flyback transformers document 510-1 document 510-1 revised 02/09/11 1. when ordering, please specify packaging code: da2034-al d packaging: d = 13 machine-ready reel. eia-481 embossed plastic tape (da2032-al & da2033-al: 200 parts per full reel; da2034 -al: 175 parts per full reel). b = less than full reel. in tape, but not machine ready. to have a leader and trailer added ($25 charge), use code letter d instead. 2. inductance is for the primary, measured at 100 khz, 0.1 vrms, 0 adc. 3. peak primary current drawn at minimum input voltage. 4. dcr is with the primary windings connected in parallel. 5. leakage inductance is with the primary windings connected in parallel and with the secondary winding shorted. 6. capacitance measured at 100 khz, 0.1 vrms from pin 3 to pin 1 with all other pins shorted. 7. electrical specifcations at 25c. inductance inductance leakage interwinding part at 0 a 2 at i pk 3 dcr max (ohms) inductance 5 i pk 3 capacitance 6 turns ratio number 1 10% (h) min (h) pri 4 sec max (h) (a) (pf) pri : sec da2032-al_ 10.0 9.0 0.013 1.60 0.150 3.0 67 1 : 10 da2033-al_ 10.0 9.0 0.015 1.10 0.144 5.0 76 1 : 10 da2034-al_ 10.0 9.0 0.018 1.75 0.250 10.0 128 1 : 10 these surface mount fyback transformers were devel - oped for use with linear technology lt3750 capacitor charger controller. da2033-al and da2034-al are also specifed for the lt3751 controller. they have a smaller footprint than other transformers designed for this application. these low-profle transformers feature 1500 vrms, one minute winding to winding isolation and 750 vrms winding to core isolation. they are designed to operate with an input range of 3 C 24 v and to charge a capacitor to 300 v. they are shown on the linear technology lt3750 ap - plication note for use in a 300 v, 3 a charging circuit (da2032); a 300 v, 6 a charging circuit (da2033); and a 300 v, 9 a charging circuit (da2034). coilcraft can also custom engineer a transformer to meet your specifc requirements. for free evaluation samples, contact coilcraft or visit www.coilcraft.com . for linear technology lt3750/lt3751 capacitor charger controllers core material ferrite terminations rohs compliant tin-silver over tin over nickel over phos bronze. other terminations available at additional cost. weight da2032: 5.9 g; da2033: 8.2 g; da2034: 14.1g ambient temperature C40c to +125c storage temperature component: C40c to +125c. tape and reel packaging: C40c to +80c resistance to soldering heat max three 40 second refows at +260c, parts cooled to room temperature between cycles moisture sensitivity level (msl) 1 (unlimited foor life at <30c / 85% relative humidity) failures in time (fit) / mean time between failures (mtbf) 38 per billion hours / 26,315,789 hours, calculated per telcordia sr-332 packaging da2032-al 200 per 13 reel. plastic tape: 44 mm wide, 0.4 mm thick, 28 mm pocket spacing, 9.6 mm pocket depth da2033-al 200 per 13 reel. plastic tape: 44 mm wide, 0.4 mm thick, 24 mm pocket spacing, 10.56 mm pocket depth da2034-al 175 per 13 reel. plastic tape: 44 mm wide, 0.4 mm thick, 32 mm pocket spacing, 11.9 mm pocket depth pcb washing tested with pure water or alcohol only. for other solvents, see doc787_pcb_washing.pdf. 1 12 secondar y pr imar y 7 8 9 10 6 5 4 3 pr imar y windings to be connected in parallel on pc board us uk t aiwan china singapore +1-847-639-6400 sales@coilcraft.com +44-1236-730595 sales@coilcraft-eur ope.com +886-2-2264 3646 sales@coilcraft.com.tw +86-21-6218 8074 sales@coilcraft.com.cn + 65-6484 8412 sales@coilcraft.com.sg ? coilcraft inc. 2013 this pr oduct may not be used in medical or high risk applications without prior coilcraft appr oval. specification subject to change without notice. please check web site for latest infor mation.
document 510-2 document 510-2 revised 02/09/11 0.135 3,43 0.070 1,79 0.098 2,50 1 0.350 8,89 0.079 2,01 0.865 21,97 0.590 14,98 0.677 17,20 0.693 17.60 0.665 16,88 0.028 0,72 0.098 2,5 max dot indicates pin 1 max max 1 12 6 7 recommended land p attern 0.004 /0,10 d a2032-al xxxx y 0.070 1,79 0.130 3,30 0.028 0,711 0.100 2,54 0.100 2,54 1 0.385 9,78 0.076 1,93 0.950 24,13 0.699 17,0 0.685 17,40 0.799 20,3 0.748 19,0 max dot indicates pin 1 max max 1 12 6 7 recommended land p attern 0.004 /0,10 0.130 3,30 0.050 1,27 1 0.450 11,43 0.080 2,03 1.181 30,00 0.827 21,00 0.810 20,57 0.969 24,60 0.930 23,62 0.028 0,711 0.118 3,0 0.118 3,00 max dot indicates pin 1 max inter nal code max 1 12 6 7 recommended land p attern 0.004 /0,10 d a2033-al xxxx y d a2034-al xxxx y pa rt s manuf actured pr ior to september 2011 ma yb e mar ke d diff erently . da2032-al da2033-al da2034-al dimensions are in inches mm us uk t aiwan china singapore +1-847-639-6400 sales@coilcraft.com +44-1236-730595 sales@coilcraft-eur ope.com +886-2-2264 3646 sales@coilcraft.com.tw +86-21-6218 8074 sales@coilcraft.com.cn + 65-6484 8412 sales@coilcraft.com.sg ? coilcraft inc. 2013 this pr oduct may not be used in medical or high risk applications without prior coilcraft appr oval. specification subject to change without notice. please check web site for latest infor mation. flyback transformers for linear lt3750
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