hongkong tel:(852)27653888 fax:(852)29543304 e&emagneticproductslimited surfacemount drumtype,uiscd75series,self-leaded revisedin06/07 pi011(07) wirewoundinductor
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