specifcations subject to change without notice. please check our website for latest information. air core inductors document at404-1 revised 09/08/11 inductance 2 percent q srf min 4 dcr max 5 imax wt part number 1 turns (nh) tolerance min 3 (ghz) (mohm) (a) (mg) at426rat5n5_sz 3 5.5 5,2 115 5.0 2.6 4.0 52 at426rat9n0_sz 4 9.0 5,2 120 4.0 3.4 4.0 65 at426rat13n_sz 5 13.0 5,2 100 3.0 3.9 4.0 78 at446rat16n_sz 7 16.0 5,2 110 3.0 5.2 4.0 110 at446rat18n_sz 8 18.0 5,2 110 2.9 6.0 4.0 118 at446rat23n_sz 9 23.0 5,2 110 2.6 6.8 4.0 133 at446rat27n_sz 10 27.0 5,2 110 2.3 7.9 4.0 147 1. when ordering, specify tolerance and testing codes: at446rat27n gsz tolerance: g = 2% j = 5% testing: z = cots h = screening per coilcraft cp-sa-10001 n = screening per coilcraft cp-sa-10003 2. inductance measured at 250 mhz on an agilent/hp 4286a or equiva - lent with a coilcraft smd-a test fxture and correlation. 3. q measured at 250 mhz on an agilent/hp 4291a or equivalent with a 16193a test fxture or equivalent. 4. srf measured on an agilent/hp 8753es or equivalent with a coilcraft ccf1268 test fxture. 5. dcr measured on a keithley 580 micro-ohmmeter or equivalent. 6. electrical specifcations at 25c. refer to doc 362 soldering surface mount components before soldering. terminations tin-lead (63/37) over copper ambient temperature C60c to +155c with imax current, +155c to +200c with derated current storage temperature component: C60c to +200c. packaging: C55c to +80c resistance to soldering heat max three 40 second refows at +260c, parts cooled to room temperature between cycles temperature coeffcient of inductance (tcl) +5 to +70 ppm/c moisture sensitivity level (msl) 1 (unlimited foor life at <30c / 85% relative humidity) enhanced crush-resistant packaging 1000 per 7reel plastic tape: 2 mm wide, 0.23 mm thick, 8 mm pocket spacing, 2.2 mm pocket depth at426rat at446rat 200c air core inductors only 2 mm tall high q over a wide range of frequencies low dcr and excellent current handling capability special materials allow operation in ambient temperatures as low as C60c and up to 200c. passes nasa low outgassing specifcations tin-lead (sn-pb) terminations ensure the best possible board adhesion 1102 silv er lak e road car y il 60013 phone fa x 800-981-0363 847-639-1508 e-mail we b cps@coilcraft.com www .coilcraft-cps .com ? ? coilcraft, inc. 2011
specifcations subject to change without notice. please check our website for latest information. air core inductors document at404-2 revised 09/08/11 at426rat / at446rat low profle air core inductors typical l vs frequency typical q vs frequency typical current derating dimensions are in inches mm suggested land patterns 11 0 100 10000 1000 frequency (mhz ) 0 250 275 300 225 200 175 150 125 100 75 50 25 q factor 13.0 nh 16.0 nh 18.0 nh 23.0 nh 27.0 nh 11 0 100 1000 10000 frequency (mhz ) 0 50 45 40 35 30 25 20 15 10 5 inductance (nh ) 13.0 nh 16.0 nh 18.0 nh 23.0 nh 27.0 nh -60 -40 -20 02 04 06 08 0 100 180 200 160 140 120 ambient temperature (c) pe r cent of rated rms i 120 110 100 90 80 70 60 50 40 30 20 10 0 25c 1102 silv er lak e road car y il 60013 phone fa x 800-981-0363 847-639-1508 e-mail we b cps@coilcraft.com www .coilcraft-cps .com ? ? coilcraft, inc. 2011
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