ccfl transformer document 575 document 575 revised 01/18/07 1. when ordering, please specify a packaging code: fa2786-bl d packaging: d = 13 machine ready reel. eia-481 embossed plastic tape (400 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 measured at 1 vrms, 60 khz, 0 adc. 3. vrms = continuous voltage. 4. vinst = instantaneous voltage at startup. 5. ambient operating temperature range ? 40c to +85c. 6. electrical specifcations at 25c. part turns ratio output inductance 2 vin i max vrms 3 vinst max 4 dcr max (ohms) number 1 pri : sec (watts) min (h) (volts) sec (ma) sec (volts) sec (volts) pri sec fa2786-bl_ 1 : 100 6.0 160 8 C 20 7.0 1600 2000 0.621 937.3 the fa2786-bl was developed specifcally for the texas in - struments tps68000 phase shift full bridge ccfl controller. it is designed for use in cold cathode fuorescent lamp power supplies operating at frequencies up to 100 khz. this transformer is specifed in the texas instruments tps68000evm-202 dual-transformer reference design. this reference design shows a single tps68000 driving two fa2786 - bl transformers and ccfl lamps. isolation is 500 vrms between windings and 2000 vrms from each winding to the core. free evaluation samples are available by contacting coilcraft or ordering them on-line at www.coilcraft.com. for texas instruments tps68000 ccfl controller 0.044 1,13 0.610 15,49 1 10 1 6 7 10 0.310 7,87 0.028 0,70 typ max max 0.965 24,51 max 0.098 2,50 0.098 2,50 cen 1 6 7 10 0.050 1,27 0.975 24,77 min 0.825 20,96 max recommended land p attern cen 0.075 1,91 min 0.004/0,10 weight 6.0 g terminations tin-silver (96.5/3.5) over tin over nickel over phos-bronze packaging 400/13 reel plastic tape: 44 mm wide, 0.37 mm thick, 20 mm pocket spacing, 7.8 mm pocket depth pcb washing tested with pure water or alcohol only. for other solvents, see doc787_pcb_washing.pdf. 6 8 pr i sec 4 1 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.
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